def test_signals_are_emitted(app, context):
"""Signal is emitted when templates are generated"""
with app.test_request_context():
with captured_templates(app) as templates:
render_template("test.html", context)
assert templates.__len__() == 1
assert templates[0][0].filename == "test.html"
assert templates[0][1]["name"] == "Rudolf"
def test_blueprint_templates(app, context):
"""Templates can be loaded from blueprint packages"""
with app.test_request_context():
rendered = render_template("test_blueprint/blueprint-template.txt", context)
assert rendered == "Hello blueprint Rudolf\n"
rendered = render_template("test_blueprint/prefix-blueprint-template.txt", context)
assert rendered == "Hello blueprint Rudolf\n"
rendered = render_template("prefix-blueprint-template.txt", context)
assert rendered == "Hello no-prefix-blueprint Rudolf\n"
def test_filters_per_render(app):
"""Filters can be applied per rendering"""
with app.test_request_context():
def prepend_title(template):
return template | Transformer('head/title').append(' - Flask-Genshi')
rendered = render_template('filter.html', filter=prepend_title)
expected = ('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" '
'"http://www.w3.org/TR/html4/strict.dtd">\n'
'<html><head><title>Hi! - Flask-Genshi</title></head></html>')
assert rendered == expected
def test_applies_method_filters(app):
"""Method filters are applied for generated and rendered templates"""
with app.test_request_context():
genshi = app.extensions['genshi']
@genshi.filter('html')
def prepend_title(template):
return template | Transformer('head/title').prepend('Flask-Genshi - ')
rendered = render_template('filter.html')
expected = ('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" '
'"http://www.w3.org/TR/html4/strict.dtd">\n'
'<html><head><title>Flask-Genshi - Hi!</title></head></html>')
assert rendered == expected
def test_does_translations(app):
"""Callback interface is able to inject Translator filter"""
with app.test_request_context():
genshi = app.extensions['genshi']
@genshi.template_parsed
def callback(template):
Translator(lambda s: s.upper()).setup(template)
rendered = render_template('i18n.html')
expected = ('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" '
'"http://www.w3.org/TR/html4/strict.dtd">\n'
'<p>HELLO!</p>')
assert rendered == expected
def test_filters_per_render(app):
"""Filters can be applied per rendering"""
with app.test_request_context():
def prepend_title(template):
return template | Transformer("head/title").append(
" - Flask-Genshi")
rendered = render_template("filter.html", filter=prepend_title)
# Remove leading indentation, for cleaner multi-line string
expected = cleandoc("""
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html><head><title>Hi! - Flask-Genshi</title></head></html>
""")
assert rendered == expected
def test_provides_jinja_tests_and_filters(app):
"""Jinja tests and filters should be provided as context dictionaries."""
with app.test_request_context():
rendered = render_template("jinja_tests_and_filters.html")
# Remove leading indentation, for cleaner multi-line string
expected_data = cleandoc("""
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<p class="odd">
HELLO WORLD
Hello...
foo bar
FooBar
</p>
""")
assert rendered == expected_data
def test_provides_jinja_tests_and_filters(app):
"""Jinja tests and filters should be provided as context dictionaries."""
with app.test_request_context():
rendered = render_template('jinja_tests_and_filters.html')
expected_data = ('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" '
'"http://www.w3.org/TR/html4/strict.dtd">\n'
'<p class="odd">\n'
' HELLO WORLD\n'
' <span class="even">\n'
' hello world\n'
' </span>\n'
' Hello...\n'
' foo bar\n'
' FooBar\n'
'</p>')
assert rendered == expected_data
def test_applies_method_filters(app):
"""Method filters are applied for generated and rendered templates"""
with app.test_request_context():
genshi = app.extensions["genshi"]
@genshi.filter("html")
def prepend_title(template):
return template | Transformer("head/title").prepend(
"Flask-Genshi - ")
rendered = render_template("filter.html")
# Remove leading indentation, for cleaner multi-line string
expected = cleandoc("""
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html><head><title>Flask-Genshi - Hi!</title></head></html>
""")
assert rendered == expected
def test_does_translations(app):
"""Callback interface is able to inject Translator filter"""
with app.test_request_context():
genshi = app.extensions["genshi"]
@genshi.template_parsed
def callback(template):
Translator(lambda s: s.upper()).setup(template)
rendered = render_template("i18n.html")
# Remove leading indentation, for cleaner multi-line string
expected = cleandoc("""
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<p>HELLO!</p>
""")
assert rendered == expected
def test_works_with_flatland(app):
"""Filters can take the context and support flatland"""
with app.test_request_context():
genshi = app.extensions["genshi"]
@genshi.template_parsed
def callback(template):
flatland_setup(template)
context = dict(form=FlatlandForm({"username": "******"}))
rendered = render_template("flatland.html", context)
# Remove leading indentation, for cleaner multi-line string
expected = cleandoc("""
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<input type="text" name="username" value="dag">
""")
assert rendered == expected