bundling required python dependencies, to make it easier on Tails users

lib/jinja2/testsuite/imports.py

@@ -0,0 +1,141 @@
+# -*- coding: utf-8 -*-
+"""
+    jinja2.testsuite.imports
+    ~~~~~~~~~~~~~~~~~~~~~~~~
+
+    Tests the import features (with includes).
+
+    :copyright: (c) 2010 by the Jinja Team.
+    :license: BSD, see LICENSE for more details.
+"""
+import unittest
+
+from jinja2.testsuite import JinjaTestCase
+
+from jinja2 import Environment, DictLoader
+from jinja2.exceptions import TemplateNotFound, TemplatesNotFound
+
+
+test_env = Environment(loader=DictLoader(dict(
+    module='{% macro test() %}[{{ foo }}|{{ bar }}]{% endmacro %}',
+    header='[{{ foo }}|{{ 23 }}]',
+    o_printer='({{ o }})'
+)))
+test_env.globals['bar'] = 23
+
+
+class ImportsTestCase(JinjaTestCase):
+
+    def test_context_imports(self):
+        t = test_env.from_string('{% import "module" as m %}{{ m.test() }}')
+        assert t.render(foo=42) == '[|23]'
+        t = test_env.from_string('{% import "module" as m without context %}{{ m.test() }}')
+        assert t.render(foo=42) == '[|23]'
+        t = test_env.from_string('{% import "module" as m with context %}{{ m.test() }}')
+        assert t.render(foo=42) == '[42|23]'
+        t = test_env.from_string('{% from "module" import test %}{{ test() }}')
+        assert t.render(foo=42) == '[|23]'
+        t = test_env.from_string('{% from "module" import test without context %}{{ test() }}')
+        assert t.render(foo=42) == '[|23]'
+        t = test_env.from_string('{% from "module" import test with context %}{{ test() }}')
+        assert t.render(foo=42) == '[42|23]'
+
+    def test_trailing_comma(self):
+        test_env.from_string('{% from "foo" import bar, baz with context %}')
+        test_env.from_string('{% from "foo" import bar, baz, with context %}')
+        test_env.from_string('{% from "foo" import bar, with context %}')
+        test_env.from_string('{% from "foo" import bar, with, context %}')
+        test_env.from_string('{% from "foo" import bar, with with context %}')
+
+    def test_exports(self):
+        m = test_env.from_string('''
+            {% macro toplevel() %}...{% endmacro %}
+            {% macro __private() %}...{% endmacro %}
+            {% set variable = 42 %}
+            {% for item in [1] %}
+                {% macro notthere() %}{% endmacro %}
+            {% endfor %}
+        ''').module
+        assert m.toplevel() == '...'
+        assert not hasattr(m, '__missing')
+        assert m.variable == 42
+        assert not hasattr(m, 'notthere')
+
+
+class IncludesTestCase(JinjaTestCase):
+
+    def test_context_include(self):
+        t = test_env.from_string('{% include "header" %}')
+        assert t.render(foo=42) == '[42|23]'
+        t = test_env.from_string('{% include "header" with context %}')
+        assert t.render(foo=42) == '[42|23]'
+        t = test_env.from_string('{% include "header" without context %}')
+        assert t.render(foo=42) == '[|23]'
+
+    def test_choice_includes(self):
+        t = test_env.from_string('{% include ["missing", "header"] %}')
+        assert t.render(foo=42) == '[42|23]'
+
+        t = test_env.from_string('{% include ["missing", "missing2"] ignore missing %}')
+        assert t.render(foo=42) == ''
+
+        t = test_env.from_string('{% include ["missing", "missing2"] %}')
+        self.assert_raises(TemplateNotFound, t.render)
+        try:
+            t.render()
+        except TemplatesNotFound as e:
+            assert e.templates == ['missing', 'missing2']
+            assert e.name == 'missing2'
+        else:
+            assert False, 'thou shalt raise'
+
+        def test_includes(t, **ctx):
+            ctx['foo'] = 42
+            assert t.render(ctx) == '[42|23]'
+
+        t = test_env.from_string('{% include ["missing", "header"] %}')
+        test_includes(t)
+        t = test_env.from_string('{% include x %}')
+        test_includes(t, x=['missing', 'header'])
+        t = test_env.from_string('{% include [x, "header"] %}')
+        test_includes(t, x='missing')
+        t = test_env.from_string('{% include x %}')
+        test_includes(t, x='header')
+        t = test_env.from_string('{% include x %}')
+        test_includes(t, x='header')
+        t = test_env.from_string('{% include [x] %}')
+        test_includes(t, x='header')
+
+    def test_include_ignoring_missing(self):
+        t = test_env.from_string('{% include "missing" %}')
+        self.assert_raises(TemplateNotFound, t.render)
+        for extra in '', 'with context', 'without context':
+            t = test_env.from_string('{% include "missing" ignore missing ' +
+                                     extra + ' %}')
+            assert t.render() == ''
+
+    def test_context_include_with_overrides(self):
+        env = Environment(loader=DictLoader(dict(
+            main="{% for item in [1, 2, 3] %}{% include 'item' %}{% endfor %}",
+            item="{{ item }}"
+        )))
+        assert env.get_template("main").render() == "123"
+
+    def test_unoptimized_scopes(self):
+        t = test_env.from_string("""
+            {% macro outer(o) %}
+            {% macro inner() %}
+            {% include "o_printer" %}
+            {% endmacro %}
+            {{ inner() }}
+            {% endmacro %}
+            {{ outer("FOO") }}
+        """)
+        assert t.render().strip() == '(FOO)'
+
+
+def suite():
+    suite = unittest.TestSuite()
+    suite.addTest(unittest.makeSuite(ImportsTestCase))
+    suite.addTest(unittest.makeSuite(IncludesTestCase))
+    return suite