third_party/WebKit/Source/core/css/CSSStyleSheetResourceTest.cpp - Issue 2504883003: Loading: move *StyleSheetResource to core/loader/resource

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Issue 2504883003: Loading: move *StyleSheetResource to core/loader/resource (Closed)

Patch Set: [rebase] Created 4 years ago

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1 // Copyright 2016 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "core/fetch/CSSStyleSheetResource.h"

6

7 #include "core/css/CSSCrossfadeValue.h"

8 #include "core/css/CSSImageValue.h"

9 #include "core/css/CSSPrimitiveValue.h"

10 #include "core/css/CSSProperty.h"

11 #include "core/css/CSSSelectorList.h"

12 #include "core/css/CSSStyleSheet.h"

13 #include "core/css/StylePropertySet.h"

14 #include "core/css/StyleRule.h"

15 #include "core/css/StyleSheetContents.h"

16 #include "core/css/parser/CSSParserMode.h"

17 #include "core/css/parser/CSSParserSelector.h"

18 #include "core/dom/Document.h"

19 #include "core/fetch/FetchContext.h"

20 #include "core/fetch/FetchInitiatorTypeNames.h"

21 #include "core/fetch/FetchRequest.h"

22 #include "core/fetch/MemoryCache.h"

23 #include "core/fetch/ResourceFetcher.h"

24 #include "core/testing/DummyPageHolder.h"

25 #include "platform/heap/Handle.h"

26 #include "platform/heap/Heap.h"

27 #include "platform/network/ResourceRequest.h"

28 #include "platform/testing/URLTestHelpers.h"

29 #include "platform/testing/UnitTestHelpers.h"

30 #include "platform/weborigin/KURL.h"

31 #include "public/platform/Platform.h"

32 #include "public/platform/WebURLResponse.h"

33 #include "testing/gtest/include/gtest/gtest.h"

34 #include "wtf/PtrUtil.h"

35 #include "wtf/RefPtr.h"

36 #include "wtf/text/WTFString.h"

37 #include <memory>

38

39 namespace blink {

40

41 class Document;

42

43 namespace {

44

45 class CSSStyleSheetResourceTest : public ::testing::Test {

46 protected:

47 CSSStyleSheetResourceTest() {

48 m_originalMemoryCache = replaceMemoryCacheForTesting(MemoryCache::create());

49 m_page = DummyPageHolder::create();

50 document().setURL(KURL(KURL(), "https://localhost/"));

51 }

52

53 ~CSSStyleSheetResourceTest() override {

54 replaceMemoryCacheForTesting(m_originalMemoryCache.release());

55 }

56

57 Document& document() { return m_page->document(); }

58

59 Persistent<MemoryCache> m_originalMemoryCache;

60 std::unique_ptr<DummyPageHolder> m_page;

61 };

62

63 TEST_F(CSSStyleSheetResourceTest, DuplicateResourceNotCached) {

64 const char url[] = "https://localhost/style.css";

65 KURL imageURL(KURL(), url);

66 KURL cssURL(KURL(), url);

67

68 // Emulate using <img> to do async stylesheet preloads.

69

70 Resource* imageResource = ImageResource::create(ResourceRequest(imageURL));

71 ASSERT_TRUE(imageResource);

72 memoryCache()->add(imageResource);

73 ASSERT_TRUE(memoryCache()->contains(imageResource));

74

75 CSSStyleSheetResource* cssResource =

76 CSSStyleSheetResource::createForTest(ResourceRequest(cssURL), "utf-8");

77 cssResource->responseReceived(

78 ResourceResponse(cssURL, "style/css", 0, nullAtom, String()), nullptr);

79 cssResource->finish();

80

81 CSSParserContext parserContext(HTMLStandardMode, nullptr);

82 StyleSheetContents* contents = StyleSheetContents::create(parserContext);

83 CSSStyleSheet* sheet = CSSStyleSheet::create(contents, document());

84 EXPECT_TRUE(sheet);

85

86 contents->checkLoaded();

87 cssResource->saveParsedStyleSheet(contents);

88

89 // Verify that the cache will have a mapping for \|imageResource\| at \|url\|.

90 // The underlying \|contents\| for the stylesheet resource must have a

91 // matching reference status.

92 EXPECT_TRUE(memoryCache()->contains(imageResource));

93 EXPECT_FALSE(memoryCache()->contains(cssResource));

94 EXPECT_FALSE(contents->isReferencedFromResource());

95 EXPECT_FALSE(cssResource->restoreParsedStyleSheet(parserContext));

96 }

97

98 } // namespace

99 } // namespace blink

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