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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /layout/style/test/gtest/ImportScannerTest.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/style/test/gtest/ImportScannerTest.cpp')
-rw-r--r-- | layout/style/test/gtest/ImportScannerTest.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/layout/style/test/gtest/ImportScannerTest.cpp b/layout/style/test/gtest/ImportScannerTest.cpp new file mode 100644 index 0000000000..c0b43221dd --- /dev/null +++ b/layout/style/test/gtest/ImportScannerTest.cpp @@ -0,0 +1,119 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "gtest/gtest.h" +#include "mozilla/ImportScanner.h" +#include "mozilla/StaticPrefs_layout.h" + +using namespace mozilla; + +static nsTArray<nsString> Scan(const char* aCssCode) { + nsTArray<nsString> urls; + ImportScanner scanner; + scanner.Start(); + urls.AppendElements(scanner.Scan(NS_ConvertUTF8toUTF16(aCssCode))); + urls.AppendElements(scanner.Stop()); + return urls; +} + +TEST(ImportScanner, Simple) +{ + auto urls = Scan( + "/* Something something */ " + "@charset \"utf-8\";" + "@import url(bar);" + "@import uRL( baz );" + "@import \"bazz)\""); + + ASSERT_EQ(urls.Length(), 3u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"baz"_ns); + ASSERT_EQ(urls[2], u"bazz)"_ns); +} + +TEST(ImportScanner, UrlWithQuotes) +{ + auto urls = Scan( + "/* Something something */ " + "@import url(\"bar\");" + "@import\tuRL( \"baz\" );" + "@imPort\turL( 'bazz' );" + "something else {}" + "@import\turL( 'bazz' ); "); + + ASSERT_EQ(urls.Length(), 3u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"baz"_ns); + ASSERT_EQ(urls[2], u"bazz"_ns); +} + +TEST(ImportScanner, MediaIsIgnored) +{ + auto urls = Scan( + "@chArset \"utf-8\";" + "@import url(\"bar\") print;" + "/* Something something */ " + "@import\tuRL( \"baz\" ) (min-width: 100px);" + "@import\turL( bazz ) (max-width: 100px);"); + + ASSERT_EQ(urls.Length(), 3u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"baz"_ns); + ASSERT_EQ(urls[2], u"bazz"_ns); +} + +TEST(ImportScanner, Layers) +{ + auto urls = Scan( + "@layer foo, bar;\n" + "@import url(\"bar\") layer(foo);" + "@import url(\"baz\");" + "@import url(bazz);" + "@layer block {}" + // This one below is invalid now and shouldn't be scanned. + "@import\turL( 'bazzz' ); "); + + ASSERT_EQ(urls.Length(), 3u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"baz"_ns); + ASSERT_EQ(urls[2], u"bazz"_ns); +} + +TEST(ImportScanner, Supports) +{ + auto urls = Scan( + // Supported feature, should be included. + "@import url(bar) supports(display: block);" + // Unsupported feature, should not be included. + "@import url(baz) supports(foo: bar);" + // Supported condition with operator, should be included. + "@import url(bazz) supports((display: flex) and (display: block));" + // Unsupported condition with function, should be not included. + "@import url(bazzz) supports(selector(foo:bar(baz)));" + // Supported large condition with layer, supports, media list + "@import url(bazzzz) layer(A.B) supports(display: flex) (max-width: " + "100px)"); + + if (StaticPrefs::layout_css_import_supports_enabled()) { + // If the pref is enabled, expect the supports conditions to be evaluated + // and unsupported to not be emitted. + + ASSERT_EQ(urls.Length(), 3u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"bazz"_ns); + ASSERT_EQ(urls[2], u"bazzzz"_ns); + } else { + // If disabled, all imports should be included as the supports conditions + // should be ignored. + + ASSERT_EQ(urls.Length(), 5u); + ASSERT_EQ(urls[0], u"bar"_ns); + ASSERT_EQ(urls[1], u"baz"_ns); + ASSERT_EQ(urls[2], u"bazz"_ns); + ASSERT_EQ(urls[3], u"bazzz"_ns); + ASSERT_EQ(urls[4], u"bazzzz"_ns); + } +} |