C++ (Cpp) ClientHintsPreferences示例

示例#1

文件： HTMLPreloadScannerTest.cpp 项目： astojilj/chromium-crosswalk

TEST_F(HTMLPreloadScannerTest, testMetaAcceptCH)
{
    ClientHintsPreferences dpr;
    ClientHintsPreferences resourceWidth;
    ClientHintsPreferences all;
    ClientHintsPreferences viewportWidth;
    dpr.setShouldSendDPR(true);
    all.setShouldSendDPR(true);
    resourceWidth.setShouldSendResourceWidth(true);
    all.setShouldSendResourceWidth(true);
    viewportWidth.setShouldSendViewportWidth(true);
    all.setShouldSendViewportWidth(true);
    TestCase testCases[] = {
        {"http://example.test", "<meta http-equiv='accept-ch' content='bla'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0},
        {"http://example.test", "<meta http-equiv='accept-ch' content='dprw'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0},
        {"http://example.test", "<meta http-equiv='accept-ch'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0},
        {"http://example.test", "<meta http-equiv='accept-ch' content='dpr \t'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0, dpr},
        {"http://example.test", "<meta http-equiv='accept-ch' content='bla,dpr \t'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0, dpr},
        {"http://example.test", "<meta http-equiv='accept-ch' content='  width  '><img sizes='100vw' srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 500, resourceWidth},
        {"http://example.test", "<meta http-equiv='accept-ch' content='  width  , wutever'><img sizes='300px' srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 300, resourceWidth},
        {"http://example.test", "<meta http-equiv='accept-ch' content='  viewport-width  '><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0, viewportWidth},
        {"http://example.test", "<meta http-equiv='accept-ch' content='  viewport-width  , wutever'><img srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 0, viewportWidth},
        {"http://example.test", "<meta http-equiv='accept-ch' content='  viewport-width  ,width, wutever, dpr \t'><img sizes='90vw' srcset='bla.gif 320w, blabla.gif 640w'>", "blabla.gif", "http://example.test/", Resource::Image, 450, all},
    };

    for (const auto& testCase : testCases) {
        runSetUp(ViewportDisabled);
        test(testCase);
    }
}

示例#2

文件： FrameFetchContextTest.cpp 项目： alexanderbill/blink-crosswalk

TEST_F(FrameFetchContextHintsTest, MonitorResourceWidthHints)
{
    expectHeader("http://www.example.com/1.gif", "Width", false, "");
    ClientHintsPreferences preferences;
    preferences.setShouldSendResourceWidth(true);
    document->setClientHintsPreferences(preferences);
    expectHeader("http://www.example.com/1.gif", "Width", true, "500", 500);
    expectHeader("http://www.example.com/1.gif", "Width", true, "667", 666.6666);
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
}

示例#3

文件： FrameFetchContextTest.cpp 项目： joone/blink-crosswalk

TEST_F(FrameFetchContextHintsTest, MonitorDPRHints)
{
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
    ClientHintsPreferences preferences;
    preferences.setShouldSendDPR(true);
    document->setClientHintsPreferences(preferences);
    expectHeader("http://www.example.com/1.gif", "DPR", true, "1");
    dummyPageHolder->page().setDeviceScaleFactor(2.5);
    expectHeader("http://www.example.com/1.gif", "DPR", true, "2.5");
    expectHeader("http://www.example.com/1.gif", "RW", false, "");
}

示例#4

文件： ClientHintsPreferences.cpp 项目： shawngao5/blink-crosswalk

void handleAcceptClientHintsHeader(const String& headerValue, ClientHintsPreferences& preferences)
{
    if (RuntimeEnabledFeatures::clientHintsEnabled()) {
        CommaDelimitedHeaderSet acceptCH;
        parseCommaDelimitedHeader(headerValue, acceptCH);
        if (acceptCH.contains("dpr"))
            preferences.setShouldSendDPR(true);
        if (acceptCH.contains("rw"))
            preferences.setShouldSendRW(true);
    }
}

示例#5

文件： FrameFetchContextTest.cpp 项目： joone/blink-crosswalk

TEST_F(FrameFetchContextHintsTest, MonitorBothHints)
{
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
    expectHeader("http://www.example.com/1.gif", "RW", false, "");

    ClientHintsPreferences preferences;
    preferences.setShouldSendDPR(true);
    preferences.setShouldSendRW(true);
    document->setClientHintsPreferences(preferences);
    expectHeader("http://www.example.com/1.gif", "DPR", true, "1");
    expectHeader("http://www.example.com/1.gif", "RW", true, "500");
}

示例#6

文件： FrameFetchContextTest.cpp 项目： joone/blink-crosswalk

TEST_F(FrameFetchContextHintsTest, MonitorRWHints)
{
    expectHeader("http://www.example.com/1.gif", "RW", false, "");
    ClientHintsPreferences preferences;
    preferences.setShouldSendRW(true);
    document->setClientHintsPreferences(preferences);
    expectHeader("http://www.example.com/1.gif", "RW", true, "500");
    dummyPageHolder->frameView().setLayoutSizeFixedToFrameSize(false);
    dummyPageHolder->frameView().setLayoutSize(IntSize(800, 800));
    expectHeader("http://www.example.com/1.gif", "RW", true, "800");
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
}

示例#7

文件： FrameFetchContextTest.cpp 项目： endlessm/chromium-browser

TEST_F(FrameFetchContextHintsTest, MonitorViewportWidthHints)
{
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", false, "");
    ClientHintsPreferences preferences;
    preferences.setShouldSendViewportWidth(true);
    document->clientHintsPreferences().updateFrom(preferences);
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", true, "500");
    dummyPageHolder->frameView().setLayoutSizeFixedToFrameSize(false);
    dummyPageHolder->frameView().setLayoutSize(IntSize(800, 800));
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", true, "800");
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", true, "800", 666.6666);
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
}

示例#8

文件： FrameFetchContextTest.cpp 项目： endlessm/chromium-browser

TEST_F(FrameFetchContextHintsTest, MonitorResourceWidthHints)
{
    expectHeader("http://www.example.com/1.gif", "Width", false, "");
    ClientHintsPreferences preferences;
    preferences.setShouldSendResourceWidth(true);
    document->clientHintsPreferences().updateFrom(preferences);
    expectHeader("http://www.example.com/1.gif", "Width", true, "500", 500);
    expectHeader("http://www.example.com/1.gif", "Width", true, "667", 666.6666);
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
    dummyPageHolder->page().setDeviceScaleFactor(2.5);
    expectHeader("http://www.example.com/1.gif", "Width", true, "1250", 500);
    expectHeader("http://www.example.com/1.gif", "Width", true, "1667", 666.6666);
}

示例#9

文件： FrameFetchContextTest.cpp 项目： endlessm/chromium-browser

TEST_F(FrameFetchContextHintsTest, MonitorAllHints)
{
    expectHeader("http://www.example.com/1.gif", "DPR", false, "");
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", false, "");
    expectHeader("http://www.example.com/1.gif", "Width", false, "");

    ClientHintsPreferences preferences;
    preferences.setShouldSendDPR(true);
    preferences.setShouldSendResourceWidth(true);
    preferences.setShouldSendViewportWidth(true);
    document->clientHintsPreferences().updateFrom(preferences);
    expectHeader("http://www.example.com/1.gif", "DPR", true, "1");
    expectHeader("http://www.example.com/1.gif", "Width", true, "400", 400);
    expectHeader("http://www.example.com/1.gif", "Viewport-Width", true, "500");
}

示例#10

文件： HTMLPreloadScannerTest.cpp 项目： Pluto-tv/blink-crosswalk

 void preloadRequestVerification(Resource::Type type, const char* url, const char* baseURL, int width, const ClientHintsPreferences& preferences)
 {
     if (!url) {
         EXPECT_FALSE(m_preloadRequest);
         return;
     }
     EXPECT_FALSE(m_preloadRequest->isPreconnect());
     EXPECT_EQ(type, m_preloadRequest->resourceType());
     EXPECT_STREQ(url, m_preloadRequest->resourceURL().ascii().data());
     EXPECT_STREQ(baseURL, m_preloadRequest->baseURL().string().ascii().data());
     EXPECT_EQ(width, m_preloadRequest->resourceWidth());
     EXPECT_EQ(preferences.shouldSendDPR(), m_preloadRequest->preferences().shouldSendDPR());
     EXPECT_EQ(preferences.shouldSendResourceWidth(), m_preloadRequest->preferences().shouldSendResourceWidth());
     EXPECT_EQ(preferences.shouldSendViewportWidth(), m_preloadRequest->preferences().shouldSendViewportWidth());
 }

示例#11

文件： ImageLoader.cpp 项目： alexanderbill/blink-crosswalk

static void configureRequest(FetchRequest& request, ImageLoader::BypassMainWorldBehavior bypassBehavior, Element& element, const ClientHintsPreferences& clientHintsPreferences)
{
    if (bypassBehavior == ImageLoader::BypassMainWorldCSP)
        request.setContentSecurityCheck(DoNotCheckContentSecurityPolicy);

    AtomicString crossOriginMode = element.fastGetAttribute(HTMLNames::crossoriginAttr);
    if (!crossOriginMode.isNull())
        request.setCrossOriginAccessControl(element.document().securityOrigin(), crossOriginMode);

    if (clientHintsPreferences.shouldSendResourceWidth() && isHTMLImageElement(element))
        request.setResourceWidth(toHTMLImageElement(element).resourceWidth());
}