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Issue 2910783002:
Adds Lo-Fi fallback support for new Data Reduction Proxy protocol. (Closed)
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| 1 // Copyright 2017 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 "content/renderer/previews_state_helper.h" | |
| 6 #include "content/public/common/previews_state.h" | |
| 7 #include "testing/gtest/include/gtest/gtest.h" | |
| 8 #include "third_party/WebKit/public/platform/WebURLResponse.h" | |
| 9 | |
| 10 namespace content { | |
| 11 | |
| 12 TEST(PreviewsStateHelperTest, UpdatePreviewsStateNoServerTransformRequested) { | |
| 13 blink::WebURLResponse response_no_headers; | |
| 14 | |
| 15 // No transforms specified. | |
| 16 EXPECT_EQ(PREVIEWS_OFF, UpdatePreviewsStateFromMainFrameResponse( | |
| 17 PREVIEWS_UNSPECIFIED, response_no_headers)); | |
| 18 | |
| 19 // Client Lo-Fi preserved if no Server Lo-Fi nor Lite Page. | |
| 20 EXPECT_EQ(CLIENT_LOFI_ON, UpdatePreviewsStateFromMainFrameResponse( | |
| 21 CLIENT_LOFI_ON, response_no_headers)); | |
| 22 } | |
| 23 | |
| 24 TEST(PreviewsStateHelperTest, UpdatePreviewsStateNoTransformResponseHeaders) { | |
| 25 blink::WebURLResponse response_no_headers; | |
| 26 // Lite Page enabled but no CPCT nor page-polices => all cleared. | |
| 27 EXPECT_EQ(PREVIEWS_OFF, | |
| 28 UpdatePreviewsStateFromMainFrameResponse( | |
| 29 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 30 response_no_headers)); | |
| 31 EXPECT_EQ(PREVIEWS_OFF, UpdatePreviewsStateFromMainFrameResponse( | |
| 32 SERVER_LITE_PAGE_ON, response_no_headers)); | |
| 33 EXPECT_EQ(PREVIEWS_OFF, | |
| 34 UpdatePreviewsStateFromMainFrameResponse( | |
| 35 SERVER_LITE_PAGE_ON | CLIENT_LOFI_ON, response_no_headers)); | |
| 36 EXPECT_EQ(PREVIEWS_OFF, | |
| 37 UpdatePreviewsStateFromMainFrameResponse( | |
| 38 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON, response_no_headers)); | |
| 39 | |
| 40 // Legacy Lo-Fi path (Lite Pages not enabled but Server Lo-Fi is). | |
| 41 EXPECT_EQ(SERVER_LOFI_ON, UpdatePreviewsStateFromMainFrameResponse( | |
| 42 SERVER_LOFI_ON, response_no_headers)); | |
| 43 EXPECT_EQ(SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 44 UpdatePreviewsStateFromMainFrameResponse( | |
| 45 SERVER_LOFI_ON | CLIENT_LOFI_ON, response_no_headers)); | |
| 46 } | |
| 47 | |
| 48 TEST(PreviewsStateHelperTest, UpdatePreviewsStateLitePageTransform) { | |
|
megjablon
2017/06/09 19:42:19
Add a test for a lite page transform that has lo-f
dougarnett
2017/06/09 20:09:18
Done.
| |
| 49 blink::WebURLResponse response_with_lite_page; | |
| 50 response_with_lite_page.AddHTTPHeaderField("chrome-proxy-content-transform", | |
| 51 "lite-page"); | |
| 52 EXPECT_EQ(SERVER_LITE_PAGE_ON, | |
| 53 UpdatePreviewsStateFromMainFrameResponse(SERVER_LITE_PAGE_ON, | |
| 54 response_with_lite_page)); | |
| 55 EXPECT_EQ(SERVER_LITE_PAGE_ON, | |
| 56 UpdatePreviewsStateFromMainFrameResponse( | |
| 57 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 58 response_with_lite_page)); | |
| 59 EXPECT_EQ(SERVER_LITE_PAGE_ON, | |
| 60 UpdatePreviewsStateFromMainFrameResponse( | |
| 61 SERVER_LITE_PAGE_ON | CLIENT_LOFI_ON, response_with_lite_page)); | |
| 62 EXPECT_EQ(SERVER_LITE_PAGE_ON, | |
| 63 UpdatePreviewsStateFromMainFrameResponse( | |
| 64 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON, response_with_lite_page)); | |
| 65 } | |
| 66 | |
| 67 TEST(PreviewsStateHelperTest, UpdatePreviewsStateLoFiFallbackPagePolicy) { | |
| 68 blink::WebURLResponse response_with_page_policy; | |
| 69 response_with_page_policy.AddHTTPHeaderField("Chrome-Proxy", "SomeNoise"); | |
| 70 response_with_page_policy.AddHTTPHeaderField("Chrome-Proxy", | |
| 71 "Page-Policies=Empty-Image"); | |
| 72 | |
| 73 // No fallbacks if Server Lo-Fi not enabled. | |
| 74 EXPECT_EQ(PREVIEWS_OFF, UpdatePreviewsStateFromMainFrameResponse( | |
| 75 SERVER_LITE_PAGE_ON, response_with_page_policy)); | |
| 76 EXPECT_EQ(PREVIEWS_OFF, UpdatePreviewsStateFromMainFrameResponse( | |
| 77 SERVER_LITE_PAGE_ON | CLIENT_LOFI_ON, | |
| 78 response_with_page_policy)); | |
| 79 | |
| 80 // Lo-Fi fallbacks if Server Lo-Fi enabled and get empty-image directive. | |
| 81 EXPECT_EQ(SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 82 UpdatePreviewsStateFromMainFrameResponse( | |
| 83 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 84 response_with_page_policy)); | |
| 85 EXPECT_EQ(SERVER_LOFI_ON, UpdatePreviewsStateFromMainFrameResponse( | |
| 86 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON, | |
| 87 response_with_page_policy)); | |
| 88 } | |
| 89 | |
| 90 TEST(PreviewsStateHelperTest, UpdatePreviewsStateLoFiFallbackAndOtherPolicies) { | |
| 91 blink::WebURLResponse response_with_page_policy; | |
| 92 response_with_page_policy.AddHTTPHeaderField("chrome-proxy", "Prefix=Noise"); | |
| 93 response_with_page_policy.AddHTTPHeaderField( | |
| 94 "chrome-proxy", "page-policies=new-hotness|empty-image|newer-hotness"); | |
| 95 response_with_page_policy.AddHTTPHeaderField("chrome-proxy", | |
| 96 "Suffix=More|Noise"); | |
| 97 | |
| 98 // Lo-Fi fallbacks if Server Lo-Fi enabled and get empty-image directive. | |
| 99 EXPECT_EQ(SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 100 UpdatePreviewsStateFromMainFrameResponse( | |
| 101 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 102 response_with_page_policy)); | |
| 103 EXPECT_EQ(SERVER_LOFI_ON, UpdatePreviewsStateFromMainFrameResponse( | |
| 104 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON, | |
| 105 response_with_page_policy)); | |
| 106 } | |
| 107 | |
| 108 TEST(PreviewsStateHelperTest, UpdatePreviewsStateNoKnownPolicies) { | |
| 109 blink::WebURLResponse response_with_page_policy; | |
| 110 response_with_page_policy.AddHTTPHeaderField("chrome-proxy", "Prefix=Noise"); | |
| 111 response_with_page_policy.AddHTTPHeaderField( | |
| 112 "chrome-proxy", | |
| 113 "page-policies=new-hotness|new-empty-image|newer-hotness"); | |
| 114 response_with_page_policy.AddHTTPHeaderField("chrome-proxy", | |
| 115 "Suffix=More|Noise"); | |
| 116 | |
| 117 // Lo-Fi fallbacks if Server Lo-Fi enabled and get empty-image directive. | |
| 118 EXPECT_EQ(PREVIEWS_OFF, | |
| 119 UpdatePreviewsStateFromMainFrameResponse( | |
| 120 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON | CLIENT_LOFI_ON, | |
| 121 response_with_page_policy)); | |
| 122 EXPECT_EQ(PREVIEWS_OFF, UpdatePreviewsStateFromMainFrameResponse( | |
| 123 SERVER_LITE_PAGE_ON | SERVER_LOFI_ON, | |
| 124 response_with_page_policy)); | |
| 125 } | |
| 126 | |
| 127 } // namespace content | |
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