1// Copyright 2014 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 "base/bind.h" 6#include "base/files/file_path.h" 7#include "base/path_service.h" 8#include "base/run_loop.h" 9#include "chrome/common/chrome_paths.h" 10#include "chrome/utility/media_galleries/image_metadata_extractor.h" 11#include "media/filters/file_data_source.h" 12#include "testing/gtest/include/gtest/gtest.h" 13 14namespace metadata { 15 16void QuitLoop(base::RunLoop* loop, bool* output, bool success) { 17 loop->Quit(); 18 *output = success; 19} 20 21base::FilePath GetTestDataFilePath(const std::string& filename) { 22 base::FilePath path; 23 EXPECT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &path)); 24 path = path.AppendASCII("extensions").AppendASCII("api_test") 25 .AppendASCII("wallpaper").AppendASCII(filename); 26 return path; 27} 28 29scoped_ptr<ImageMetadataExtractor> GetExtractor( 30 const std::string& filename, 31 bool expected_result) { 32 EXPECT_TRUE(ImageMetadataExtractor::InitializeLibraryForTesting()); 33 34 media::FileDataSource source; 35 base::FilePath test_path; 36 37 EXPECT_TRUE(source.Initialize(GetTestDataFilePath(filename))); 38 39 scoped_ptr<ImageMetadataExtractor> extractor(new ImageMetadataExtractor); 40 41 base::RunLoop loop; 42 bool extracted = false; 43 extractor->Extract(&source, base::Bind(&QuitLoop, &loop, &extracted)); 44 EXPECT_EQ(expected_result, extracted); 45 46 return extractor.Pass(); 47} 48 49TEST(ImageMetadataExtractorTest, JPGFile) { 50 scoped_ptr<ImageMetadataExtractor> extractor = 51 GetExtractor("test.jpg", true); 52 53 EXPECT_EQ(5616, extractor->width()); 54 EXPECT_EQ(3744, extractor->height()); 55 EXPECT_EQ(0, extractor->rotation()); 56 EXPECT_EQ(300.0, extractor->x_resolution()); 57 EXPECT_EQ(300.0, extractor->y_resolution()); 58 EXPECT_EQ("2012:03:01 17:06:07", extractor->date()); 59 EXPECT_EQ("Canon", extractor->camera_make()); 60 EXPECT_EQ("Canon EOS 5D Mark II", extractor->camera_model()); 61 EXPECT_EQ(0.01, extractor->exposure_time_sec()); 62 EXPECT_FALSE(extractor->flash_fired()); 63 EXPECT_EQ(3.2, extractor->f_number()); 64 EXPECT_EQ(100, extractor->focal_length_mm()); 65 EXPECT_EQ(1600, extractor->iso_equivalent()); 66} 67 68TEST(ImageMetadataExtractorTest, PNGFile) { 69 GetExtractor("test.png", false); 70} 71 72TEST(ImageMetadataExtractorTest, NonImageFile) { 73 GetExtractor("test.js", false); 74} 75 76} // namespace metadata 77