File: view_prop_unittest.cc

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (73 lines) | stat: -rw-r--r-- 2,266 bytes parent folder | download | duplicates (9)
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
// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/base/view_prop.h"

#include <memory>

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

namespace {
const char kKey1[] = "key_1";
const char kKey2[] = "key_2";
}  // namespace

namespace ui {

// Test a handful of viewprop assertions.
TEST(ViewPropTest, Basic) {
  gfx::AcceleratedWidget nv1 = reinterpret_cast<gfx::AcceleratedWidget>(1);
  gfx::AcceleratedWidget nv2 = reinterpret_cast<gfx::AcceleratedWidget>(2);

  void* data1 = reinterpret_cast<void*>(11);
  void* data2 = reinterpret_cast<void*>(12);

  // Initial value for a new view/key pair should be NULL.
  EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));

  {
    // Register a value for a view/key pair.
    ViewProp prop(nv1, kKey1, data1);
    EXPECT_EQ(data1, ViewProp::GetValue(nv1, kKey1));
  }

  // The property fell out of scope, so the value should now be NULL.
  EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));

  {
    // Register a value for a view/key pair.
    std::unique_ptr<ViewProp> v1(new ViewProp(nv1, kKey1, data1));
    EXPECT_EQ(data1, ViewProp::GetValue(nv1, kKey1));

    // Register a value for the same view/key pair.
    std::unique_ptr<ViewProp> v2(new ViewProp(nv1, kKey1, data2));
    // The new value should take over.
    EXPECT_EQ(data2, ViewProp::GetValue(nv1, kKey1));

    // Null out the first ViewProp, which should NULL out the value.
    v1.reset(NULL);
    EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));
  }

  // The property fell out of scope, so the value should now be NULL.
  EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));

  {
    // Register a value for a view/key pair.
    std::unique_ptr<ViewProp> v1(new ViewProp(nv1, kKey1, data1));
    std::unique_ptr<ViewProp> v2(new ViewProp(nv2, kKey2, data2));
    EXPECT_EQ(data1, ViewProp::GetValue(nv1, kKey1));
    EXPECT_EQ(data2, ViewProp::GetValue(nv2, kKey2));

    v1.reset(NULL);
    EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));
    EXPECT_EQ(data2, ViewProp::GetValue(nv2, kKey2));

    v2.reset(NULL);
    EXPECT_EQ(NULL, ViewProp::GetValue(nv1, kKey1));
    EXPECT_EQ(NULL, ViewProp::GetValue(nv2, kKey2));
  }
}

}  // namespace ui