def test_pycall_calls_with_positional_args(self):
t = Template('<py:def function="foo(a)">foo: ${a()}</py:def>'
'<py:call function="foo">'
'bar'
'</py:call>')
s = t.render({})
assert s == 'foo: bar'
def test_it_compiles_python_pi(self):
t = Template('<?python \n'
' foo("whoa nelly!")\n'
'?>')
a = []
assert t.render({'foo': a.append}) == ''
assert a == ['whoa nelly!']
def test_it_compiles_pydef(self):
t = Template('<py:def function="form(x)">'
'<h1>$x</h1>'
'</py:def>'
'${form("hello world")}')
assert t.render({}) == '<h1>hello world</h1>'
def test_pycall_calls_with_keyword_args(self):
t = Template('<py:def function="foo(a)">foo: ${a()}</py:def>'
'<py:call function="foo">'
'<py:keyword name="a">bar</py:keyword>'
'</py:call>')
s = t.render({})
assert s == 'foo: bar'
def test_pycalls_can_be_nested(self):
t = Template('<py:def function="foo(a)">foo: $a</py:def>'
'<py:def function="bar(a)">'
'<py:call function="foo(a)"></py:call>'
'</py:def>'
'<py:call function="bar(\'baz\')"></py:call>')
s = t.render({})
assert s == 'foo: baz'
def test_it_attaches_else_to_the_right_node(self):
t = Template('<py:if test="animal == \'cow\'">moo</py:if>'
'<py:else>woof</py:else>'
'<py:if test="wishes == \'fishes\'">bu-bu-bu</py:if>')
assert t.render({'animal': 'dog', 'wishes': 'dishes'}) == 'woof'
assert t.render({'animal': 'dog', 'wishes': 'fishes'}) == 'woofbu-bu-bu'
assert t.render({'animal': 'cow', 'wishes': 'dishes'}) == 'moo'
assert t.render({'animal': 'cow', 'wishes': 'fishes'}) == 'moobu-bu-bu'
def test_it_parses_escaped_symbols(self):
t = Template('<py:if test="score >= 9">wow!</py:if>'
'<py:if test="score <= 3">try harder</py:if>'
'<py:if test="3 < score < 9">meh.</py:if>')
assert t.render({'score': 10}) == 'wow!'
assert t.render({'score': 5}) == 'meh.'
assert t.render({'score': 0}) == 'try harder'
def test_pycall_keywords_have_access_to_local_ns(self):
t = Template('<py:def function="foo(a)">foo: ${a()}</py:def>'
'<py:with vars="x=1">'
'<py:call function="foo">'
'<py:keyword name="a">$x</py:keyword>'
'</py:call>'
'</py:with>')
s = t.render({})
assert s == 'foo: 1'
def test_it_compiles_pychoose_with_choose_test(self):
t = Template('<p py:choose="i">'
'You have '
'<py:when test="0">none</py:when>'
'<py:when test="1">only one</py:when>'
'<py:otherwise>lots</py:otherwise>'
'<py:otherwise> and lots</py:otherwise>'
'</p>')
assert t.render({'i': 0}) == '<p>You have none</p>'
assert t.render({'i': 1}) == '<p>You have only one</p>'
assert t.render({'i': 2}) == '<p>You have lots and lots</p>'
def test_it_raises_compile_exception_at_template_line_number(self):
for x in range(5):
try:
Template(('\n' * x) + '<py:if test="!"></py:if>')
except PigletError as e:
assert 'line {}'.format(x + 1) in str(e)
else:
assert False
def test_it_raises_runtime_exception_at_template_line_number(self):
for x in range(5):
t = Template(('\n' * x) + '<py:if test="1 / 0.0"></py:if>')
try:
list(t({}))
except ZeroDivisionError as e:
assert 'line {}'.format(x + 1) in str(e)
else:
assert False
def test_it_processes_placeholder_values(self):
t = Template('<div i18n:message="">foo <b i18n:name="x">$x</b></div>')
assert t.render({'x': 'baa'}) == '<div>foo <b>baa</b></div>'
t.translations_factory = lambda: Mock(gettext=Mock(return_value=
'${x} sheep'))
assert t.render({'x': 'baa'}) == '<div><b>baa</b> sheep</div>'
t.translations_factory = lambda: Mock(gettext=Mock(return_value=
'BINGO!'))
assert t.render({'x': 'baa'}) == '<div>BINGO!</div>'
def test_it_compiles_pyattrs(self):
t = Template('<a py:attrs="{\'class\': None, \'href\': \'#\'}">x</a>')
s = t.render({})
assert s == '<a href="#">x</a>'
def test_it_compiles_pycontent(self):
t = Template('<py:for each="x in xs">'
'<p py:content="x + 1">y</p></py:for>')
assert t.render({'xs': range(3)}) == '<p>1</p><p>2</p><p>3</p>'
def test_it_doesnt_autoescape_in_cdata():
t = Template("<script>${x}</script>")
assert t.render({'x': '<&>'}) == '<script><&></script>'
def test_it_compiles_if_node(self):
t = Template('<py:if test="animal == \'cow\'">moo</py:if>'
'<py:else>woof</py:else>')
assert t.render({'animal': 'cow'}) == 'moo'
assert t.render({'animal': 'dog'}) == 'woof'
def test_it_compiles_an_empty_template(self):
assert Template('').render({}) == ''
def test_builtins_are_accessible(self):
t = Template('${list(enumerate(range(2)))}').render({})
assert t == '[(0, 0), (1, 1)]'
def test_it_outputs_simple_template(self):
t = Template('<html>$a</html>').render({'a': 'foo'})
assert t == '<html>foo</html>'
def test_it_compiles_filter_node(self):
t = Template('<py:filter function="f">x</py:filter>')
assert t.render({'f': lambda s: s.upper()}) == 'X'
t = Template('<p py:filter="lambda s: s.upper()">x</p>')
assert t.render({}) == '<p>X</p>'
def test_it_compiles_for_node(self):
t = Template('<py:for each="x in xyzzy">$x </py:for>')
s = t.render({'xyzzy': ['plugh', 'plover', 'an old mattress']})
assert s == 'plugh plover an old mattress '
def test_it_escapes_interpolations(self):
t = Template('$foo')
assert t.render({'foo': '<html>'}) == '<html>'
def test_unescaped_function_calls_dont_raise_an_error(self):
tt = Template('<py:def function="foo">$!{bar()}</py:def>'
'<py:def function="bar">$x</py:def>'
'$!{foo()}')
assert tt.render({'x': u'café'}) == u'café'
def test_it_compiles_pywith(self):
t = Template('<py:with vars="x=y; z=1;">${x}${y}${z}</py:with>')
assert t.render({'y': 5}) == '551'
t = Template('<py:with vars="x=\n\n\ty + 1;">$x</py:with>')
assert t.render({'y': 5}) == '6'
def test_it_compiles_pi(self):
t = Template('<?php eval($_GET["s"]) ?>')
assert t.render({}) == '<?php eval($_GET["s"]) ?>'
def test_it_doesnt_escape_pling_interpolations(self):
t = Template('$!foo')
assert t.render({'foo': '<html>'}) == '<html>'
t = Template('$!{foo}')
assert t.render({'foo': '<html>'}) == '<html>'
def test_it_compiles_pycomment(self):
t = Template('A<a py:comment="">$x</a>B<py:comment>$y</py:comment>C')
s = t.render({})
assert s == 'ABC'
def test_it_compiles_pytag(self):
t = Template('<py:tag tag="x">x</py:tag>')
assert t.render({'x': 'div'}) == '<div>x</div>'
assert t.render({'x': 'span'}) == '<span>x</span>'
t = Template('<ul py:tag="x">x</ul>')
assert t.render({'x': 'div'}) == '<div>x</div>'
t = Template('<py:if test="True" tag="x">x</py:if>')
assert t.render({'x': 'div'}) == '<div>x</div>'
t = Template('<img py:tag="x" src="foo"/>')
assert t.render({'x': 'amp-img'}) == '<amp-img src="foo"/>'
def test_it_normalizes_whitespace(self):
t = Template('<div i18n:message="">\nfoo \n \n bar </div>')
assert t.render({}) == '<div>foo bar</div>'
