Jeffrey Crowell
145 lines
4.7 KiB
C++
145 lines
4.7 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Author: poojatandon@google.com (Pooja Verlani)
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// Unit test for css_url_encoder.
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#include "net/instaweb/rewriter/cached_result.pb.h"
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#include "net/instaweb/rewriter/public/css_url_encoder.h"
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#include "net/instaweb/rewriter/public/request_properties.h"
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#include "testing/base/public/gunit.h"
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#include "pagespeed/kernel/base/google_message_handler.h"
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#include "pagespeed/kernel/base/scoped_ptr.h" // for scoped_ptr
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#include "pagespeed/kernel/base/string.h"
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#include "pagespeed/kernel/base/string_util.h"
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#include "pagespeed/kernel/http/user_agent_matcher.h"
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namespace net_instaweb {
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namespace {
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class CssUrlEncoderTest : public ::testing::Test {
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protected:
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scoped_ptr<RequestProperties> request_properties;
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CssUrlEncoder encoder_;
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GoogleMessageHandler handler_;
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};
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TEST_F(CssUrlEncoderTest, TestEncodingAndDecoding) {
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GoogleString kOriginalUrl = "a.css";
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StringVector url_vector;
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url_vector.push_back(kOriginalUrl);
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GoogleString encoded_url;
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ResourceContext context;
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context.set_libwebp_level(ResourceContext::LIBWEBP_LOSSY_ONLY);
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context.set_inline_images(true);
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encoder_.Encode(url_vector, &context, &encoded_url);
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EXPECT_EQ("A.a.css", encoded_url);
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encoder_.Decode(encoded_url, &url_vector, &context, &handler_);
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EXPECT_EQ(context.libwebp_level(), ResourceContext::LIBWEBP_LOSSY_ONLY);
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EXPECT_TRUE(context.inline_images());
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GoogleString decoded_url = url_vector.back();
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EXPECT_EQ(kOriginalUrl, decoded_url);
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}
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TEST_F(CssUrlEncoderTest, TestEncodingAndDecodingWithoutWebpAndInlineImagesUA) {
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GoogleString kOriginalUrl = "a.css";
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StringVector url_vector;
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url_vector.push_back(kOriginalUrl);
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GoogleString encoded_url;
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ResourceContext context;
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context.set_libwebp_level(ResourceContext::LIBWEBP_NONE);
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context.set_inline_images(false);
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encoder_.Encode(url_vector, &context, &encoded_url);
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EXPECT_EQ("A.a.css", encoded_url);
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encoder_.Decode(encoded_url, &url_vector, &context, &handler_);
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// Check the resource context returned.
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EXPECT_EQ(context.libwebp_level(), ResourceContext::LIBWEBP_NONE);
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EXPECT_FALSE(context.inline_images());
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// Check the decoded url after encoding is the same as original.
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GoogleString decoded_url = url_vector.back();
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EXPECT_EQ(kOriginalUrl, decoded_url);
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}
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TEST_F(CssUrlEncoderTest, TestLegacyInlineWebpLossyOnlyDecoding) {
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StringPiece kEncodedUrl = "W.a.css";
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StringVector url_vector;
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ResourceContext context;
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context.set_libwebp_level(ResourceContext::LIBWEBP_LOSSY_ONLY);
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context.set_inline_images(true);
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encoder_.Decode(kEncodedUrl, &url_vector, &context, &handler_);
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EXPECT_EQ(context.libwebp_level(), ResourceContext::LIBWEBP_LOSSY_ONLY);
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EXPECT_TRUE(context.inline_images());
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GoogleString decoded_url = url_vector.back();
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EXPECT_EQ("a.css", decoded_url);
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}
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TEST_F(CssUrlEncoderTest, TestLegacyInlineWebpLossyLosslessAlphaDecoding) {
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StringPiece kEncodedUrl = "V.a.css";
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StringVector url_vector;
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ResourceContext context;
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context.set_libwebp_level(ResourceContext::LIBWEBP_LOSSY_LOSSLESS_ALPHA);
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context.set_inline_images(true);
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encoder_.Decode(kEncodedUrl, &url_vector, &context, &handler_);
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EXPECT_EQ(context.libwebp_level(),
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ResourceContext::LIBWEBP_LOSSY_LOSSLESS_ALPHA);
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EXPECT_TRUE(context.inline_images());
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GoogleString decoded_url = url_vector.back();
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EXPECT_EQ("a.css", decoded_url);
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}
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TEST_F(CssUrlEncoderTest, TestSetInliningImages) {
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GoogleString user_agent_string = "Chrome/";
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ResourceContext resource_context;
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UserAgentMatcher user_agent_matcher;
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request_properties.reset(new RequestProperties(&user_agent_matcher));
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request_properties->SetUserAgent(user_agent_string);
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encoder_.SetInliningImages(*request_properties, &resource_context);
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EXPECT_TRUE(resource_context.inline_images());
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user_agent_string = "MSIE 6.0"; // An older UA to check inlining is not set.
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request_properties.reset(new RequestProperties(&user_agent_matcher));
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request_properties->SetUserAgent(user_agent_string);
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encoder_.SetInliningImages(*request_properties, &resource_context);
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EXPECT_FALSE(resource_context.inline_images());
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}
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} // namespace
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} // namespace net_instaweb
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