salt/tests/unit/utils/test_jinja.py

# -*- coding: utf-8 -*-
"""
Tests for salt.utils.jinja
"""
from __future__ import absolute_import, print_function, unicode_literals

import ast
import copy
import datetime
import os
import pprint
import re
import tempfile

import salt.config
import salt.loader

# dateutils is needed so that the strftime jinja filter is loaded
import salt.utils.dateutils  # pylint: disable=unused-import
import salt.utils.files
import salt.utils.json
import salt.utils.stringutils
import salt.utils.yaml
from jinja2 import DictLoader, Environment, Markup, exceptions
from salt.exceptions import SaltRenderError
from salt.ext import six
from salt.ext.six.moves import builtins
from salt.utils.decorators.jinja import JinjaFilter
from salt.utils.jinja import (
    SaltCacheLoader,
    SerializerExtension,
    ensure_sequence_filter,
    indent,
    tojson,
)
from salt.utils.odict import OrderedDict
from salt.utils.templates import JINJA, render_jinja_tmpl
from tests.support.case import ModuleCase
from tests.support.helpers import requires_network
from tests.support.mock import MagicMock, Mock, patch
from tests.support.runtests import RUNTIME_VARS
from tests.support.unit import TestCase, skipIf

try:
    import timelib  # pylint: disable=W0611

    HAS_TIMELIB = True
except ImportError:
    HAS_TIMELIB = False

BLINESEP = salt.utils.stringutils.to_bytes(os.linesep)


class JinjaTestCase(TestCase):
    def test_tojson(self):
        """
        Test the ported tojson filter. Non-ascii unicode content should be
        dumped with ensure_ascii=True.
        """
        data = {"Non-ascii words": ["süß", "спам", "яйца"]}
        result = tojson(data)
        expected = (
            '{"Non-ascii words": ["s\\u00fc\\u00df", '
            '"\\u0441\\u043f\\u0430\\u043c", '
            '"\\u044f\\u0439\\u0446\\u0430"]}'
        )
        assert result == expected, result

    def test_indent(self):
        """
        Test the indent filter with Markup object as input. Double-quotes
        should not be URL-encoded.
        """
        data = Markup('foo:\n  "bar"')
        result = indent(data)
        expected = Markup('foo:\n      "bar"')
        assert result == expected, result


class MockFileClient(object):
    """
    Does not download files but records any file request for testing
    """

    def __init__(self, loader=None):
        if loader:
            loader._file_client = self
        self.requests = []

    def get_file(self, template, dest="", makedirs=False, saltenv="base"):
        self.requests.append(
            {"path": template, "dest": dest, "makedirs": makedirs, "saltenv": saltenv}
        )


def _setup_test_dir(src_dir, test_dir):
    os.makedirs(test_dir)
    salt.utils.files.recursive_copy(src_dir, test_dir)
    filename = os.path.join(test_dir, "non_ascii")
    with salt.utils.files.fopen(filename, "wb") as fp:
        fp.write(b"Assun\xc3\xa7\xc3\xa3o" + BLINESEP)
    filename = os.path.join(test_dir, "hello_simple")
    with salt.utils.files.fopen(filename, "wb") as fp:
        fp.write(b"world" + BLINESEP)
    filename = os.path.join(test_dir, "hello_import")
    lines = [
        r"{% from 'macro' import mymacro -%}",
        r"{% from 'macro' import mymacro -%}",
        r"{{ mymacro('Hey') ~ mymacro(a|default('a'), b|default('b')) }}",
    ]
    with salt.utils.files.fopen(filename, "wb") as fp:
        for line in lines:
            fp.write(line.encode("utf-8") + BLINESEP)


class TestSaltCacheLoader(TestCase):
    def setUp(self):
        self.tempdir = tempfile.mkdtemp()
        self.template_dir = os.path.join(self.tempdir, "files", "test")
        _setup_test_dir(
            os.path.join(RUNTIME_VARS.BASE_FILES, "templates"), self.template_dir
        )
        self.opts = {
            "file_buffer_size": 1048576,
            "cachedir": self.tempdir,
            "file_roots": {"test": [self.template_dir]},
            "pillar_roots": {"test": [self.template_dir]},
            "extension_modules": os.path.join(
                os.path.dirname(os.path.abspath(__file__)), "extmods"
            ),
        }
        super(TestSaltCacheLoader, self).setUp()

    def tearDown(self):
        salt.utils.files.rm_rf(self.tempdir)
        self.tempdir = self.template_dir = self.opts

    def test_searchpath(self):
        """
        The searchpath is based on the cachedir option and the saltenv parameter
        """
        tmp = tempfile.gettempdir()
        opts = copy.deepcopy(self.opts)
        opts.update({"cachedir": tmp})
        loader = self.get_loader(opts=opts, saltenv="test")
        assert loader.searchpath == [os.path.join(tmp, "files", "test")]

    def test_mockclient(self):
        """
        A MockFileClient is used that records all file requests normally sent
        to the master.
        """
        loader = self.get_loader(opts=self.opts, saltenv="test")
        res = loader.get_source(None, "hello_simple")
        assert len(res) == 3
        # res[0] on Windows is unicode and use os.linesep so it works cross OS
        self.assertEqual(six.text_type(res[0]), "world" + os.linesep)
        tmpl_dir = os.path.join(self.template_dir, "hello_simple")
        self.assertEqual(res[1], tmpl_dir)
        assert res[2](), "Template up to date?"
        assert loader._file_client.requests
        self.assertEqual(loader._file_client.requests[0]["path"], "salt://hello_simple")

    def get_loader(self, opts=None, saltenv="base"):
        """
        Now that we instantiate the client in the __init__, we need to mock it
        """
        if opts is None:
            opts = self.opts
        with patch.object(SaltCacheLoader, "file_client", Mock()):
            loader = SaltCacheLoader(opts, saltenv)
            self.addCleanup(setattr, SaltCacheLoader, "_cached_client", None)
        # Create a mock file client and attach it to the loader
        MockFileClient(loader)
        return loader

    def get_test_saltenv(self):
        """
        Setup a simple jinja test environment
        """
        loader = self.get_loader(saltenv="test")
        jinja = Environment(loader=loader)
        return loader._file_client, jinja

    def test_import(self):
        """
        You can import and use macros from other files
        """
        fc, jinja = self.get_test_saltenv()
        result = jinja.get_template("hello_import").render()
        self.assertEqual(result, "Hey world !a b !")
        assert len(fc.requests) == 2
        self.assertEqual(fc.requests[0]["path"], "salt://hello_import")
        self.assertEqual(fc.requests[1]["path"], "salt://macro")

    def test_relative_import(self):
        """
        You can import using relative paths
        issue-13889
        """
        fc, jinja = self.get_test_saltenv()
        tmpl = jinja.get_template(os.path.join("relative", "rhello"))
        result = tmpl.render()
        self.assertEqual(result, "Hey world !a b !")
        assert len(fc.requests) == 3
        self.assertEqual(
            fc.requests[0]["path"], os.path.join("salt://relative", "rhello")
        )
        self.assertEqual(
            fc.requests[1]["path"], os.path.join("salt://relative", "rmacro")
        )
        self.assertEqual(fc.requests[2]["path"], "salt://macro")
        # This must fail when rendered: attempts to import from outside file root
        template = jinja.get_template("relative/rescape")
        self.assertRaises(exceptions.TemplateNotFound, template.render)

    def test_include(self):
        """
        You can also include a template that imports and uses macros
        """
        fc, jinja = self.get_test_saltenv()
        result = jinja.get_template("hello_include").render()
        self.assertEqual(result, "Hey world !a b !")
        assert len(fc.requests) == 3
        self.assertEqual(fc.requests[0]["path"], "salt://hello_include")
        self.assertEqual(fc.requests[1]["path"], "salt://hello_import")
        self.assertEqual(fc.requests[2]["path"], "salt://macro")

    def test_include_context(self):
        """
        Context variables are passes to the included template by default.
        """
        _, jinja = self.get_test_saltenv()
        result = jinja.get_template("hello_include").render(a="Hi", b="Salt")
        self.assertEqual(result, "Hey world !Hi Salt !")

    def test_cached_file_client(self):
        """
        Multiple instantiations of SaltCacheLoader use the cached file client
        """
        with patch("salt.transport.client.ReqChannel.factory", Mock()):
            loader_a = SaltCacheLoader(self.opts)
            loader_b = SaltCacheLoader(self.opts)
        assert loader_a._file_client is loader_b._file_client

    def test_file_client_kwarg(self):
        """
        A file client can be passed to SaltCacheLoader overriding the any
        cached file client
        """
        mfc = MockFileClient()
        loader = SaltCacheLoader(self.opts, _file_client=mfc)
        assert loader._file_client is mfc

    def test_cache_loader_shutdown(self):
        """
        The shudown method can be called without raising an exception when the
        file_client does not have a destroy method
        """
        mfc = MockFileClient()
        assert not hasattr(mfc, "destroy")
        loader = SaltCacheLoader(self.opts, _file_client=mfc)
        assert loader._file_client is mfc
        # Shutdown method should not raise any exceptions
        loader.shutdown()


class TestGetTemplate(TestCase):
    def setUp(self):
        self.tempdir = tempfile.mkdtemp()
        self.template_dir = os.path.join(self.tempdir, "files", "test")
        _setup_test_dir(
            os.path.join(RUNTIME_VARS.BASE_FILES, "templates"), self.template_dir
        )
        self.local_opts = {
            "file_buffer_size": 1048576,
            "cachedir": self.tempdir,
            "file_client": "local",
            "file_ignore_regex": None,
            "file_ignore_glob": None,
            "file_roots": {"test": [self.template_dir]},
            "pillar_roots": {"test": [self.template_dir]},
            "fileserver_backend": ["roots"],
            "hash_type": "md5",
            "extension_modules": os.path.join(
                os.path.dirname(os.path.abspath(__file__)), "extmods"
            ),
        }
        self.local_salt = {}
        super(TestGetTemplate, self).setUp()

    def tearDown(self):
        salt.utils.files.rm_rf(self.tempdir)
        self.tempdir = self.template_dir = self.local_opts = self.local_salt = None

    def test_fallback(self):
        """
        A Template with a filesystem loader is returned as fallback
        if the file is not contained in the searchpath
        """
        fn_ = os.path.join(self.template_dir, "hello_simple")
        with salt.utils.files.fopen(fn_) as fp_:
            out = render_jinja_tmpl(
                salt.utils.stringutils.to_unicode(fp_.read()),
                dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
            )
        self.assertEqual(out, "world" + os.linesep)

    def test_fallback_noloader(self):
        """
        A Template with a filesystem loader is returned as fallback
        if the file is not contained in the searchpath
        """
        filename = os.path.join(self.template_dir, "hello_import")
        with salt.utils.files.fopen(filename) as fp_:
            out = render_jinja_tmpl(
                salt.utils.stringutils.to_unicode(fp_.read()),
                dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
            )
        self.assertEqual(out, "Hey world !a b !" + os.linesep)

    def test_saltenv(self):
        """
        If the template is within the searchpath it can
        import, include and extend other templates.
        The initial template is expected to be already cached
        get_template does not request it from the master again.
        """
        fc = MockFileClient()
        with patch.object(SaltCacheLoader, "file_client", MagicMock(return_value=fc)):
            filename = os.path.join(self.template_dir, "hello_import")
            with salt.utils.files.fopen(filename) as fp_:
                out = render_jinja_tmpl(
                    salt.utils.stringutils.to_unicode(fp_.read()),
                    dict(
                        opts={
                            "cachedir": self.tempdir,
                            "file_client": "remote",
                            "file_roots": self.local_opts["file_roots"],
                            "pillar_roots": self.local_opts["pillar_roots"],
                        },
                        a="Hi",
                        b="Salt",
                        saltenv="test",
                        salt=self.local_salt,
                    ),
                )
            self.assertEqual(out, "Hey world !Hi Salt !" + os.linesep)
            self.assertEqual(fc.requests[0]["path"], "salt://macro")

    def test_macro_additional_log_for_generalexc(self):
        """
        If we failed in a macro because of e.g. a TypeError, get
        more output from trace.
        """
        expected = r"""Jinja error:.*division.*
.*macrogeneral\(2\):
---
\{% macro mymacro\(\) -%\}
\{\{ 1/0 \}\}    <======================
\{%- endmacro %\}
---.*"""
        filename = os.path.join(self.template_dir, "hello_import_generalerror")
        fc = MockFileClient()
        with patch.object(SaltCacheLoader, "file_client", MagicMock(return_value=fc)):
            with salt.utils.files.fopen(filename) as fp_:
                self.assertRaisesRegex(
                    SaltRenderError,
                    expected,
                    render_jinja_tmpl,
                    salt.utils.stringutils.to_unicode(fp_.read()),
                    dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
                )

    def test_macro_additional_log_for_undefined(self):
        """
        If we failed in a macro because of undefined variables, get
        more output from trace.
        """
        expected = r"""Jinja variable 'b' is undefined
.*macroundefined\(2\):
---
\{% macro mymacro\(\) -%\}
\{\{b.greetee\}\} <-- error is here    <======================
\{%- endmacro %\}
---"""
        filename = os.path.join(self.template_dir, "hello_import_undefined")
        fc = MockFileClient()
        with patch.object(SaltCacheLoader, "file_client", MagicMock(return_value=fc)):
            with salt.utils.files.fopen(filename) as fp_:
                self.assertRaisesRegex(
                    SaltRenderError,
                    expected,
                    render_jinja_tmpl,
                    salt.utils.stringutils.to_unicode(fp_.read()),
                    dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
                )

    def test_macro_additional_log_syntaxerror(self):
        """
        If  we failed in a macro, get more output from trace.
        """
        expected = r"""Jinja syntax error: expected token .*end.*got '-'.*
.*macroerror\(2\):
---
# macro
\{% macro mymacro\(greeting, greetee='world'\) -\} <-- error is here    <======================
\{\{ greeting ~ ' ' ~ greetee \}\} !
\{%- endmacro %\}
---.*"""
        filename = os.path.join(self.template_dir, "hello_import_error")
        fc = MockFileClient()
        with patch.object(SaltCacheLoader, "file_client", MagicMock(return_value=fc)):
            with salt.utils.files.fopen(filename) as fp_:
                self.assertRaisesRegex(
                    SaltRenderError,
                    expected,
                    render_jinja_tmpl,
                    salt.utils.stringutils.to_unicode(fp_.read()),
                    dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
                )

    def test_non_ascii_encoding(self):
        fc = MockFileClient()
        with patch.object(SaltCacheLoader, "file_client", MagicMock(return_value=fc)):
            filename = os.path.join(self.template_dir, "hello_import")
            with salt.utils.files.fopen(filename) as fp_:
                out = render_jinja_tmpl(
                    salt.utils.stringutils.to_unicode(fp_.read()),
                    dict(
                        opts={
                            "cachedir": self.tempdir,
                            "file_client": "remote",
                            "file_roots": self.local_opts["file_roots"],
                            "pillar_roots": self.local_opts["pillar_roots"],
                        },
                        a="Hi",
                        b="Sàlt",
                        saltenv="test",
                        salt=self.local_salt,
                    ),
                )
            self.assertEqual(
                out,
                salt.utils.stringutils.to_unicode("Hey world !Hi Sàlt !" + os.linesep),
            )
            self.assertEqual(fc.requests[0]["path"], "salt://macro")

            filename = os.path.join(self.template_dir, "non_ascii")
            with salt.utils.files.fopen(filename, "rb") as fp_:
                out = render_jinja_tmpl(
                    salt.utils.stringutils.to_unicode(fp_.read(), "utf-8"),
                    dict(
                        opts={
                            "cachedir": self.tempdir,
                            "file_client": "remote",
                            "file_roots": self.local_opts["file_roots"],
                            "pillar_roots": self.local_opts["pillar_roots"],
                        },
                        a="Hi",
                        b="Sàlt",
                        saltenv="test",
                        salt=self.local_salt,
                    ),
                )
            self.assertEqual("Assunção" + os.linesep, out)
            self.assertEqual(fc.requests[0]["path"], "salt://macro")

    @skipIf(HAS_TIMELIB is False, "The `timelib` library is not installed.")
    def test_strftime(self):
        response = render_jinja_tmpl(
            '{{ "2002/12/25"|strftime }}',
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(response, "2002-12-25")

        objects = (
            datetime.datetime(2002, 12, 25, 12, 00, 00, 00),
            "2002/12/25",
            1040814000,
            "1040814000",
        )

        for object in objects:
            response = render_jinja_tmpl(
                "{{ object|strftime }}",
                dict(
                    object=object,
                    opts=self.local_opts,
                    saltenv="test",
                    salt=self.local_salt,
                ),
            )
            self.assertEqual(response, "2002-12-25")

            response = render_jinja_tmpl(
                '{{ object|strftime("%b %d, %Y") }}',
                dict(
                    object=object,
                    opts=self.local_opts,
                    saltenv="test",
                    salt=self.local_salt,
                ),
            )
            self.assertEqual(response, "Dec 25, 2002")

            response = render_jinja_tmpl(
                '{{ object|strftime("%y") }}',
                dict(
                    object=object,
                    opts=self.local_opts,
                    saltenv="test",
                    salt=self.local_salt,
                ),
            )
            self.assertEqual(response, "02")

    def test_non_ascii(self):
        fn = os.path.join(self.template_dir, "non_ascii")
        out = JINJA(fn, opts=self.local_opts, saltenv="test", salt=self.local_salt)
        with salt.utils.files.fopen(out["data"], "rb") as fp:
            result = salt.utils.stringutils.to_unicode(fp.read(), "utf-8")
            self.assertEqual(
                salt.utils.stringutils.to_unicode("Assunção" + os.linesep), result
            )

    def test_get_context_has_enough_context(self):
        template = "1\n2\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\ne\nf"
        context = salt.utils.stringutils.get_context(template, 8)
        expected = "---\n[...]\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\n[...]\n---"
        self.assertEqual(expected, context)

    def test_get_context_at_top_of_file(self):
        template = "1\n2\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\ne\nf"
        context = salt.utils.stringutils.get_context(template, 1)
        expected = "---\n1\n2\n3\n4\n5\n6\n[...]\n---"
        self.assertEqual(expected, context)

    def test_get_context_at_bottom_of_file(self):
        template = "1\n2\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\ne\nf"
        context = salt.utils.stringutils.get_context(template, 15)
        expected = "---\n[...]\na\nb\nc\nd\ne\nf\n---"
        self.assertEqual(expected, context)

    def test_get_context_2_context_lines(self):
        template = "1\n2\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\ne\nf"
        context = salt.utils.stringutils.get_context(template, 8, num_lines=2)
        expected = "---\n[...]\n6\n7\n8\n9\na\n[...]\n---"
        self.assertEqual(expected, context)

    def test_get_context_with_marker(self):
        template = "1\n2\n3\n4\n5\n6\n7\n8\n9\na\nb\nc\nd\ne\nf"
        context = salt.utils.stringutils.get_context(
            template, 8, num_lines=2, marker=" <---"
        )
        expected = "---\n[...]\n6\n7\n8 <---\n9\na\n[...]\n---"
        self.assertEqual(expected, context)

    def test_render_with_syntax_error(self):
        template = "hello\n\n{{ bad\n\nfoo"
        expected = r".*---\nhello\n\n{{ bad\n\nfoo    <======================\n---"
        self.assertRaisesRegex(
            SaltRenderError,
            expected,
            render_jinja_tmpl,
            template,
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )

    def test_render_with_utf8_syntax_error(self):
        with patch.object(builtins, "__salt_system_encoding__", "utf-8"):
            template = "hello\n\n{{ bad\n\nfoo한"
            expected = salt.utils.stringutils.to_str(
                r".*---\nhello\n\n{{ bad\n\nfoo한    <======================\n---"
            )
            self.assertRaisesRegex(
                SaltRenderError,
                expected,
                render_jinja_tmpl,
                template,
                dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
            )

    def test_render_with_undefined_variable(self):
        template = "hello\n\n{{ foo }}\n\nfoo"
        expected = r"Jinja variable \'foo\' is undefined"
        self.assertRaisesRegex(
            SaltRenderError,
            expected,
            render_jinja_tmpl,
            template,
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )

    def test_render_with_undefined_variable_utf8(self):
        template = "hello\xed\x95\x9c\n\n{{ foo }}\n\nfoo"
        expected = r"Jinja variable \'foo\' is undefined"
        self.assertRaisesRegex(
            SaltRenderError,
            expected,
            render_jinja_tmpl,
            template,
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )

    def test_render_with_undefined_variable_unicode(self):
        template = "hello한\n\n{{ foo }}\n\nfoo"
        expected = r"Jinja variable \'foo\' is undefined"
        self.assertRaisesRegex(
            SaltRenderError,
            expected,
            render_jinja_tmpl,
            template,
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )


class TestJinjaDefaultOptions(TestCase):
    @classmethod
    def setUpClass(cls):
        cls.local_opts = {
            "cachedir": os.path.join(RUNTIME_VARS.TMP, "jinja-template-cache"),
            "file_buffer_size": 1048576,
            "file_client": "local",
            "file_ignore_regex": None,
            "file_ignore_glob": None,
            "file_roots": {
                "test": [os.path.join(RUNTIME_VARS.BASE_FILES, "templates")]
            },
            "pillar_roots": {
                "test": [os.path.join(RUNTIME_VARS.BASE_FILES, "templates")]
            },
            "fileserver_backend": ["roots"],
            "hash_type": "md5",
            "extension_modules": os.path.join(
                os.path.dirname(os.path.abspath(__file__)), "extmods"
            ),
            "jinja_env": {"line_comment_prefix": "##", "line_statement_prefix": "%"},
        }
        cls.local_salt = {
            "myvar": "zero",
            "mylist": [0, 1, 2, 3],
        }

    @classmethod
    def tearDownClass(cls):
        cls.local_opts = cls.local_salt = None

    def test_comment_prefix(self):

        template = """
            %- set myvar = 'one'
            ## ignored comment 1
            {{- myvar -}}
            {%- set myvar = 'two' %} ## ignored comment 2
            {{- myvar }} ## ignored comment 3
            %- if myvar == 'two':
            %- set myvar = 'three'
            %- endif
            {{- myvar -}}
            """
        rendered = render_jinja_tmpl(
            template, dict(opts=self.local_opts, saltenv="test", salt=self.local_salt)
        )
        self.assertEqual(rendered, "onetwothree")

    def test_statement_prefix(self):

        template = """
            {%- set mylist = ['1', '2', '3'] %}
            %- set mylist = ['one', 'two', 'three']
            %- for item in mylist:
            {{- item }}
            %- endfor
            """
        rendered = render_jinja_tmpl(
            template, dict(opts=self.local_opts, saltenv="test", salt=self.local_salt)
        )
        self.assertEqual(rendered, "onetwothree")


class TestCustomExtensions(TestCase):
    @classmethod
    def setUpClass(cls):
        cls.local_opts = {
            "cachedir": os.path.join(RUNTIME_VARS.TMP, "jinja-template-cache"),
            "file_buffer_size": 1048576,
            "file_client": "local",
            "file_ignore_regex": None,
            "file_ignore_glob": None,
            "file_roots": {
                "test": [os.path.join(RUNTIME_VARS.BASE_FILES, "templates")]
            },
            "pillar_roots": {
                "test": [os.path.join(RUNTIME_VARS.BASE_FILES, "templates")]
            },
            "fileserver_backend": ["roots"],
            "hash_type": "md5",
            "extension_modules": os.path.join(
                os.path.dirname(os.path.abspath(__file__)), "extmods"
            ),
        }
        cls.local_salt = {
            # 'dns.A': dnsutil.A,
            # 'dns.AAAA': dnsutil.AAAA,
            # 'file.exists': filemod.file_exists,
            # 'file.basename': filemod.basename,
            # 'file.dirname': filemod.dirname
        }

    @classmethod
    def tearDownClass(cls):
        cls.local_opts = cls.local_salt = None

    def test_regex_escape(self):
        dataset = "foo?:.*/\\bar"
        env = Environment(extensions=[SerializerExtension])
        env.filters.update(JinjaFilter.salt_jinja_filters)
        rendered = env.from_string("{{ dataset|regex_escape }}").render(dataset=dataset)
        self.assertEqual(rendered, re.escape(dataset))

    def test_unique_string(self):
        dataset = "foo"
        unique = set(dataset)
        env = Environment(extensions=[SerializerExtension])
        env.filters.update(JinjaFilter.salt_jinja_filters)
        rendered = (
            env.from_string("{{ dataset|unique }}")
            .render(dataset=dataset)
            .strip("'{}")
            .split("', '")
        )
        self.assertEqual(sorted(rendered), sorted(list(unique)))

    def test_unique_tuple(self):
        dataset = ("foo", "foo", "bar")
        unique = set(dataset)
        env = Environment(extensions=[SerializerExtension])
        env.filters.update(JinjaFilter.salt_jinja_filters)
        rendered = (
            env.from_string("{{ dataset|unique }}")
            .render(dataset=dataset)
            .strip("'{}")
            .split("', '")
        )
        self.assertEqual(sorted(rendered), sorted(list(unique)))

    def test_unique_list(self):
        dataset = ["foo", "foo", "bar"]
        unique = ["foo", "bar"]
        env = Environment(extensions=[SerializerExtension])
        env.filters.update(JinjaFilter.salt_jinja_filters)
        rendered = (
            env.from_string("{{ dataset|unique }}")
            .render(dataset=dataset)
            .strip("'[]")
            .split("', '")
        )
        self.assertEqual(rendered, unique)

    def test_serialize_json(self):
        dataset = {"foo": True, "bar": 42, "baz": [1, 2, 3], "qux": 2.0}
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ dataset|json }}").render(dataset=dataset)
        self.assertEqual(dataset, salt.utils.json.loads(rendered))

    def test_serialize_yaml(self):
        dataset = {
            "foo": True,
            "bar": 42,
            "baz": [1, 2, 3],
            "qux": 2.0,
            "spam": OrderedDict([("foo", OrderedDict([("bar", "baz"), ("qux", 42)]))]),
        }
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ dataset|yaml }}").render(dataset=dataset)
        self.assertEqual(dataset, salt.utils.yaml.safe_load(rendered))

    def test_serialize_yaml_str(self):
        dataset = "str value"
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ dataset|yaml }}").render(dataset=dataset)
        self.assertEqual(dataset, rendered)

    def test_serialize_yaml_unicode(self):
        dataset = "str value"
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ dataset|yaml }}").render(dataset=dataset)
        self.assertEqual("str value", rendered)

    def test_serialize_python(self):
        dataset = {"foo": True, "bar": 42, "baz": [1, 2, 3], "qux": 2.0}
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ dataset|python }}").render(dataset=dataset)
        self.assertEqual(rendered, pprint.pformat(dataset))

    def test_load_yaml(self):
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string(
            '{% set document = "{foo: it works}"|load_yaml %}{{ document.foo }}'
        ).render()
        self.assertEqual(rendered, "it works")

        rendered = env.from_string(
            "{% set document = document|load_yaml %}" "{{ document.foo }}"
        ).render(document="{foo: it works}")
        self.assertEqual(rendered, "it works")

        with self.assertRaises((TypeError, exceptions.TemplateRuntimeError)):
            env.from_string(
                "{% set document = document|load_yaml %}" "{{ document.foo }}"
            ).render(document={"foo": "it works"})

    def test_load_tag(self):
        env = Environment(extensions=[SerializerExtension])

        source = (
            "{{ bar }}, "
            + "{% load_yaml as docu %}{foo: it works, {{ bar }}: baz}{% endload %}"
            + "{{ docu.foo }}"
        )

        rendered = env.from_string(source).render(bar="barred")
        self.assertEqual(rendered, "barred, it works")

        source = (
            '{{ bar }}, {% load_json as docu %}{"foo": "it works", "{{ bar }}": "baz"}{% endload %}'
            + "{{ docu.foo }}"
        )

        rendered = env.from_string(source).render(bar="barred")
        self.assertEqual(rendered, "barred, it works")

        with self.assertRaises(exceptions.TemplateSyntaxError):
            env.from_string(
                "{% load_yamle as document %}{foo, bar: it works}{% endload %}"
            ).render()

        with self.assertRaises(exceptions.TemplateRuntimeError):
            env.from_string(
                "{% load_json as document %}{foo, bar: it works}{% endload %}"
            ).render()

    def test_load_json(self):
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string(
            '{% set document = \'{"foo": "it works"}\'|load_json %}'
            "{{ document.foo }}"
        ).render()
        self.assertEqual(rendered, "it works")

        rendered = env.from_string(
            "{% set document = document|load_json %}" "{{ document.foo }}"
        ).render(document='{"foo": "it works"}')
        self.assertEqual(rendered, "it works")

        # bad quotes
        with self.assertRaises(exceptions.TemplateRuntimeError):
            env.from_string("{{ document|load_json }}").render(
                document="{'foo': 'it works'}"
            )

        # not a string
        with self.assertRaises(exceptions.TemplateRuntimeError):
            env.from_string("{{ document|load_json }}").render(
                document={"foo": "it works"}
            )

    def test_load_yaml_template(self):
        loader = DictLoader({"foo": '{bar: "my god is blue", foo: [1, 2, 3]}'})
        env = Environment(extensions=[SerializerExtension], loader=loader)
        rendered = env.from_string(
            '{% import_yaml "foo" as doc %}{{ doc.bar }}'
        ).render()
        self.assertEqual(rendered, "my god is blue")

        with self.assertRaises(exceptions.TemplateNotFound):
            env.from_string('{% import_yaml "does not exists" as doc %}').render()

    def test_load_json_template(self):
        loader = DictLoader({"foo": '{"bar": "my god is blue", "foo": [1, 2, 3]}'})
        env = Environment(extensions=[SerializerExtension], loader=loader)
        rendered = env.from_string(
            '{% import_json "foo" as doc %}{{ doc.bar }}'
        ).render()
        self.assertEqual(rendered, "my god is blue")

        with self.assertRaises(exceptions.TemplateNotFound):
            env.from_string('{% import_json "does not exists" as doc %}').render()

    def test_load_text_template(self):
        loader = DictLoader({"foo": "Foo!"})
        env = Environment(extensions=[SerializerExtension], loader=loader)

        rendered = env.from_string('{% import_text "foo" as doc %}{{ doc }}').render()
        self.assertEqual(rendered, "Foo!")

        with self.assertRaises(exceptions.TemplateNotFound):
            env.from_string('{% import_text "does not exists" as doc %}').render()

    def test_catalog(self):
        loader = DictLoader(
            {
                "doc1": '{bar: "my god is blue"}',
                "doc2": '{% import_yaml "doc1" as local2 %} never exported',
                "doc3": '{% load_yaml as local3 %}{"foo": "it works"}{% endload %} me neither',
                "main1": '{% from "doc2" import local2 %}{{ local2.bar }}',
                "main2": '{% from "doc3" import local3 %}{{ local3.foo }}',
                "main3": """
                {% import "doc2" as imported2 %}
                {% import "doc3" as imported3 %}
                {{ imported2.local2.bar }}
            """,
                "main4": """
                {% import "doc2" as imported2 %}
                {% import "doc3" as imported3 %}
                {{ imported3.local3.foo }}
            """,
                "main5": """
                {% from "doc2" import local2 as imported2 %}
                {% from "doc3" import local3 as imported3 %}
                {{ imported2.bar }}
            """,
                "main6": """
                {% from "doc2" import local2 as imported2 %}
                {% from "doc3" import local3 as imported3 %}
                {{ imported3.foo }}
            """,
            }
        )

        env = Environment(extensions=[SerializerExtension], loader=loader)
        rendered = env.get_template("main1").render()
        self.assertEqual(rendered, "my god is blue")

        rendered = env.get_template("main2").render()
        self.assertEqual(rendered, "it works")

        rendered = env.get_template("main3").render().strip()
        self.assertEqual(rendered, "my god is blue")

        rendered = env.get_template("main4").render().strip()
        self.assertEqual(rendered, "it works")

        rendered = env.get_template("main5").render().strip()
        self.assertEqual(rendered, "my god is blue")

        rendered = env.get_template("main6").render().strip()
        self.assertEqual(rendered, "it works")

    def test_nested_structures(self):
        env = Environment(extensions=[SerializerExtension])
        rendered = env.from_string("{{ data }}").render(data="foo")
        self.assertEqual(rendered, "foo")

        data = OrderedDict([("foo", OrderedDict([("bar", "baz"), ("qux", 42)]))])

        rendered = env.from_string("{{ data }}").render(data=data)
        self.assertEqual(
            rendered, "{'foo': {'bar': 'baz', 'qux': 42}}",
        )

        rendered = env.from_string("{{ data }}").render(
            data=[OrderedDict(foo="bar",), OrderedDict(baz=42,)]
        )
        self.assertEqual(
            rendered, "[{'foo': 'bar'}, {'baz': 42}]",
        )

    def test_set_dict_key_value(self):
        """
        Test the `set_dict_key_value` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ {} | set_dict_key_value('foo:bar:baz', 42) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': 42}}}")

        rendered = render_jinja_tmpl(
            "{{ {} | set_dict_key_value('foo.bar.baz', 42, delimiter='.') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': 42}}}")

    def test_update_dict_key_value(self):
        """
        Test the `update_dict_key_value` Jinja filter.
        """
        # Use OrderedDicts to avoid random key-order-switches in the rendered string.
        expected = OrderedDict(
            [("bar", OrderedDict([("baz", OrderedDict([("qux", 1), ("quux", 3)]))]))]
        )
        dataset = OrderedDict(
            [("bar", OrderedDict([("baz", OrderedDict([("qux", 1)]))]))]
        )
        dataset_exp = OrderedDict([("quux", 3)])
        rendered = render_jinja_tmpl(
            "{{ foo | update_dict_key_value('bar:baz', exp) }}",
            dict(
                foo=dataset,
                exp=dataset_exp,
                opts=self.local_opts,
                saltenv="test",
                salt=self.local_salt,
            ),
        )
        self.assertEqual(
            rendered, "{'bar': {'baz': {'qux': 1, 'quux': 3}}}",
        )

        # Test incorrect usage
        for update_with in [42, "foo", [42]]:
            template = "{{ {} | update_dict_key_value('bar:baz', update_with) }}"
            expected = r"Cannot update {} with a {}.".format(
                type({}), type(update_with)
            )
            self.assertRaisesRegex(
                SaltRenderError,
                expected,
                render_jinja_tmpl,
                template,
                dict(
                    update_with=update_with,
                    opts=self.local_opts,
                    saltenv="test",
                    salt=self.local_salt,
                ),
            )

    def test_append_dict_key_value(self):
        """
        Test the `append_dict_key_value` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ {} | append_dict_key_value('foo:bar:baz', 42) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': [42]}}}")

        rendered = render_jinja_tmpl(
            "{{ foo | append_dict_key_value('bar:baz', 42) }}",
            dict(
                foo={"bar": {"baz": [1, 2]}},
                opts=self.local_opts,
                saltenv="test",
                salt=self.local_salt,
            ),
        )
        self.assertEqual(
            rendered, "{'bar': {'baz': [1, 2, 42]}}",
        )

    def test_extend_dict_key_value(self):
        """
        Test the `extend_dict_key_value` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ {} | extend_dict_key_value('foo:bar:baz', [42]) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': [42]}}}")

        rendered = render_jinja_tmpl(
            "{{ foo | extend_dict_key_value('bar:baz', [42, 43]) }}",
            dict(
                foo={"bar": {"baz": [1, 2]}},
                opts=self.local_opts,
                saltenv="test",
                salt=self.local_salt,
            ),
        )
        self.assertEqual(
            rendered, "{'bar': {'baz': [1, 2, 42, 43]}}",
        )
        # Edge cases
        rendered = render_jinja_tmpl(
            "{{ {} | extend_dict_key_value('foo:bar:baz', 'quux') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': ['q', 'u', 'u', 'x']}}}")
        # Beware! When supplying a dict, the list gets extended with the dict coerced to a list,
        # which will only contain the keys of the dict.
        rendered = render_jinja_tmpl(
            "{{ {} | extend_dict_key_value('foo:bar:baz', {'foo': 'bar'}) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "{'foo': {'bar': {'baz': ['foo']}}}")

        # Test incorrect usage
        template = "{{ {} | extend_dict_key_value('bar:baz', 42) }}"
        expected = r"Cannot extend {} with a {}.".format(type([]), type(42))
        self.assertRaisesRegex(
            SaltRenderError,
            expected,
            render_jinja_tmpl,
            template,
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )

    def test_sequence(self):
        env = Environment()
        env.filters["sequence"] = ensure_sequence_filter

        rendered = env.from_string("{{ data | sequence | length }}").render(data="foo")
        self.assertEqual(rendered, "1")

        rendered = env.from_string("{{ data | sequence | length }}").render(
            data=["foo", "bar"]
        )
        self.assertEqual(rendered, "2")

        rendered = env.from_string("{{ data | sequence | length }}").render(
            data=("foo", "bar")
        )
        self.assertEqual(rendered, "2")

        rendered = env.from_string("{{ data | sequence | length }}").render(
            data=set(["foo", "bar"])
        )
        self.assertEqual(rendered, "2")

        rendered = env.from_string("{{ data | sequence | length }}").render(
            data={"foo": "bar"}
        )
        self.assertEqual(rendered, "1")

    def test_camel_to_snake_case(self):
        """
        Test the `to_snake_case` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'abcdEfghhIjkLmnoP' | to_snake_case }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "abcd_efghh_ijk_lmno_p")

    def test_snake_to_camel_case(self):
        """
        Test the `to_camelcase` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'the_fox_jumped_over_the_lazy_dog' | to_camelcase }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "theFoxJumpedOverTheLazyDog")

        rendered = render_jinja_tmpl(
            "{{ 'the_fox_jumped_over_the_lazy_dog' | to_camelcase(uppercamel=True) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "TheFoxJumpedOverTheLazyDog")

    def test_is_ip(self):
        """
        Test the `is_ip` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | is_ip }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'FE80::' | is_ip }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'random' | is_ip }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

    def test_is_ipv4(self):
        """
        Test the `is_ipv4` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | is_ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'FE80::' | is_ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

        rendered = render_jinja_tmpl(
            "{{ 'random' | is_ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

    def test_is_ipv6(self):
        """
        Test the `is_ipv6` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | is_ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

        rendered = render_jinja_tmpl(
            "{{ 'fe80::20d:b9ff:fe01:ea8%eth0' | is_ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'FE80::' | is_ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'random' | is_ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

    def test_ipaddr(self):
        """
        Test the `ipaddr` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '::' | ipaddr }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "::")

        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | ipaddr }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "192.168.0.1")

        # provides a list with valid IP addresses only
        rendered = render_jinja_tmpl(
            "{{ ['192.168.0.1', '172.17.17.1', 'foo', 'bar', '::'] | ipaddr | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "192.168.0.1, 172.17.17.1, ::")

        # return only multicast addresses
        rendered = render_jinja_tmpl(
            "{{ ['224.0.0.1', 'FF01::1', '::'] | ipaddr(options='multicast') | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "224.0.0.1, ff01::1")

    def test_ipv4(self):
        """
        Test the `ipv4` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "192.168.0.1")

        rendered = render_jinja_tmpl(
            "{{ ['192.168.0.1', '172.17.17.1'] | ipv4 | join(', ')}}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "192.168.0.1, 172.17.17.1")

        rendered = render_jinja_tmpl(
            "{{ 'fe80::' | ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        rendered = render_jinja_tmpl(
            "{{ 'random' | ipv4 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | ipv4(options='lo') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        rendered = render_jinja_tmpl(
            "{{ '127.0.0.1' | ipv4(options='lo') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "127.0.0.1")

    def test_ipv6(self):
        """
        Test the `ipv6` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        rendered = render_jinja_tmpl(
            "{{ 'random' | ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        # returns the standard format value
        rendered = render_jinja_tmpl(
            "{{ 'FE80:0:0::0' | ipv6 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "fe80::")

        # fe80:: is link local therefore will be returned
        rendered = render_jinja_tmpl(
            "{{ 'fe80::' | ipv6(options='ll') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "fe80::")

        # fe80:: is not loopback
        rendered = render_jinja_tmpl(
            "{{ 'fe80::' | ipv6(options='lo') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

        # returns only IPv6 addresses in the list
        rendered = render_jinja_tmpl(
            "{{ ['fe80::', '192.168.0.1'] | ipv6 | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "fe80::")

        rendered = render_jinja_tmpl(
            "{{ ['fe80::', '::'] | ipv6 | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "fe80::, ::")

    def test_network_hosts(self):
        """
        Test the `network_hosts` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1/30' | network_hosts | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "192.168.0.1, 192.168.0.2")

    def test_network_size(self):
        """
        Test the `network_size` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1' | network_size }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "1")

        rendered = render_jinja_tmpl(
            "{{ '192.168.0.1/8' | network_size }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "16777216")

    @requires_network()
    def test_http_query(self):
        """
        Test the `http_query` Jinja filter.
        """
        for backend in ("requests", "tornado", "urllib2"):
            rendered = render_jinja_tmpl(
                "{{ 'http://icanhazip.com' | http_query(backend='" + backend + "') }}",
                dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
            )
            self.assertIsInstance(
                rendered, six.text_type, "Failed with backend: {}".format(backend)
            )
            dict_reply = ast.literal_eval(rendered)
            self.assertIsInstance(
                dict_reply, dict, "Failed with backend: {}".format(backend)
            )
            self.assertIsInstance(
                dict_reply["body"],
                six.string_types,
                "Failed with backend: {}".format(backend),
            )

    def test_to_bool(self):
        """
        Test the `to_bool` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 1 | to_bool }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 'True' | to_bool }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

        rendered = render_jinja_tmpl(
            "{{ 0 | to_bool }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

        rendered = render_jinja_tmpl(
            "{{ 'Yes' | to_bool }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

    def test_quote(self):
        """
        Test the `quote` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | quote }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "random")

    def test_regex_search(self):
        """
        Test the `regex_search` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'abcdefabcdef' | regex_search('BC(.*)', ignorecase=True) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(
            rendered, "('defabcdef',)"
        )  # because search looks only at the beginning

    def test_regex_match(self):
        """
        Test the `regex_match` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'abcdefabcdef' | regex_match('BC(.*)', ignorecase=True)}}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

    def test_regex_replace(self):
        """
        Test the `regex_replace` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            r"{{ 'lets replace spaces' | regex_replace('\s+', '__') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "lets__replace__spaces")

    def test_uuid(self):
        """
        Test the `uuid` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | uuid }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "3652b285-26ad-588e-a5dc-c2ee65edc804")

    def test_min(self):
        """
        Test the `min` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | min }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "1")

    def test_max(self):
        """
        Test the `max` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | max }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "3")

    def test_avg(self):
        """
        Test the `avg` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | avg }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "2.0")

    def test_union(self):
        """
        Test the `union` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | union([2, 3, 4]) | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "1, 2, 3, 4")

    def test_intersect(self):
        """
        Test the `intersect` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | intersect([2, 3, 4]) | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "2, 3")

    def test_difference(self):
        """
        Test the `difference` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | difference([2, 3, 4]) | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "1")

    def test_symmetric_difference(self):
        """
        Test the `symmetric_difference` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | symmetric_difference([2, 3, 4]) | join(', ') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "1, 4")

    def test_method_call(self):
        """
        Test the `method_call` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 6|method_call('bit_length') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "3")
        rendered = render_jinja_tmpl(
            "{{ 6.7|method_call('is_integer') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")
        rendered = render_jinja_tmpl(
            "{{ 'absaltba'|method_call('strip', 'ab') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "salt")
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 1, 3, 4]|method_call('index', 1, 1, 3) }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "2")

        # have to use `dictsort` to keep test result deterministic
        rendered = render_jinja_tmpl(
            "{{ {}|method_call('fromkeys', ['a', 'b', 'c'], 0)|dictsort }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "[('a', 0), ('b', 0), ('c', 0)]")

        # missing object method test
        rendered = render_jinja_tmpl(
            "{{ 6|method_call('bit_width') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "None")

    def test_md5(self):
        """
        Test the `md5` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | md5 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "7ddf32e17a6ac5ce04a8ecbf782ca509")

    def test_sha256(self):
        """
        Test the `sha256` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | sha256 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(
            rendered, "a441b15fe9a3cf56661190a0b93b9dec7d04127288cc87250967cf3b52894d11"
        )

    def test_sha512(self):
        """
        Test the `sha512` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | sha512 }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(
            rendered,
            six.text_type(
                (
                    "811a90e1c8e86c7b4c0eef5b2c0bf0ec1b19c4b1b5a242e6455be93787cb473cb7bc"
                    "9b0fdeb960d00d5c6881c2094dd63c5c900ce9057255e2a4e271fc25fef1"
                )
            ),
        )

    def test_hmac(self):
        """
        Test the `hmac` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | hmac('secret', 'blah') }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "False")

        rendered = render_jinja_tmpl(
            (
                "{{ 'get salted' | "
                "hmac('shared secret', 'eBWf9bstXg+NiP5AOwppB5HMvZiYMPzEM9W5YMm/AmQ=') }}"
            ),
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "True")

    def test_base64_encode(self):
        """
        Test the `base64_encode` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'random' | base64_encode }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "cmFuZG9t")

    def test_base64_decode(self):
        """
        Test the `base64_decode` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ 'cmFuZG9t' | base64_decode }}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "random")

    def test_json_query(self):
        """
        Test the `json_query` Jinja filter.
        """
        rendered = render_jinja_tmpl(
            "{{ [1, 2, 3] | json_query('[1]')}}",
            dict(opts=self.local_opts, saltenv="test", salt=self.local_salt),
        )
        self.assertEqual(rendered, "2")

    # def test_print(self):
    #     env = Environment(extensions=[SerializerExtension])
    #     source = '{% import_yaml "toto.foo" as docu %}'
    #     name, filename = None, '<filename>'
    #     parsed = env._parse(source, name, filename)
    #     print parsed
    #     print
    #     compiled = env._generate(parsed, name, filename)
    #     print compiled
    #     return


class TestDotNotationLookup(ModuleCase):
    """
    Tests to call Salt functions via Jinja with various lookup syntaxes
    """

    def setUp(self):
        functions = {
            "mocktest.ping": lambda: True,
            "mockgrains.get": lambda x: "jerry",
        }
        minion_opts = salt.config.minion_config(
            os.path.join(RUNTIME_VARS.TMP_CONF_DIR, "minion")
        )
        render = salt.loader.render(minion_opts, functions)
        self.jinja = render.get("jinja")

    def tearDown(self):
        del self.jinja

    def render(self, tmpl_str, context=None):
        return self.jinja(tmpl_str, context=context or {}, argline="-s").read()

    def test_normlookup(self):
        """
        Sanity-check the normal dictionary-lookup syntax for our stub function
        """
        tmpl_str = """Hello, {{ salt['mocktest.ping']() }}."""

        with patch.object(SaltCacheLoader, "file_client", Mock()):
            ret = self.render(tmpl_str)
        self.assertEqual(ret, "Hello, True.")

    def test_dotlookup(self):
        """
        Check calling a stub function using awesome dot-notation
        """
        tmpl_str = """Hello, {{ salt.mocktest.ping() }}."""

        with patch.object(SaltCacheLoader, "file_client", Mock()):
            ret = self.render(tmpl_str)
        self.assertEqual(ret, "Hello, True.")

    def test_shadowed_dict_method(self):
        """
        Check calling a stub function with a name that shadows a ``dict``
        method name
        """
        tmpl_str = """Hello, {{ salt.mockgrains.get('id') }}."""

        with patch.object(SaltCacheLoader, "file_client", Mock()):
            ret = self.render(tmpl_str)
        self.assertEqual(ret, "Hello, jerry.")