| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // Author: morlovich@google.com (Maksim Orlovich) |
| |
| // Unit-tests for HtmlDetector |
| |
| #include "pagespeed/automatic/html_detector.h" |
| |
| #include "pagespeed/kernel/base/basictypes.h" |
| #include "pagespeed/kernel/base/gtest.h" |
| #include "pagespeed/kernel/base/string.h" |
| |
| namespace net_instaweb { |
| |
| namespace { |
| |
| class HtmlDetectorTest : public testing::Test { |
| public: |
| HtmlDetectorTest() {} |
| |
| protected: |
| HtmlDetector html_detector_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(HtmlDetectorTest); |
| }; |
| |
| TEST_F(HtmlDetectorTest, DetectHtml) { |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.ConsiderInput(" <html>")); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.probable_html()); |
| GoogleString buf; |
| html_detector_.ReleaseBuffered(&buf); |
| EXPECT_TRUE(buf.empty()); |
| } |
| |
| TEST_F(HtmlDetectorTest, DetectHtmlBOM) { |
| // Make sure utf-8 BOMs don't scare us away. |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.ConsiderInput("\xEF\xBB\xBF<html>")); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.probable_html()); |
| GoogleString buf; |
| html_detector_.ReleaseBuffered(&buf); |
| EXPECT_TRUE(buf.empty()); |
| } |
| |
| TEST_F(HtmlDetectorTest, DetectJS) { |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.ConsiderInput(" var content_type='wrong';")); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.probable_html()); |
| GoogleString buf; |
| html_detector_.ReleaseBuffered(&buf); |
| EXPECT_TRUE(buf.empty()); |
| } |
| |
| TEST_F(HtmlDetectorTest, BufferedHtml) { |
| // Test to make sure that if there isn't enough to decide initially |
| // that the content is buffered properly. |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.ConsiderInput("\t\t")); |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.ConsiderInput(" ")); |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.ConsiderInput(" <html>")); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.probable_html()); |
| GoogleString buf; |
| html_detector_.ReleaseBuffered(&buf); |
| EXPECT_EQ(buf, "\t\t "); |
| } |
| |
| TEST_F(HtmlDetectorTest, BufferedJs) { |
| // Test to make sure that if there isn't enough to decide initially |
| // that the content is buffered properly. |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.ConsiderInput("\t\t")); |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.ConsiderInput(" ")); |
| EXPECT_FALSE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.ConsiderInput(" var x = 42;")); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.probable_html()); |
| GoogleString buf; |
| html_detector_.ReleaseBuffered(&buf); |
| EXPECT_EQ(buf, "\t\t "); |
| } |
| |
| TEST_F(HtmlDetectorTest, ForceDecisionTrue) { |
| EXPECT_FALSE(html_detector_.already_decided()); |
| html_detector_.ForceDecision(true); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_TRUE(html_detector_.probable_html()); |
| } |
| |
| TEST_F(HtmlDetectorTest, ForceDecisionFalse) { |
| EXPECT_FALSE(html_detector_.already_decided()); |
| html_detector_.ForceDecision(false); |
| EXPECT_TRUE(html_detector_.already_decided()); |
| EXPECT_FALSE(html_detector_.probable_html()); |
| } |
| |
| } // namespace |
| |
| } // namespace net_instaweb |