summaryrefslogtreecommitdiff
path: root/android_webview/native/input_stream_unittest.cc
blob: 76ca8232a65c949f37aa69ab985c5dcc1435360b (plain)
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
// Copyright (c) 2012 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 "android_webview/native/input_stream_impl.h"
#include "base/android/jni_android.h"
#include "base/android/scoped_java_ref.h"
#include "base/memory/scoped_ptr.h"
#include "jni/InputStreamUnittest_jni.h"
#include "net/base/io_buffer.h"
#include "net/base/net_errors.h"
#include "net/http/http_byte_range.h"

#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"

using android_webview::InputStream;
using android_webview::InputStreamImpl;
using base::android::AttachCurrentThread;
using base::android::ScopedJavaLocalRef;
using net::IOBuffer;
using testing::DoAll;
using testing::Ge;
using testing::InSequence;
using testing::Lt;
using testing::Ne;
using testing::NotNull;
using testing::Return;
using testing::SetArgPointee;
using testing::Test;
using testing::_;

class InputStreamTest : public Test {
 public:
  InputStreamTest() {
  }
 protected:
  virtual void SetUp() {
    env_ = AttachCurrentThread();
    ASSERT_THAT(env_, NotNull());
    ASSERT_TRUE(android_webview::RegisterInputStream(env_));
    ASSERT_TRUE(RegisterNativesImpl(env_));
  }

  scoped_refptr<IOBuffer> DoReadCountedStreamTest(int stream_size,
                                                  int bytes_requested,
                                                  int* bytes_read) {
    ScopedJavaLocalRef<jobject> counting_jstream =
        Java_InputStreamUnittest_getCountingStream(env_, stream_size);
    EXPECT_FALSE(counting_jstream.is_null());

    scoped_ptr<InputStream> input_stream(
        new InputStreamImpl(counting_jstream));
    scoped_refptr<IOBuffer> buffer = new IOBuffer(bytes_requested);

    EXPECT_TRUE(input_stream->Read(buffer.get(), bytes_requested, bytes_read));
    return buffer;
  }

  JNIEnv* env_;
};

TEST_F(InputStreamTest, ReadEmptyStream) {
  ScopedJavaLocalRef<jobject> empty_jstream =
      Java_InputStreamUnittest_getEmptyStream(env_);
  EXPECT_FALSE(empty_jstream.is_null());

  scoped_ptr<InputStream> input_stream(new InputStreamImpl(empty_jstream));
  const int bytes_requested = 10;
  int bytes_read = 0;
  scoped_refptr<IOBuffer> buffer = new IOBuffer(bytes_requested);

  EXPECT_TRUE(input_stream->Read(buffer.get(), bytes_requested, &bytes_read));
  EXPECT_EQ(0, bytes_read);
}

TEST_F(InputStreamTest, ReadStreamPartial) {
  const int bytes_requested = 128;
  int bytes_read = 0;
  DoReadCountedStreamTest(bytes_requested * 2, bytes_requested, &bytes_read);
  EXPECT_EQ(bytes_requested, bytes_read);
}

TEST_F(InputStreamTest, ReadStreamCompletely) {
  const int bytes_requested = 42;
  int bytes_read = 0;
  DoReadCountedStreamTest(bytes_requested, bytes_requested, &bytes_read);
  EXPECT_EQ(bytes_requested, bytes_read);
}

TEST_F(InputStreamTest, TryReadMoreThanBuffer) {
  const int buffer_size = 3 * InputStreamImpl::kBufferSize;
  int bytes_read = 0;
  DoReadCountedStreamTest(buffer_size, buffer_size * 2, &bytes_read);
  EXPECT_EQ(buffer_size, bytes_read);
}

TEST_F(InputStreamTest, CheckContentsReadCorrectly) {
  const int bytes_requested = 256;
  int bytes_read = 0;
  scoped_refptr<IOBuffer> buffer =
      DoReadCountedStreamTest(bytes_requested, bytes_requested, &bytes_read);
  EXPECT_EQ(bytes_requested, bytes_read);
  for (int i = 0; i < bytes_requested; ++i) {
    EXPECT_EQ(i, (unsigned char)buffer->data()[i]);
  }
}

TEST_F(InputStreamTest, ReadLargeStreamPartial) {
  const int bytes_requested = 3 * InputStreamImpl::kBufferSize;
  int bytes_read = 0;
  DoReadCountedStreamTest(bytes_requested + 32, bytes_requested, &bytes_read);
  EXPECT_EQ(bytes_requested, bytes_read);
}

TEST_F(InputStreamTest, ReadLargeStreamCompletely) {
  const int bytes_requested = 3 * InputStreamImpl::kBufferSize;
  int bytes_read = 0;
  DoReadCountedStreamTest(bytes_requested, bytes_requested, &bytes_read);
  EXPECT_EQ(bytes_requested, bytes_read);
}