| import re |
| from io import BytesIO |
| |
| import pytest |
| |
| from jinja2 import contextfunction |
| from jinja2 import DictLoader |
| from jinja2 import Environment |
| from jinja2 import nodes |
| from jinja2.exceptions import TemplateAssertionError |
| from jinja2.ext import Extension |
| from jinja2.lexer import count_newlines |
| from jinja2.lexer import Token |
| |
| importable_object = 23 |
| |
| _gettext_re = re.compile(r"_\((.*?)\)", re.DOTALL) |
| |
| |
| i18n_templates = { |
| "master.html": '<title>{{ page_title|default(_("missing")) }}</title>' |
| "{% block body %}{% endblock %}", |
| "child.html": '{% extends "master.html" %}{% block body %}' |
| "{% trans %}watch out{% endtrans %}{% endblock %}", |
| "plural.html": "{% trans user_count %}One user online{% pluralize %}" |
| "{{ user_count }} users online{% endtrans %}", |
| "plural2.html": "{% trans user_count=get_user_count() %}{{ user_count }}s" |
| "{% pluralize %}{{ user_count }}p{% endtrans %}", |
| "stringformat.html": '{{ _("User: %(num)s")|format(num=user_count) }}', |
| } |
| |
| newstyle_i18n_templates = { |
| "master.html": '<title>{{ page_title|default(_("missing")) }}</title>' |
| "{% block body %}{% endblock %}", |
| "child.html": '{% extends "master.html" %}{% block body %}' |
| "{% trans %}watch out{% endtrans %}{% endblock %}", |
| "plural.html": "{% trans user_count %}One user online{% pluralize %}" |
| "{{ user_count }} users online{% endtrans %}", |
| "stringformat.html": '{{ _("User: %(num)s", num=user_count) }}', |
| "ngettext.html": '{{ ngettext("%(num)s apple", "%(num)s apples", apples) }}', |
| "ngettext_long.html": "{% trans num=apples %}{{ num }} apple{% pluralize %}" |
| "{{ num }} apples{% endtrans %}", |
| "transvars1.html": "{% trans %}User: {{ num }}{% endtrans %}", |
| "transvars2.html": "{% trans num=count %}User: {{ num }}{% endtrans %}", |
| "transvars3.html": "{% trans count=num %}User: {{ count }}{% endtrans %}", |
| "novars.html": "{% trans %}%(hello)s{% endtrans %}", |
| "vars.html": "{% trans %}{{ foo }}%(foo)s{% endtrans %}", |
| "explicitvars.html": '{% trans foo="42" %}%(foo)s{% endtrans %}', |
| } |
| |
| |
| languages = { |
| "de": { |
| "missing": "fehlend", |
| "watch out": "pass auf", |
| "One user online": "Ein Benutzer online", |
| "%(user_count)s users online": "%(user_count)s Benutzer online", |
| "User: %(num)s": "Benutzer: %(num)s", |
| "User: %(count)s": "Benutzer: %(count)s", |
| "%(num)s apple": "%(num)s Apfel", |
| "%(num)s apples": "%(num)s Äpfel", |
| } |
| } |
| |
| |
| @contextfunction |
| def gettext(context, string): |
| language = context.get("LANGUAGE", "en") |
| return languages.get(language, {}).get(string, string) |
| |
| |
| @contextfunction |
| def ngettext(context, s, p, n): |
| language = context.get("LANGUAGE", "en") |
| if n != 1: |
| return languages.get(language, {}).get(p, p) |
| return languages.get(language, {}).get(s, s) |
| |
| |
| i18n_env = Environment( |
| loader=DictLoader(i18n_templates), extensions=["jinja2.ext.i18n"] |
| ) |
| i18n_env.globals.update({"_": gettext, "gettext": gettext, "ngettext": ngettext}) |
| i18n_env_trimmed = Environment(extensions=["jinja2.ext.i18n"]) |
| i18n_env_trimmed.policies["ext.i18n.trimmed"] = True |
| i18n_env_trimmed.globals.update( |
| {"_": gettext, "gettext": gettext, "ngettext": ngettext} |
| ) |
| |
| newstyle_i18n_env = Environment( |
| loader=DictLoader(newstyle_i18n_templates), extensions=["jinja2.ext.i18n"] |
| ) |
| newstyle_i18n_env.install_gettext_callables(gettext, ngettext, newstyle=True) |
| |
| |
| class ExampleExtension(Extension): |
| tags = {"test"} |
| ext_attr = 42 |
| context_reference_node_cls = nodes.ContextReference |
| |
| def parse(self, parser): |
| return nodes.Output( |
| [ |
| self.call_method( |
| "_dump", |
| [ |
| nodes.EnvironmentAttribute("sandboxed"), |
| self.attr("ext_attr"), |
| nodes.ImportedName(__name__ + ".importable_object"), |
| self.context_reference_node_cls(), |
| ], |
| ) |
| ] |
| ).set_lineno(next(parser.stream).lineno) |
| |
| def _dump(self, sandboxed, ext_attr, imported_object, context): |
| return ( |
| f"{sandboxed}|{ext_attr}|{imported_object}|{context.blocks}" |
| f"|{context.get('test_var')}" |
| ) |
| |
| |
| class DerivedExampleExtension(ExampleExtension): |
| context_reference_node_cls = nodes.DerivedContextReference |
| |
| |
| class PreprocessorExtension(Extension): |
| def preprocess(self, source, name, filename=None): |
| return source.replace("[[TEST]]", "({{ foo }})") |
| |
| |
| class StreamFilterExtension(Extension): |
| def filter_stream(self, stream): |
| for token in stream: |
| if token.type == "data": |
| yield from self.interpolate(token) |
| else: |
| yield token |
| |
| def interpolate(self, token): |
| pos = 0 |
| end = len(token.value) |
| lineno = token.lineno |
| while 1: |
| match = _gettext_re.search(token.value, pos) |
| if match is None: |
| break |
| value = token.value[pos : match.start()] |
| if value: |
| yield Token(lineno, "data", value) |
| lineno += count_newlines(token.value) |
| yield Token(lineno, "variable_begin", None) |
| yield Token(lineno, "name", "gettext") |
| yield Token(lineno, "lparen", None) |
| yield Token(lineno, "string", match.group(1)) |
| yield Token(lineno, "rparen", None) |
| yield Token(lineno, "variable_end", None) |
| pos = match.end() |
| if pos < end: |
| yield Token(lineno, "data", token.value[pos:]) |
| |
| |
| class TestExtensions: |
| def test_extend_late(self): |
| env = Environment() |
| env.add_extension("jinja2.ext.autoescape") |
| t = env.from_string('{% autoescape true %}{{ "<test>" }}{% endautoescape %}') |
| assert t.render() == "<test>" |
| |
| def test_loop_controls(self): |
| env = Environment(extensions=["jinja2.ext.loopcontrols"]) |
| |
| tmpl = env.from_string( |
| """ |
| {%- for item in [1, 2, 3, 4] %} |
| {%- if item % 2 == 0 %}{% continue %}{% endif -%} |
| {{ item }} |
| {%- endfor %}""" |
| ) |
| assert tmpl.render() == "13" |
| |
| tmpl = env.from_string( |
| """ |
| {%- for item in [1, 2, 3, 4] %} |
| {%- if item > 2 %}{% break %}{% endif -%} |
| {{ item }} |
| {%- endfor %}""" |
| ) |
| assert tmpl.render() == "12" |
| |
| def test_do(self): |
| env = Environment(extensions=["jinja2.ext.do"]) |
| tmpl = env.from_string( |
| """ |
| {%- set items = [] %} |
| {%- for char in "foo" %} |
| {%- do items.append(loop.index0 ~ char) %} |
| {%- endfor %}{{ items|join(', ') }}""" |
| ) |
| assert tmpl.render() == "0f, 1o, 2o" |
| |
| def test_extension_nodes(self): |
| env = Environment(extensions=[ExampleExtension]) |
| tmpl = env.from_string("{% test %}") |
| assert tmpl.render() == "False|42|23|{}|None" |
| |
| def test_contextreference_node_passes_context(self): |
| env = Environment(extensions=[ExampleExtension]) |
| tmpl = env.from_string('{% set test_var="test_content" %}{% test %}') |
| assert tmpl.render() == "False|42|23|{}|test_content" |
| |
| def test_contextreference_node_can_pass_locals(self): |
| env = Environment(extensions=[DerivedExampleExtension]) |
| tmpl = env.from_string( |
| '{% for test_var in ["test_content"] %}{% test %}{% endfor %}' |
| ) |
| assert tmpl.render() == "False|42|23|{}|test_content" |
| |
| def test_identifier(self): |
| assert ExampleExtension.identifier == __name__ + ".ExampleExtension" |
| |
| def test_rebinding(self): |
| original = Environment(extensions=[ExampleExtension]) |
| overlay = original.overlay() |
| for env in original, overlay: |
| for ext in env.extensions.values(): |
| assert ext.environment is env |
| |
| def test_preprocessor_extension(self): |
| env = Environment(extensions=[PreprocessorExtension]) |
| tmpl = env.from_string("{[[TEST]]}") |
| assert tmpl.render(foo=42) == "{(42)}" |
| |
| def test_streamfilter_extension(self): |
| env = Environment(extensions=[StreamFilterExtension]) |
| env.globals["gettext"] = lambda x: x.upper() |
| tmpl = env.from_string("Foo _(bar) Baz") |
| out = tmpl.render() |
| assert out == "Foo BAR Baz" |
| |
| def test_extension_ordering(self): |
| class T1(Extension): |
| priority = 1 |
| |
| class T2(Extension): |
| priority = 2 |
| |
| env = Environment(extensions=[T1, T2]) |
| ext = list(env.iter_extensions()) |
| assert ext[0].__class__ is T1 |
| assert ext[1].__class__ is T2 |
| |
| def test_debug(self): |
| env = Environment(extensions=["jinja2.ext.debug"]) |
| t = env.from_string("Hello\n{% debug %}\nGoodbye") |
| out = t.render() |
| |
| for value in ("context", "cycler", "filters", "abs", "tests", "!="): |
| assert f"'{value}'" in out |
| |
| |
| class TestInternationalization: |
| def test_trans(self): |
| tmpl = i18n_env.get_template("child.html") |
| assert tmpl.render(LANGUAGE="de") == "<title>fehlend</title>pass auf" |
| |
| def test_trans_plural(self): |
| tmpl = i18n_env.get_template("plural.html") |
| assert tmpl.render(LANGUAGE="de", user_count=1) == "Ein Benutzer online" |
| assert tmpl.render(LANGUAGE="de", user_count=2) == "2 Benutzer online" |
| |
| def test_trans_plural_with_functions(self): |
| tmpl = i18n_env.get_template("plural2.html") |
| |
| def get_user_count(): |
| get_user_count.called += 1 |
| return 1 |
| |
| get_user_count.called = 0 |
| assert tmpl.render(LANGUAGE="de", get_user_count=get_user_count) == "1s" |
| assert get_user_count.called == 1 |
| |
| def test_complex_plural(self): |
| tmpl = i18n_env.from_string( |
| "{% trans foo=42, count=2 %}{{ count }} item{% " |
| "pluralize count %}{{ count }} items{% endtrans %}" |
| ) |
| assert tmpl.render() == "2 items" |
| pytest.raises( |
| TemplateAssertionError, |
| i18n_env.from_string, |
| "{% trans foo %}...{% pluralize bar %}...{% endtrans %}", |
| ) |
| |
| def test_trans_stringformatting(self): |
| tmpl = i18n_env.get_template("stringformat.html") |
| assert tmpl.render(LANGUAGE="de", user_count=5) == "Benutzer: 5" |
| |
| def test_trimmed(self): |
| tmpl = i18n_env.from_string( |
| "{%- trans trimmed %} hello\n world {% endtrans -%}" |
| ) |
| assert tmpl.render() == "hello world" |
| |
| def test_trimmed_policy(self): |
| s = "{%- trans %} hello\n world {% endtrans -%}" |
| tmpl = i18n_env.from_string(s) |
| trimmed_tmpl = i18n_env_trimmed.from_string(s) |
| assert tmpl.render() == " hello\n world " |
| assert trimmed_tmpl.render() == "hello world" |
| |
| def test_trimmed_policy_override(self): |
| tmpl = i18n_env_trimmed.from_string( |
| "{%- trans notrimmed %} hello\n world {% endtrans -%}" |
| ) |
| assert tmpl.render() == " hello\n world " |
| |
| def test_trimmed_vars(self): |
| tmpl = i18n_env.from_string( |
| '{%- trans trimmed x="world" %} hello\n {{ x }} {% endtrans -%}' |
| ) |
| assert tmpl.render() == "hello world" |
| |
| def test_trimmed_varname_trimmed(self): |
| # unlikely variable name, but when used as a variable |
| # it should not enable trimming |
| tmpl = i18n_env.from_string( |
| "{%- trans trimmed = 'world' %} hello\n {{ trimmed }} {% endtrans -%}" |
| ) |
| assert tmpl.render() == " hello\n world " |
| |
| def test_extract(self): |
| from jinja2.ext import babel_extract |
| |
| source = BytesIO( |
| b""" |
| {{ gettext('Hello World') }} |
| {% trans %}Hello World{% endtrans %} |
| {% trans %}{{ users }} user{% pluralize %}{{ users }} users{% endtrans %} |
| """ |
| ) |
| assert list(babel_extract(source, ("gettext", "ngettext", "_"), [], {})) == [ |
| (2, "gettext", "Hello World", []), |
| (3, "gettext", "Hello World", []), |
| (4, "ngettext", ("%(users)s user", "%(users)s users", None), []), |
| ] |
| |
| def test_extract_trimmed(self): |
| from jinja2.ext import babel_extract |
| |
| source = BytesIO( |
| b""" |
| {{ gettext(' Hello \n World') }} |
| {% trans trimmed %} Hello \n World{% endtrans %} |
| {% trans trimmed %}{{ users }} \n user |
| {%- pluralize %}{{ users }} \n users{% endtrans %} |
| """ |
| ) |
| assert list(babel_extract(source, ("gettext", "ngettext", "_"), [], {})) == [ |
| (2, "gettext", " Hello \n World", []), |
| (4, "gettext", "Hello World", []), |
| (6, "ngettext", ("%(users)s user", "%(users)s users", None), []), |
| ] |
| |
| def test_extract_trimmed_option(self): |
| from jinja2.ext import babel_extract |
| |
| source = BytesIO( |
| b""" |
| {{ gettext(' Hello \n World') }} |
| {% trans %} Hello \n World{% endtrans %} |
| {% trans %}{{ users }} \n user |
| {%- pluralize %}{{ users }} \n users{% endtrans %} |
| """ |
| ) |
| opts = {"trimmed": "true"} |
| assert list(babel_extract(source, ("gettext", "ngettext", "_"), [], opts)) == [ |
| (2, "gettext", " Hello \n World", []), |
| (4, "gettext", "Hello World", []), |
| (6, "ngettext", ("%(users)s user", "%(users)s users", None), []), |
| ] |
| |
| def test_comment_extract(self): |
| from jinja2.ext import babel_extract |
| |
| source = BytesIO( |
| b""" |
| {# trans first #} |
| {{ gettext('Hello World') }} |
| {% trans %}Hello World{% endtrans %}{# trans second #} |
| {#: third #} |
| {% trans %}{{ users }} user{% pluralize %}{{ users }} users{% endtrans %} |
| """ |
| ) |
| assert list( |
| babel_extract(source, ("gettext", "ngettext", "_"), ["trans", ":"], {}) |
| ) == [ |
| (3, "gettext", "Hello World", ["first"]), |
| (4, "gettext", "Hello World", ["second"]), |
| (6, "ngettext", ("%(users)s user", "%(users)s users", None), ["third"]), |
| ] |
| |
| |
| class TestScope: |
| def test_basic_scope_behavior(self): |
| # This is what the old with statement compiled down to |
| class ScopeExt(Extension): |
| tags = {"scope"} |
| |
| def parse(self, parser): |
| node = nodes.Scope(lineno=next(parser.stream).lineno) |
| assignments = [] |
| while parser.stream.current.type != "block_end": |
| lineno = parser.stream.current.lineno |
| if assignments: |
| parser.stream.expect("comma") |
| target = parser.parse_assign_target() |
| parser.stream.expect("assign") |
| expr = parser.parse_expression() |
| assignments.append(nodes.Assign(target, expr, lineno=lineno)) |
| node.body = assignments + list( |
| parser.parse_statements(("name:endscope",), drop_needle=True) |
| ) |
| return node |
| |
| env = Environment(extensions=[ScopeExt]) |
| tmpl = env.from_string( |
| """\ |
| {%- scope a=1, b=2, c=b, d=e, e=5 -%} |
| {{ a }}|{{ b }}|{{ c }}|{{ d }}|{{ e }} |
| {%- endscope -%} |
| """ |
| ) |
| assert tmpl.render(b=3, e=4) == "1|2|2|4|5" |
| |
| |
| class TestNewstyleInternationalization: |
| def test_trans(self): |
| tmpl = newstyle_i18n_env.get_template("child.html") |
| assert tmpl.render(LANGUAGE="de") == "<title>fehlend</title>pass auf" |
| |
| def test_trans_plural(self): |
| tmpl = newstyle_i18n_env.get_template("plural.html") |
| assert tmpl.render(LANGUAGE="de", user_count=1) == "Ein Benutzer online" |
| assert tmpl.render(LANGUAGE="de", user_count=2) == "2 Benutzer online" |
| |
| def test_complex_plural(self): |
| tmpl = newstyle_i18n_env.from_string( |
| "{% trans foo=42, count=2 %}{{ count }} item{% " |
| "pluralize count %}{{ count }} items{% endtrans %}" |
| ) |
| assert tmpl.render() == "2 items" |
| pytest.raises( |
| TemplateAssertionError, |
| i18n_env.from_string, |
| "{% trans foo %}...{% pluralize bar %}...{% endtrans %}", |
| ) |
| |
| def test_trans_stringformatting(self): |
| tmpl = newstyle_i18n_env.get_template("stringformat.html") |
| assert tmpl.render(LANGUAGE="de", user_count=5) == "Benutzer: 5" |
| |
| def test_newstyle_plural(self): |
| tmpl = newstyle_i18n_env.get_template("ngettext.html") |
| assert tmpl.render(LANGUAGE="de", apples=1) == "1 Apfel" |
| assert tmpl.render(LANGUAGE="de", apples=5) == "5 Äpfel" |
| |
| def test_autoescape_support(self): |
| env = Environment(extensions=["jinja2.ext.autoescape", "jinja2.ext.i18n"]) |
| env.install_gettext_callables( |
| lambda x: "<strong>Wert: %(name)s</strong>", |
| lambda s, p, n: s, |
| newstyle=True, |
| ) |
| t = env.from_string( |
| '{% autoescape ae %}{{ gettext("foo", name=' |
| '"<test>") }}{% endautoescape %}' |
| ) |
| assert t.render(ae=True) == "<strong>Wert: <test></strong>" |
| assert t.render(ae=False) == "<strong>Wert: <test></strong>" |
| |
| def test_autoescape_macros(self): |
| env = Environment(autoescape=False, extensions=["jinja2.ext.autoescape"]) |
| template = ( |
| "{% macro m() %}<html>{% endmacro %}" |
| "{% autoescape true %}{{ m() }}{% endautoescape %}" |
| ) |
| assert env.from_string(template).render() == "<html>" |
| |
| def test_num_used_twice(self): |
| tmpl = newstyle_i18n_env.get_template("ngettext_long.html") |
| assert tmpl.render(apples=5, LANGUAGE="de") == "5 Äpfel" |
| |
| def test_num_called_num(self): |
| source = newstyle_i18n_env.compile( |
| """ |
| {% trans num=3 %}{{ num }} apple{% pluralize |
| %}{{ num }} apples{% endtrans %} |
| """, |
| raw=True, |
| ) |
| # quite hacky, but the only way to properly test that. The idea is |
| # that the generated code does not pass num twice (although that |
| # would work) for better performance. This only works on the |
| # newstyle gettext of course |
| assert ( |
| re.search(r"u?'%\(num\)s apple', u?'%\(num\)s apples', 3", source) |
| is not None |
| ) |
| |
| def test_trans_vars(self): |
| t1 = newstyle_i18n_env.get_template("transvars1.html") |
| t2 = newstyle_i18n_env.get_template("transvars2.html") |
| t3 = newstyle_i18n_env.get_template("transvars3.html") |
| assert t1.render(num=1, LANGUAGE="de") == "Benutzer: 1" |
| assert t2.render(count=23, LANGUAGE="de") == "Benutzer: 23" |
| assert t3.render(num=42, LANGUAGE="de") == "Benutzer: 42" |
| |
| def test_novars_vars_escaping(self): |
| t = newstyle_i18n_env.get_template("novars.html") |
| assert t.render() == "%(hello)s" |
| t = newstyle_i18n_env.get_template("vars.html") |
| assert t.render(foo="42") == "42%(foo)s" |
| t = newstyle_i18n_env.get_template("explicitvars.html") |
| assert t.render() == "%(foo)s" |
| |
| |
| class TestAutoEscape: |
| def test_scoped_setting(self): |
| env = Environment(extensions=["jinja2.ext.autoescape"], autoescape=True) |
| tmpl = env.from_string( |
| """ |
| {{ "<HelloWorld>" }} |
| {% autoescape false %} |
| {{ "<HelloWorld>" }} |
| {% endautoescape %} |
| {{ "<HelloWorld>" }} |
| """ |
| ) |
| assert tmpl.render().split() == [ |
| "<HelloWorld>", |
| "<HelloWorld>", |
| "<HelloWorld>", |
| ] |
| |
| env = Environment(extensions=["jinja2.ext.autoescape"], autoescape=False) |
| tmpl = env.from_string( |
| """ |
| {{ "<HelloWorld>" }} |
| {% autoescape true %} |
| {{ "<HelloWorld>" }} |
| {% endautoescape %} |
| {{ "<HelloWorld>" }} |
| """ |
| ) |
| assert tmpl.render().split() == [ |
| "<HelloWorld>", |
| "<HelloWorld>", |
| "<HelloWorld>", |
| ] |
| |
| def test_nonvolatile(self): |
| env = Environment(extensions=["jinja2.ext.autoescape"], autoescape=True) |
| tmpl = env.from_string('{{ {"foo": "<test>"}|xmlattr|escape }}') |
| assert tmpl.render() == ' foo="<test>"' |
| tmpl = env.from_string( |
| '{% autoescape false %}{{ {"foo": "<test>"}' |
| "|xmlattr|escape }}{% endautoescape %}" |
| ) |
| assert tmpl.render() == " foo="&lt;test&gt;"" |
| |
| def test_volatile(self): |
| env = Environment(extensions=["jinja2.ext.autoescape"], autoescape=True) |
| tmpl = env.from_string( |
| '{% autoescape foo %}{{ {"foo": "<test>"}' |
| "|xmlattr|escape }}{% endautoescape %}" |
| ) |
| assert tmpl.render(foo=False) == " foo="&lt;test&gt;"" |
| assert tmpl.render(foo=True) == ' foo="<test>"' |
| |
| def test_scoping(self): |
| env = Environment(extensions=["jinja2.ext.autoescape"]) |
| tmpl = env.from_string( |
| '{% autoescape true %}{% set x = "<x>" %}{{ x }}' |
| '{% endautoescape %}{{ x }}{{ "<y>" }}' |
| ) |
| assert tmpl.render(x=1) == "<x>1<y>" |
| |
| def test_volatile_scoping(self): |
| env = Environment(extensions=["jinja2.ext.autoescape"]) |
| tmplsource = """ |
| {% autoescape val %} |
| {% macro foo(x) %} |
| [{{ x }}] |
| {% endmacro %} |
| {{ foo().__class__.__name__ }} |
| {% endautoescape %} |
| {{ '<testing>' }} |
| """ |
| tmpl = env.from_string(tmplsource) |
| assert tmpl.render(val=True).split()[0] == "Markup" |
| assert tmpl.render(val=False).split()[0] == "str" |
| |
| # looking at the source we should see <testing> there in raw |
| # (and then escaped as well) |
| env = Environment(extensions=["jinja2.ext.autoescape"]) |
| pysource = env.compile(tmplsource, raw=True) |
| assert "<testing>\\n" in pysource |
| |
| env = Environment(extensions=["jinja2.ext.autoescape"], autoescape=True) |
| pysource = env.compile(tmplsource, raw=True) |
| assert "<testing>\\n" in pysource |
| |
| def test_overlay_scopes(self): |
| class MagicScopeExtension(Extension): |
| tags = {"overlay"} |
| |
| def parse(self, parser): |
| node = nodes.OverlayScope(lineno=next(parser.stream).lineno) |
| node.body = list( |
| parser.parse_statements(("name:endoverlay",), drop_needle=True) |
| ) |
| node.context = self.call_method("get_scope") |
| return node |
| |
| def get_scope(self): |
| return {"x": [1, 2, 3]} |
| |
| env = Environment(extensions=[MagicScopeExtension]) |
| |
| tmpl = env.from_string( |
| """ |
| {{- x }}|{% set z = 99 %} |
| {%- overlay %} |
| {{- y }}|{{ z }}|{% for item in x %}[{{ item }}]{% endfor %} |
| {%- endoverlay %}| |
| {{- x -}} |
| """ |
| ) |
| assert tmpl.render(x=42, y=23) == "42|23|99|[1][2][3]|42" |