def testGetAllDependentFilenamesRecursive(self):
fs = fake_fs.FakeFS()
fs.AddFile('/x/y/z/foo.html', """
<!DOCTYPE html>
<link rel="import" href="/z/foo2.html">
<link rel="stylesheet" href="/z/foo.css">
<script src="/bar.js"></script>
""")
fs.AddFile('/x/y/z/foo.css', """
.x .y {
background-image: url(foo.jpeg);
}
""")
fs.AddFile('/x/y/z/foo.jpeg', '')
fs.AddFile('/x/y/z/foo2.html', """
<!DOCTYPE html>
""")
fs.AddFile('/x/raw/bar.js', 'hello')
project = project_module.Project([
os.path.normpath('/x/y'), os.path.normpath('/x/raw/')])
loader = resource_loader.ResourceLoader(project)
with fs:
my_module = loader.LoadModule(module_name='z.foo')
self.assertEquals(1, len(my_module.dependent_raw_scripts))
dependent_filenames = my_module.GetAllDependentFilenamesRecursive()
self.assertEquals(
[
os.path.normpath('/x/y/z/foo.html'),
os.path.normpath('/x/raw/bar.js'),
os.path.normpath('/x/y/z/foo.css'),
os.path.normpath('/x/y/z/foo.jpeg'),
os.path.normpath('/x/y/z/foo2.html'),
],
dependent_filenames)
def testImages(self):
fs = fake_fs.FakeFS()
fs.AddFile(
'/src/foo/x.css', """
.x .y {
background-image: url(../images/bar.jpeg);
}
""")
fs.AddFile('/src/images/bar.jpeg', 'hello world')
with fs:
project = project_module.Project([os.path.normpath('/src/')])
loader = resource_loader.ResourceLoader(project)
foo_x = loader.LoadStyleSheet('foo.x')
self.assertEquals(1, len(foo_x.images))
r0 = foo_x.images[0]
self.assertEquals(os.path.normpath('/src/images/bar.jpeg'),
r0.absolute_path)
inlined = foo_x.contents_with_inlined_images
self.assertEquals(
"""
.x .y {
background-image: url(data:image/jpeg;base64,%s);
}
""" % base64.standard_b64encode('hello world'), inlined)
def test_module(self):
fs = fake_fs.FakeFS()
fs.AddFile('/src/x.html', """
<!DOCTYPE html>
<link rel="import" href="/y.html">
<link rel="import" href="/z.html">
<script>
'use strict';
</script>
""")
fs.AddFile('/src/y.html', """
<!DOCTYPE html>
<link rel="import" href="/z.html">
""")
fs.AddFile('/src/z.html', """
<!DOCTYPE html>
""")
fs.AddFile('/src/py_vulcanize.html', '<!DOCTYPE html>')
with fs:
project = project_module.Project([os.path.normpath('/src/')])
loader = resource_loader.ResourceLoader(project)
x_module = loader.LoadModule('x')
self.assertEquals([loader.loaded_modules['y'],
loader.loaded_modules['z']],
x_module.dependent_modules)
already_loaded_set = set()
load_sequence = []
x_module.ComputeLoadSequenceRecursive(load_sequence, already_loaded_set)
self.assertEquals([loader.loaded_modules['z'],
loader.loaded_modules['y'],
x_module],
load_sequence)
def testPolymerConversion2(self):
file_contents = {}
file_contents[os.path.normpath('/tmp/a/b/my_component.html')] = """
<!DOCTYPE html>
<polymer-element name="my-component">
<template>
</template>
<script>
'use strict';
Polymer ( );
</script>
</polymer-element>
"""
with fake_fs.FakeFS(file_contents):
project = project_module.Project([
os.path.normpath('/py_vulcanize/'),
os.path.normpath('/tmp/')
])
loader = resource_loader.ResourceLoader(project)
my_component = loader.LoadModule(module_name='a.b.my_component')
f = StringIO.StringIO()
my_component.AppendJSContentsToFile(
f,
use_include_tags_for_scripts=False,
dir_for_include_tag_root=None)
js = f.getvalue().rstrip()
expected_js = """
'use strict';
Polymer ( 'my-component');
""".rstrip()
self.assertEquals(expected_js, js)
def testInlineStylesheetURLs(self):
file_contents = {}
file_contents[os.path.normpath('/tmp/a/b/my_component.html')] = """
<!DOCTYPE html>
<style>
.some-rule {
background-image: url('../something.jpg');
}
</style>
"""
file_contents[os.path.normpath('/tmp/a/something.jpg')] = 'jpgdata'
with fake_fs.FakeFS(file_contents):
project = project_module.Project([
os.path.normpath('/py_vulcanize/'), os.path.normpath('/tmp/')])
loader = resource_loader.ResourceLoader(project)
my_component = loader.LoadModule(module_name='a.b.my_component')
computed_deps = []
my_component.AppendDirectlyDependentFilenamesTo(computed_deps)
self.assertEquals(set(computed_deps),
set([os.path.normpath('/tmp/a/b/my_component.html'),
os.path.normpath('/tmp/a/something.jpg')]))
f = six.StringIO()
ctl = html_generation_controller.HTMLGenerationController()
my_component.AppendHTMLContentsToFile(f, ctl)
html = f.getvalue().rstrip()
# FIXME: This is apparently not used.
expected_html = """
.some-rule {
background-image: url(data:image/jpg;base64,anBnZGF0YQ==);
}
""".rstrip()
def testImportsCauseFailure(self):
fs = fake_fs.FakeFS()
fs.AddFile('/src/foo/x.css', """
@import url(awesome.css);
""")
with fs:
project = project_module.Project([os.path.normpath('/src')])
loader = resource_loader.ResourceLoader(project)
self.assertRaises(Exception,
lambda: loader.LoadStyleSheet('foo.x'))
def testURLResolveFails(self):
fs = fake_fs.FakeFS()
fs.AddFile(
'/src/foo/x.css', """
.x .y {
background-image: url(../images/missing.jpeg);
}
""")
with fs:
project = project_module.Project([os.path.normpath('/src')])
loader = resource_loader.ResourceLoader(project)
self.assertRaises(module.DepsException,
lambda: loader.LoadStyleSheet('foo.x'))
def testBasic(self):
fs = fake_fs.FakeFS()
fs.AddFile('/x/src/my_module.html', """
<!DOCTYPE html>
<link rel="import" href="/py_vulcanize/foo.html">
});
""")
fs.AddFile('/x/py_vulcanize/foo.html', """
<!DOCTYPE html>
});
""")
project = project_module.Project([os.path.normpath('/x')])
loader = resource_loader.ResourceLoader(project)
with fs:
my_module = loader.LoadModule(module_name='src.my_module')
dep_names = [x.name for x in my_module.dependent_modules]
self.assertEquals(['py_vulcanize.foo'], dep_names)
def setUp(self):
self.fs = fake_fs.FakeFS()
self.fs.AddFile(
'/x/foo/my_module.html',
('<!DOCTYPE html>\n'
'<link rel="import" href="/foo/other_module.html">\n'))
self.fs.AddFile('/x/foo/other_module.html',
('<!DOCTYPE html>\n'
'<script src="/foo/raw/raw_script.js"></script>\n'
'<script>\n'
' \'use strict\';\n'
' HelloWorld();\n'
'</script>\n'))
self.fs.AddFile('/x/foo/raw/raw_script.js', '\n/* raw script */\n')
self.fs.AddFile('/x/components/polymer/polymer.min.js', '\n')
self.project = project_module.Project([os.path.normpath('/x')])
def testDepsExceptionContext(self):
fs = fake_fs.FakeFS()
fs.AddFile('/x/src/my_module.html', """
<!DOCTYPE html>
<link rel="import" href="/py_vulcanize/foo.html">
""")
fs.AddFile('/x/py_vulcanize/foo.html', """
<!DOCTYPE html>
<link rel="import" href="missing.html">
""")
project = project_module.Project([os.path.normpath('/x')])
loader = resource_loader.ResourceLoader(project)
with fs:
exc = None
try:
loader.LoadModule(module_name='src.my_module')
assert False, 'Expected an exception'
except module.DepsException as e:
exc = e
self.assertEquals(
['src.my_module', 'py_vulcanize.foo'],
exc.context)
def testBasicModuleGeneration(self):
file_contents = {}
file_contents[os.path.normpath('/tmp/a/b/start.html')] = """
<!DOCTYPE html>
<link rel="import" href="/widget.html">
<link rel="stylesheet" href="../common.css">
<script src="/raw_script.js"></script>
<script src="/excluded_script.js"></script>
<dom-module id="start">
<template>
</template>
<script>
'use strict';
console.log('inline script for start.html got written');
</script>
</dom-module>
"""
file_contents[os.path.normpath(
'/py_vulcanize/py_vulcanize.html')] = """<!DOCTYPE html>
"""
file_contents[os.path.normpath('/components/widget.html')] = """
<!DOCTYPE html>
<link rel="import" href="/py_vulcanize.html">
<widget name="widget.html"></widget>
<script>
'use strict';
console.log('inline script for widget.html');
</script>
"""
file_contents[os.path.normpath('/tmp/a/common.css')] = """
/* /tmp/a/common.css was written */
"""
file_contents[os.path.normpath('/raw/raw_script.js')] = """
console.log('/raw/raw_script.js was written');
"""
file_contents[os.path.normpath(
'/raw/components/polymer/polymer.min.js')] = """
"""
with fake_fs.FakeFS(file_contents):
project = project_module.Project([
os.path.normpath('/py_vulcanize/'),
os.path.normpath('/tmp/'),
os.path.normpath('/components/'),
os.path.normpath('/raw/')
])
loader = resource_loader.ResourceLoader(project)
a_b_start_module = loader.LoadModule(
module_name='a.b.start',
excluded_scripts=['\/excluded_script.js'])
load_sequence = project.CalcLoadSequenceForModules(
[a_b_start_module])
# Check load sequence names.
load_sequence_names = [x.name for x in load_sequence]
self.assertEquals(['py_vulcanize', 'widget', 'a.b.start'],
load_sequence_names)
# Check module_deps on a_b_start_module
def HasDependentModule(module, name):
return [x for x in module.dependent_modules if x.name == name]
assert HasDependentModule(a_b_start_module, 'widget')
# Check JS generation.
js = generate.GenerateJS(load_sequence)
assert 'inline script for start.html' in js
assert 'inline script for widget.html' in js
assert '/raw/raw_script.js' in js
assert 'excluded_script.js' not in js
# Check HTML generation.
html = generate.GenerateStandaloneHTMLAsString(
load_sequence, title='', flattened_js_url='/blah.js')
assert '<dom-module id="start">' in html
assert 'inline script for widget.html' not in html
assert 'common.css' in html
def CreateVulcanizer(self):
from py_vulcanize import project as project_module
return project_module.Project(self.source_paths)