1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/dom_distiller/content/browser/distillable_page_utils.h"
#include <utility>
#include "base/bind.h"
#include "base/path_service.h"
#include "base/run_loop.h"
#include "build/build_config.h"
#include "components/dom_distiller/content/browser/distiller_javascript_utils.h"
#include "components/dom_distiller/core/distillable_page_detector.h"
#include "components/dom_distiller/core/page_features.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/common/isolated_world_ids.h"
#include "content/public/test/content_browser_test.h"
#include "content/shell/browser/shell.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "ui/base/resource/resource_bundle.h"
namespace dom_distiller {
namespace {
const char* kArticlePath = "/og_article.html";
class DomDistillerDistillablePageUtilsTest : public content::ContentBrowserTest,
content::WebContentsObserver {
public:
void SetUpOnMainThread() override {
if (!DistillerJavaScriptWorldIdIsSet()) {
SetDistillerJavaScriptWorldId(content::ISOLATED_WORLD_ID_CONTENT_END);
}
AddComponentsResources();
SetUpTestServer();
ContentBrowserTest::SetUpOnMainThread();
}
void LoadURL(const std::string& url) {
content::WebContents* current_web_contents = shell()->web_contents();
Observe(current_web_contents);
base::RunLoop url_loaded_runner;
main_frame_loaded_callback_ = url_loaded_runner.QuitClosure();
current_web_contents->GetController().LoadURL(
embedded_test_server()->GetURL(url),
content::Referrer(),
ui::PAGE_TRANSITION_TYPED,
std::string());
url_loaded_runner.Run();
main_frame_loaded_callback_ = base::Closure();
Observe(nullptr);
}
private:
void AddComponentsResources() {
base::FilePath pak_file;
base::FilePath pak_dir;
#if defined(OS_ANDROID)
CHECK(PathService::Get(base::DIR_ANDROID_APP_DATA, &pak_dir));
pak_dir = pak_dir.Append(FILE_PATH_LITERAL("paks"));
#else
PathService::Get(base::DIR_MODULE, &pak_dir);
#endif // OS_ANDROID
pak_file =
pak_dir.Append(FILE_PATH_LITERAL("components_tests_resources.pak"));
ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
pak_file, ui::SCALE_FACTOR_NONE);
}
void SetUpTestServer() {
base::FilePath path;
PathService::Get(base::DIR_SOURCE_ROOT, &path);
path = path.AppendASCII("components/test/data/dom_distiller");
embedded_test_server()->ServeFilesFromDirectory(path);
ASSERT_TRUE(embedded_test_server()->Start());
}
void DocumentLoadedInFrame(
content::RenderFrameHost* render_frame_host) override {
if (!render_frame_host->GetParent())
main_frame_loaded_callback_.Run();
}
base::Closure main_frame_loaded_callback_;
};
class ResultHolder {
public:
ResultHolder(base::Closure callback) : callback_(callback) {}
void OnResult(bool result) {
result_ = result;
callback_.Run();
}
bool GetResult() {
return result_;
}
base::Callback<void(bool)> GetCallback() {
return base::Bind(&ResultHolder::OnResult, base::Unretained(this));
}
private:
base::Closure callback_;
bool result_;
};
} // namespace
IN_PROC_BROWSER_TEST_F(DomDistillerDistillablePageUtilsTest,
TestIsDistillablePage) {
std::unique_ptr<AdaBoostProto> proto(new AdaBoostProto);
proto->set_num_features(kDerivedFeaturesCount);
proto->set_num_stumps(1);
StumpProto* stump = proto->add_stump();
stump->set_feature_number(0);
stump->set_weight(1);
stump->set_split(-1);
std::unique_ptr<DistillablePageDetector> detector(
new DistillablePageDetector(std::move(proto)));
EXPECT_DOUBLE_EQ(0.5, detector->GetThreshold());
// The first value of the first feature is either 0 or 1. Since the stump's
// split is -1, the stump weight will be applied to any set of derived
// features.
LoadURL(kArticlePath);
base::RunLoop run_loop_;
ResultHolder holder(run_loop_.QuitClosure());
IsDistillablePageForDetector(shell()->web_contents(), detector.get(),
holder.GetCallback());
run_loop_.Run();
ASSERT_TRUE(holder.GetResult());
}
IN_PROC_BROWSER_TEST_F(DomDistillerDistillablePageUtilsTest,
TestIsNotDistillablePage) {
std::unique_ptr<AdaBoostProto> proto(new AdaBoostProto);
proto->set_num_features(kDerivedFeaturesCount);
proto->set_num_stumps(1);
StumpProto* stump = proto->add_stump();
stump->set_feature_number(0);
stump->set_weight(-1);
stump->set_split(-1);
std::unique_ptr<DistillablePageDetector> detector(
new DistillablePageDetector(std::move(proto)));
EXPECT_DOUBLE_EQ(-0.5, detector->GetThreshold());
// The first value of the first feature is either 0 or 1. Since the stump's
// split is -1, the stump weight will be applied to any set of derived
// features.
LoadURL(kArticlePath);
base::RunLoop run_loop_;
ResultHolder holder(run_loop_.QuitClosure());
IsDistillablePageForDetector(shell()->web_contents(), detector.get(),
holder.GetCallback());
run_loop_.Run();
ASSERT_FALSE(holder.GetResult());
}
} // namespace dom_distiller
|
