base/win/enum_variant_unittest.cc - Issue 1446363003: Deleted OS_WIN and all Windows specific files from base.

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Issue 1446363003: Deleted OS_WIN and all Windows specific files from base. (Closed) Base URL: https://github.com/domokit/mojo.git@base_tests

Patch Set: Created 5 years, 1 month ago

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1 // Copyright (c) 2011 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/win/enum_variant.h"

6

7 #include "base/win/scoped_com_initializer.h"

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

9

10 namespace base {

11 namespace win {

12

13 TEST(EnumVariantTest, EmptyEnumVariant) {

14 ScopedCOMInitializer com_initializer;

15

16 EnumVariant* ev = new EnumVariant(0);

17 ev->AddRef();

18

19 IUnknown* iunknown;

20 EXPECT_TRUE(SUCCEEDED(

21 ev->QueryInterface(IID_IUnknown, reinterpret_cast<void**>(&iunknown))));

22 iunknown->Release();

23

24 IEnumVARIANT* ienumvariant;

25 EXPECT_TRUE(SUCCEEDED(

26 ev->QueryInterface(IID_IEnumVARIANT,

27 reinterpret_cast<void**>(&ienumvariant))));

28 EXPECT_EQ(ev, ienumvariant);

29 ienumvariant->Release();

30

31 VARIANT out_element;

32 ULONG out_received = 0;

33 EXPECT_EQ(S_FALSE, ev->Next(1, &out_element, &out_received));

34 EXPECT_EQ(0, out_received);

35

36 EXPECT_EQ(S_FALSE, ev->Skip(1));

37

38 EXPECT_EQ(S_OK, ev->Reset());

39

40 IEnumVARIANT* ev2 = NULL;

41 EXPECT_EQ(S_OK, ev->Clone(&ev2));

42

43 EXPECT_NE(static_cast<IEnumVARIANT*>(NULL), ev2);

44 EXPECT_NE(ev, ev2);

45 EXPECT_EQ(S_FALSE, ev2->Skip(1));

46 EXPECT_EQ(S_OK, ev2->Reset());

47

48 ULONG ev2_finalrefcount = ev2->Release();

49 EXPECT_EQ(0, ev2_finalrefcount);

50

51 ULONG ev_finalrefcount = ev->Release();

52 EXPECT_EQ(0, ev_finalrefcount);

53 }

54

55 TEST(EnumVariantTest, SimpleEnumVariant) {

56 ScopedCOMInitializer com_initializer;

57

58 EnumVariant* ev = new EnumVariant(3);

59 ev->AddRef();

60 ev->ItemAt(0)->vt = VT_I4;

61 ev->ItemAt(0)->lVal = 10;

62 ev->ItemAt(1)->vt = VT_I4;

63 ev->ItemAt(1)->lVal = 20;

64 ev->ItemAt(2)->vt = VT_I4;

65 ev->ItemAt(2)->lVal = 30;

66

67 // Get elements one at a time.

68 VARIANT out_element;

69 ULONG out_received = 0;

70 EXPECT_EQ(S_OK, ev->Next(1, &out_element, &out_received));

71 EXPECT_EQ(1, out_received);

72 EXPECT_EQ(VT_I4, out_element.vt);

73 EXPECT_EQ(10, out_element.lVal);

74 EXPECT_EQ(S_OK, ev->Skip(1));

75 EXPECT_EQ(S_OK, ev->Next(1, &out_element, &out_received));

76 EXPECT_EQ(1, out_received);

77 EXPECT_EQ(VT_I4, out_element.vt);

78 EXPECT_EQ(30, out_element.lVal);

79 EXPECT_EQ(S_FALSE, ev->Next(1, &out_element, &out_received));

80

81 // Reset and get all elements at once.

82 VARIANT out_elements[3];

83 EXPECT_EQ(S_OK, ev->Reset());

84 EXPECT_EQ(S_OK, ev->Next(3, out_elements, &out_received));

85 EXPECT_EQ(3, out_received);

86 EXPECT_EQ(VT_I4, out_elements[0].vt);

87 EXPECT_EQ(10, out_elements[0].lVal);

88 EXPECT_EQ(VT_I4, out_elements[1].vt);

89 EXPECT_EQ(20, out_elements[1].lVal);

90 EXPECT_EQ(VT_I4, out_elements[2].vt);

91 EXPECT_EQ(30, out_elements[2].lVal);

92 EXPECT_EQ(S_FALSE, ev->Next(1, &out_element, &out_received));

93

94 // Clone it.

95 IEnumVARIANT* ev2 = NULL;

96 EXPECT_EQ(S_OK, ev->Clone(&ev2));

97 EXPECT_TRUE(ev2 != NULL);

98 EXPECT_EQ(S_FALSE, ev->Next(1, &out_element, &out_received));

99 EXPECT_EQ(S_OK, ev2->Reset());

100 EXPECT_EQ(S_OK, ev2->Next(3, out_elements, &out_received));

101 EXPECT_EQ(3, out_received);

102 EXPECT_EQ(VT_I4, out_elements[0].vt);

103 EXPECT_EQ(10, out_elements[0].lVal);

104 EXPECT_EQ(VT_I4, out_elements[1].vt);

105 EXPECT_EQ(20, out_elements[1].lVal);

106 EXPECT_EQ(VT_I4, out_elements[2].vt);

107 EXPECT_EQ(30, out_elements[2].lVal);

108 EXPECT_EQ(S_FALSE, ev2->Next(1, &out_element, &out_received));

109

110 ULONG ev2_finalrefcount = ev2->Release();

111 EXPECT_EQ(0, ev2_finalrefcount);

112

113 ULONG ev_finalrefcount = ev->Release();

114 EXPECT_EQ(0, ev_finalrefcount);

115 }

116

117 } // namespace win

118 } // namespace base

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