forked from microsoft/cppwinrt
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathcapture.cpp
More file actions
75 lines (61 loc) · 2.41 KB
/
capture.cpp
File metadata and controls
75 lines (61 loc) · 2.41 KB
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
#include "pch.h"
using namespace winrt;
using namespace Windows::Foundation;
struct DECLSPEC_UUID("5fb96f8d-409c-42a9-99a7-8a95c1459dbd") ICapture : ::IUnknown
{
virtual int32_t __stdcall GetValue() noexcept = 0;
virtual int32_t __stdcall CreateMemberCapture(int32_t value, GUID const& iid, void** object) noexcept = 0;
};
#ifdef __CRT_UUID_DECL
__CRT_UUID_DECL(ICapture, 0x5fb96f8d, 0x409c, 0x42a9, 0x99, 0xa7, 0x8a, 0x95, 0xc1, 0x45, 0x9d, 0xbd)
#endif
struct Capture : implements<Capture, ICapture, IStringable>
{
int32_t const m_value{};
Capture(int32_t value) :
m_value{ value }
{
}
hstring ToString()
{
return hstring{ std::to_wstring(m_value) };
}
int32_t __stdcall GetValue() noexcept override
{
return m_value;
}
int32_t __stdcall CreateMemberCapture(int32_t value, GUID const& iid, void** object) noexcept override
{
auto capture = make<Capture>(value);
return capture->QueryInterface(iid, object);
}
};
HRESULT __stdcall CreateNonMemberCapture(int value, GUID const& iid, void** object) noexcept
{
auto capture = make<Capture>(value);
return capture->QueryInterface(iid, object);
}
TEST_CASE("capture")
{
com_ptr<ICapture> a = capture<ICapture>(CreateNonMemberCapture, 10);
REQUIRE(a->GetValue() == 10);
a = nullptr;
a.capture(CreateNonMemberCapture, 20);
REQUIRE(a->GetValue() == 20);
com_ptr<ICapture> b = capture<ICapture>(a, &ICapture::CreateMemberCapture, 30);
REQUIRE(b->GetValue() == 30);
b = nullptr;
b.capture(a, &ICapture::CreateMemberCapture, 40);
REQUIRE(b->GetValue() == 40);
IStringable c = capture<IStringable>(CreateNonMemberCapture, 50);
REQUIRE(c.ToString() == L"50");
c = capture<IStringable>(a, &ICapture::CreateMemberCapture, 60);
REQUIRE(c.ToString() == L"60");
com_ptr<IDispatch> d;
REQUIRE_THROWS_AS(capture<IDispatch>(CreateNonMemberCapture, 0), hresult_no_interface);
REQUIRE_THROWS_AS(capture<IClosable>(CreateNonMemberCapture, 0), hresult_no_interface);
REQUIRE_THROWS_AS(d.capture(CreateNonMemberCapture, 0), hresult_no_interface);
REQUIRE_THROWS_AS(capture<IDispatch>(a, &ICapture::CreateMemberCapture, 0), hresult_no_interface);
REQUIRE_THROWS_AS(capture<IClosable>(a, &ICapture::CreateMemberCapture, 0), hresult_no_interface);
REQUIRE_THROWS_AS(d.capture(a, &ICapture::CreateMemberCapture, 0), hresult_no_interface);
}