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test_deps.py
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test_deps.py
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import tempfile
import textwrap
from pathlib import Path
from htmltools import HTMLDependency, HTMLDocument, TagList, div, tags
def test_init_errors():
HTMLDependency("a", "1.1", source=None)
try:
HTMLDependency("a", "1.1", source=4) # type: ignore
except TypeError as e:
assert "to be a dict" in str(e)
try:
HTMLDependency("a", "1.1", source={"not": "valid"}) # type: ignore
except TypeError as e:
assert "to have either" in str(e)
def test_dep_resolution():
a1_1 = HTMLDependency("a", "1.1", source={"subdir": "foo"}, script={"src": "a1.js"})
a1_2 = HTMLDependency(
"a", "1.2", source={"href": "http://a.test.com"}, script={"src": "a2.js"}
)
a1_2_1 = HTMLDependency(
"a", "1.2.1", source={"subdir": "foo"}, script={"src": "a3.js"}
)
b1_9 = HTMLDependency("b", "1.9", source={"subdir": "foo"}, script={"src": "b1.js"})
b1_10 = HTMLDependency(
"b", "1.10", source={"href": "http://b.test.com"}, script={"src": "b2.js"}
)
c1_0 = HTMLDependency("c", "1.0", source={"subdir": "foo"}, script={"src": "c1.js"})
test = TagList(a1_1, b1_9, b1_10, a1_2, a1_2_1, b1_9, b1_10, c1_0)
assert HTMLDocument(test).render(lib_prefix=None)["html"] == textwrap.dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<script type="application/html-dependencies">a[1.2.1];b[1.10];c[1.0]</script>
<script src="a-1.2.1/a3.js"></script>
<script src="http://b.test.com/b2.js"></script>
<script src="c-1.0/c1.js"></script>
</head>
<body></body>
</html>"""
)
assert HTMLDocument(test).render(lib_prefix="libfoo")["html"] == textwrap.dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<script type="application/html-dependencies">a[1.2.1];b[1.10];c[1.0]</script>
<script src="libfoo/a-1.2.1/a3.js"></script>
<script src="http://b.test.com/b2.js"></script>
<script src="libfoo/c-1.0/c1.js"></script>
</head>
<body></body>
</html>"""
)
# Test out renderTags and findDependencies when tags are inline
def test_inline_deps(snapshot):
a1_1 = HTMLDependency("a", "1.1", source={"subdir": "foo"}, script={"src": "a1.js"})
a1_2 = HTMLDependency("a", "1.2", source={"subdir": "foo"}, script={"src": "a2.js"})
tests = [
TagList(a1_1, div("foo"), "bar"),
TagList(a1_1, div("foo"), a1_2, "bar"),
div(a1_1, div("foo"), "bar"),
TagList([a1_1, div("foo")], "bar"),
div([a1_1, div("foo")], "bar"),
]
html_ = "\n\n".join(
[HTMLDocument(t).render(lib_prefix=None)["html"] for t in tests]
)
assert html_ == snapshot
def test_append_deps():
a1_1 = HTMLDependency("a", "1.1", source={"subdir": "foo"}, script={"src": "a1.js"})
a1_2 = HTMLDependency(
"a", "1.2", source={"href": "http://foo.com"}, script={"src": "a2.js"}
)
b1_0 = HTMLDependency("b", "1.0", source={"subdir": "foo"}, script={"src": "b1.js"})
expected_result = textwrap.dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<script type="application/html-dependencies">a[1.2];b[1.0]</script>
<script src="http://foo.com/a2.js"></script>
<script src="b-1.0/b1.js"></script>
</head>
<body>
<div></div>
</body>
</html>"""
)
x = div(a1_1, b1_0)
x.append(a1_2)
assert HTMLDocument(x).render(lib_prefix=None)["html"] == expected_result
y = div(a1_1)
y.append([a1_2, b1_0])
assert HTMLDocument(y).render(lib_prefix=None)["html"] == expected_result
z = div()
z.append([a1_1, b1_0])
z.append(a1_2)
assert HTMLDocument(z).render(lib_prefix=None)["html"] == expected_result
def test_script_input():
def fake_dep(**kwargs):
return HTMLDependency(
"a", "1.0", source={"package": None, "subdir": "srcpath"}, **kwargs
)
dep1 = fake_dep(
script={"src": "js/foo bar.js"}, stylesheet={"href": "css/bar foo.css"}
)
dep2 = fake_dep(
script=[{"src": "js/foo bar.js"}], stylesheet=[{"href": "css/bar foo.css"}]
)
assert dep1 == dep2
# Make sure repeated calls to as_html() repeatedly encode
test = TagList([dep1, dep2])
for _ in range(2):
assert HTMLDocument(test).render()["html"] == textwrap.dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<script type="application/html-dependencies">a[1.0]</script>
<link href="lib/a-1.0/css/bar%20foo.css" rel="stylesheet"/>
<script src="lib/a-1.0/js/foo%20bar.js"></script>
</head>
<body></body>
</html>"""
)
def test_head_output():
a = HTMLDependency(
"a",
"1.0",
source={"subdir": "foo"},
head=tags.script("1 && 1"),
)
assert a.as_html_tags().get_html_string() == "<script>1 && 1</script>"
b = HTMLDependency(
"a",
"1.0",
source={"subdir": "foo"},
head="<script>1 && 1</script>",
)
assert b.as_html_tags().get_html_string() == "<script>1 && 1</script>"
assert (
b.serialize_to_script_json(indent=4).get_html_string()
== """<script type="application/json" data-html-dependency="">{
"name": "a",
"version": "1.0",
"source": {
"subdir": "foo"
},
"script": [],
"stylesheet": [],
"meta": [],
"all_files": false,
"head": "<script>1 && 1<\\/script>"
}</script>"""
)
def test_meta_output():
a = HTMLDependency(
"a",
"1.0",
source={"subdir": "foo"},
script={"src": "a1.js"},
meta={"name": "viewport", "content": "width=device-width, initial-scale=1"},
)
b = HTMLDependency(
"b",
"2.0",
source={"subdir": "foo"},
meta=[{"name": "x", "content": "x-value"}, {"name": "y", "content": "y-value"}],
)
assert str(a.as_html_tags()) == textwrap.dedent(
"""\
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<script src="lib/a-1.0/a1.js"></script>"""
)
assert str(b.as_html_tags()) == textwrap.dedent(
"""\
<meta name="x" content="x-value"/>
<meta name="y" content="y-value"/>"""
)
# Combine the two in an HTMLDocument and render; all meta tags should show up.
combined_html = HTMLDocument(TagList(a, b)).render()["html"]
assert (
combined_html.find(
'<meta name="viewport" content="width=device-width, initial-scale=1"/>'
)
!= -1
)
assert combined_html.find('<meta name="x" content="x-value"/>') != -1
assert combined_html.find('<meta name="y" content="y-value"/>') != -1
def test_source_dep_as_dict():
a = HTMLDependency(
"a",
"1.0",
source={"package": "htmltools", "subdir": "bar"},
script={"src": "a1.js"},
meta={"name": "viewport", "content": "width=device-width, initial-scale=1"},
)
assert a.as_dict() == {
"name": "a",
"version": "1.0",
"script": [{"src": "lib/a-1.0/a1.js"}],
"stylesheet": [],
"meta": [
{"name": "viewport", "content": "width=device-width, initial-scale=1"}
],
"head": None,
}
b = HTMLDependency(
"b",
"2.0",
source={"package": "htmltools", "subdir": "bar"},
stylesheet=[{"href": "b1.css"}, {"href": "b2.css"}],
head=tags.script("1 && 1"),
)
assert b.as_dict(lib_prefix=None) == {
"name": "b",
"version": "2.0",
"script": [],
"stylesheet": [
{"href": "b-2.0/b1.css", "rel": "stylesheet"},
{"href": "b-2.0/b2.css", "rel": "stylesheet"},
],
"meta": [],
"head": "<script>1 && 1</script>",
}
def test_url_dep_as_dict():
u = HTMLDependency(
"u",
"1.1",
source={"href": "https://example.com"},
script={"src": "u1.js"},
stylesheet={"href": "u1.css"},
meta={"name": "viewport", "content": "width=device-width, initial-scale=1"},
)
assert u.as_dict() == {
"name": "u",
"version": "1.1",
"script": [{"src": "https://example.com/u1.js"}],
"stylesheet": [{"href": "https://example.com/u1.css", "rel": "stylesheet"}],
"meta": [
{"name": "viewport", "content": "width=device-width, initial-scale=1"}
],
"head": None,
}
v = HTMLDependency(
"v",
"2.1",
source={"href": "https://test.com/subdir/trailing/slash/"},
stylesheet=[{"href": "v1.css"}, {"href": "v2.css"}],
head=tags.script("1 && 1"),
)
assert v.as_dict(lib_prefix=None) == {
"name": "v",
"version": "2.1",
"script": [],
"stylesheet": [
{
"href": "https://test.com/subdir/trailing/slash/v1.css",
"rel": "stylesheet",
},
{
"href": "https://test.com/subdir/trailing/slash/v2.css",
"rel": "stylesheet",
},
],
"meta": [],
"head": "<script>1 && 1</script>",
}
def test_copy_to():
with tempfile.TemporaryDirectory() as tmpdir1:
dep1 = HTMLDependency(
"w",
"1.0",
source={"package": "htmltools", "subdir": "libtest/testdep"},
all_files=True,
)
dep1.copy_to(tmpdir1)
assert (Path(tmpdir1) / "w-1.0" / "testdep.css").exists()
assert (Path(tmpdir1) / "w-1.0" / "testdep.js").exists()
with tempfile.TemporaryDirectory() as tmpdir2:
dep2 = HTMLDependency(
"w",
"1.0",
source={"package": "htmltools", "subdir": "libtest/testdep"},
all_files=False,
)
dep2.copy_to(tmpdir2)
assert not (Path(tmpdir2) / "w-1.0" / "testdep.css").exists()
assert not (Path(tmpdir2) / "w-1.0" / "testdep.js").exists()
with tempfile.TemporaryDirectory() as tmpdir3:
dep3 = HTMLDependency(
"w",
"1.0",
source={"package": "htmltools", "subdir": "libtest/testdep"},
stylesheet={"href": "testdep.css"},
all_files=False,
)
dep3.copy_to(tmpdir3)
assert (Path(tmpdir3) / "w-1.0" / "testdep.css").exists()
assert not (Path(tmpdir3) / "w-1.0" / "testdep.js").exists()
with tempfile.TemporaryDirectory() as tmpdir4:
dep4 = HTMLDependency(
"w",
"1.0",
source={"package": "htmltools", "subdir": "libtest/testdep"},
stylesheet={"href": "testdep.css"},
script={"src": "testdep.js"},
all_files=False,
)
dep4.copy_to(tmpdir4)
assert (Path(tmpdir4) / "w-1.0" / "testdep.css").exists()
assert (Path(tmpdir4) / "w-1.0" / "testdep.js").exists()