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reactos/modules/rostests/apitests/atl/CComVariant.cpp
Amine Khaldi 823270e608 [ATL_APITEST] Add a PCH.
2017-12-21 13:31:24 +01:00

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/*
* PROJECT: ReactOS api tests
* LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
* PURPOSE: Test for CComVariant
* PROGRAMMER: Mark Jansen
*/
/* In case we are building against the MS headers, we need to disable assertions. */
#define ATLASSERT(x)
#define _ATL_NO_VARIANT_THROW
#include <apitest.h>
#include <atlbase.h>
void expect_bool_imp(const CComVariant& ccv, bool value)
{
winetest_ok(V_VT(&ccv) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&ccv));
VARIANT_BOOL expected = (value ? VARIANT_TRUE : VARIANT_FALSE);
winetest_ok(V_BOOL(&ccv) == expected, "Expected value to be %u, was: %u\n", expected, V_BOOL(&ccv));
}
void expect_int_imp(const CComVariant& ccv, int value, unsigned short type)
{
winetest_ok(V_VT(&ccv) == type, "Expected .vt to be %u, was %u\n", type, V_VT(&ccv));
winetest_ok(V_I4(&ccv) == value, "Expected value to be %d, was: %ld\n", value, V_I4(&ccv));
}
void expect_uint_imp(const CComVariant& ccv, unsigned int value, unsigned short type)
{
winetest_ok(V_VT(&ccv) == type, "Expected .vt to be %u, was %u\n", type, V_VT(&ccv));
winetest_ok(V_UI4(&ccv) == value, "Expected value to be %u, was: %lu\n", value, V_UI4(&ccv));
}
void expect_double_imp(const CComVariant& ccv, double value, unsigned short type)
{
winetest_ok(V_VT(&ccv) == type, "Expected .vt to be %u, was %u\n", type, V_VT(&ccv));
winetest_ok(V_R8(&ccv) == value, "Expected value to be %f, was: %f\n", value, V_R8(&ccv));
}
void expect_error_imp(const CComVariant& ccv, SCODE value)
{
winetest_ok(V_VT(&ccv) == VT_ERROR, "Expected .vt to be VT_ERROR, was %u\n", V_VT(&ccv));
winetest_ok(V_ERROR(&ccv) == value, "Expected value to be %lx, was: %lx\n", value, V_ERROR(&ccv));
}
void expect_empty_imp(const CComVariant& ccv)
{
winetest_ok(V_VT(&ccv) == VT_EMPTY, "Expected .vt to be VT_EMPTY, was %u\n", V_VT(&ccv));
winetest_ok(V_I8(&ccv) == 0ll, "Expected value to be 0, was: %I64d\n", V_I8(&ccv));
}
#define expect_bool (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_bool_imp
#define expect_int (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_int_imp
#define expect_uint (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_uint_imp
#define expect_double (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_double_imp
#define expect_error (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_error_imp
#define expect_empty (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : expect_empty_imp
static void test_construction()
{
{
CComVariant empty;
expect_empty(empty);
}
{
CComBSTR bstr(L"TESTW");
CComVariant olestr((LPCOLESTR)bstr), comstr(bstr);
ok(V_VT(&olestr) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&olestr));
ok(!wcscmp(V_BSTR(&olestr), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&olestr)));
ok(V_VT(&comstr) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&comstr));
ok(!wcscmp(V_BSTR(&comstr), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&comstr)));
}
{
CComVariant cstr((LPCSTR)"TESTA");
ok(V_VT(&cstr) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&cstr));
ok(!wcscmp(V_BSTR(&cstr), L"TESTA"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&cstr)));
}
{
CComVariant trueVal(true), falseVal(false);
ok(V_VT(&trueVal) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&trueVal));
ok(V_BOOL(&trueVal) == VARIANT_TRUE, "Expected value to be VARIANT_TRUE, was: %u\n", V_BOOL(&trueVal));
ok(V_VT(&falseVal) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&falseVal));
ok(V_BOOL(&falseVal) == VARIANT_FALSE, "Expected value to be VARIANT_TRUE, was: %u\n", V_BOOL(&falseVal));
}
{
CComVariant b1((BYTE)33);
ok(V_VT(&b1) == VT_UI1, "Expected .vt to be VT_UI1, was %u\n", V_VT(&b1));
ok(V_UI1(&b1) == (BYTE)33, "Expected value to be 33, was: %u\n", V_UI1(&b1));
}
{
CComVariant c1((char)33);
ok(V_VT(&c1) == VT_I1, "Expected .vt to be VT_I1, was %u\n", V_VT(&c1));
ok(V_I1(&c1) == (char)33, "Expected value to be 33, was: %d\n", V_I1(&c1));
}
{
CComVariant s1((short)12345);
ok(V_VT(&s1) == VT_I2, "Expected .vt to be VT_I2, was %u\n", V_VT(&s1));
ok(V_I2(&s1) == (short)12345, "Expected value to be 12345, was: %d\n", V_I1(&s1));
}
{
CComVariant us1((unsigned short)12345);
ok(V_VT(&us1) == VT_UI2, "Expected .vt to be VT_UI2, was %u\n", V_VT(&us1));
ok(V_UI2(&us1) == (unsigned short)12345, "Expected value to be 12345, was: %u\n", V_UI2(&us1));
}
{
CComVariant i1((int)4, VT_I4), i2((int)3, VT_INT), i3((int)2, VT_I2), i4((int)1);
expect_int(i1, 4, VT_I4);
expect_int(i2, 3, VT_INT);
expect_error(i3, E_INVALIDARG);
expect_int(i4, 1, VT_I4);
}
{
CComVariant ui1((unsigned int)4, VT_UI4), ui2((unsigned int)3, VT_UINT), ui3((unsigned int)2, VT_UI2), ui4((unsigned int)1);
expect_uint(ui1, 4, VT_UI4);
expect_uint(ui2, 3, VT_UINT);
expect_error(ui3, E_INVALIDARG);
expect_uint(ui4, 1, VT_UI4);
}
{
CComVariant l1((long)4, VT_I4), l2((long)3, VT_INT), l3((long)2, VT_ERROR), l4((long)1);
expect_int(l1, 4, VT_I4);
expect_error(l2, E_INVALIDARG);
expect_error(l3, 2);
expect_int(l4, 1, VT_I4);
}
{
CComVariant ul1((unsigned long)33);
expect_uint(ul1, 33, VT_UI4);
}
{
CComVariant f1(3.4f);
ok(V_VT(&f1) == VT_R4, "Expected .vt to be VT_R4, was %u\n", V_VT(&f1));
ok(V_R4(&f1) == 3.4f, "Expected value to be 3.4f, was: %f\n", V_R4(&f1));
}
{
CComVariant d1(3.4, VT_R8), d2(3.4, VT_DATE), d3(8.8, VT_I1), d4(1.9);
expect_double(d1, 3.4, VT_R8);
expect_double(d2, 3.4, VT_DATE);
expect_error(d3, E_INVALIDARG);
expect_double(d4, 1.9, VT_R8);
}
{
LONGLONG lv = 12030912309123ll;
CComVariant l1(lv);
ok(V_VT(&l1) == VT_I8, "Expected .vt to be VT_I8, was %u\n", V_VT(&l1));
ok(V_I8(&l1) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_I8(&l1)));
}
{
ULONGLONG lv = 12030912309123ull;
CComVariant l1(lv);
ok(V_VT(&l1) == VT_UI8, "Expected .vt to be VT_UI8, was %u\n", V_VT(&l1));
ok(V_UI8(&l1) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_UI8(&l1)));
}
{
CY cy;
cy.int64 = 12030912309123ll;
CComVariant c1(cy);
ok(V_VT(&c1) == VT_CY, "Expected .vt to be VT_CY, was %u\n", V_VT(&c1));
ok(V_CY(&c1).int64 == cy.int64, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(cy.int64), wine_dbgstr_longlong(V_CY(&c1).int64));
}
// IDispatch
// IUnknown
}
static void test_copyconstructor()
{
{
CComVariant empty;
CComVariant empty2(empty);
expect_empty(empty2);
}
{
CComBSTR bstr(L"TESTW");
CComVariant olestr((LPCOLESTR)bstr);
CComVariant olestr2(olestr);
ok(V_VT(&olestr2) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&olestr2));
ok(!wcscmp(V_BSTR(&olestr2), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&olestr2)));
}
{
CComVariant trueVal(true);
CComVariant trueVal2(trueVal);
ok(V_VT(&trueVal2) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&trueVal2));
ok(V_BOOL(&trueVal2) == VARIANT_TRUE, "Expected value to be VARIANT_TRUE, was: %u\n", V_BOOL(&trueVal2));
}
{
CComVariant b1((BYTE)33);
CComVariant b2(b1);
ok(V_VT(&b2) == VT_UI1, "Expected .vt to be VT_UI1, was %u\n", V_VT(&b2));
ok(V_UI1(&b2) == (BYTE)33, "Expected value to be 33, was: %u\n", V_UI1(&b2));
}
{
CComVariant c1((char)33);
CComVariant c2(c1);
ok(V_VT(&c2) == VT_I1, "Expected .vt to be VT_I1, was %u\n", V_VT(&c2));
ok(V_I1(&c2) == (char)33, "Expected value to be 33, was: %d\n", V_I1(&c2));
}
{
CComVariant s1((short)12345);
CComVariant s2(s1);
ok(V_VT(&s2) == VT_I2, "Expected .vt to be VT_I2, was %u\n", V_VT(&s2));
ok(V_I2(&s2) == (short)12345, "Expected value to be 12345, was: %d\n", V_I1(&s2));
}
{
CComVariant us1((unsigned short)12345);
CComVariant us2(us1);
ok(V_VT(&us2) == VT_UI2, "Expected .vt to be VT_UI2, was %u\n", V_VT(&us2));
ok(V_UI2(&us2) == (unsigned short)12345, "Expected value to be 12345, was: %u\n", V_UI2(&us2));
}
{
CComVariant i1((int)4, VT_I4);
CComVariant i2(i1);
expect_int(i2, 4, VT_I4);
}
{
CComVariant ui1((unsigned int)4, VT_UI4);
CComVariant ui2(ui1);
expect_uint(ui2, 4, VT_UI4);
}
{
CComVariant l1((long)4, VT_I4);
CComVariant l2(l1);
expect_uint(l2, 4, VT_I4);
}
{
CComVariant ul1((unsigned long)33);
CComVariant ul2(ul1);
expect_uint(ul2, 33, VT_UI4);
}
{
CComVariant f1(3.4f);
CComVariant f2(f1);
ok(V_VT(&f2) == VT_R4, "Expected .vt to be VT_R4, was %u\n", V_VT(&f2));
ok(V_R4(&f2) == 3.4f, "Expected value to be 3.4f, was: %f\n", V_R4(&f2));
}
{
CComVariant d1(3.4, VT_R8);
CComVariant d2(d1);
expect_double(d2, 3.4, VT_R8);
}
{
LONGLONG lv = 12030912309123ll;
CComVariant l1(lv);
CComVariant l2(l1);
ok(V_VT(&l2) == VT_I8, "Expected .vt to be VT_I8, was %u\n", V_VT(&l2));
ok(V_I8(&l2) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_I8(&l2)));
}
{
ULONGLONG lv = 12030912309123ull;
CComVariant l1(lv);
CComVariant l2(l1);
ok(V_VT(&l2) == VT_UI8, "Expected .vt to be VT_UI8, was %u\n", V_VT(&l2));
ok(V_UI8(&l2) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_UI8(&l2)));
}
{
CY cy;
cy.int64 = 12030912309123ll;
CComVariant c1(cy);
CComVariant c2(c1);
ok(V_VT(&c2) == VT_CY, "Expected .vt to be VT_I8, was %u\n", V_VT(&c2));
ok(V_CY(&c2).int64 == cy.int64, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(cy.int64), wine_dbgstr_longlong(V_CY(&c2).int64));
}
// IDispatch
// IUnknown
}
static void test_assign()
{
{
CComVariant empty;
CComVariant empty2 = empty;
expect_empty(empty2);
}
{
CComBSTR bstr(L"TESTW");
CComVariant olestr = (LPCOLESTR)bstr;
ok(V_VT(&olestr) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&olestr));
ok(!wcscmp(V_BSTR(&olestr), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&olestr)));
CComVariant olestr2 = olestr;
ok(V_VT(&olestr2) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&olestr2));
ok(!wcscmp(V_BSTR(&olestr2), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&olestr2)));
}
{
CComVariant trueVal = true;
ok(V_VT(&trueVal) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&trueVal));
ok(V_BOOL(&trueVal) == VARIANT_TRUE, "Expected value to be VARIANT_TRUE, was: %u\n", V_BOOL(&trueVal));
CComVariant trueVal2 = trueVal;
ok(V_VT(&trueVal2) == VT_BOOL, "Expected .vt to be BOOL, was %u\n", V_VT(&trueVal2));
ok(V_BOOL(&trueVal2) == VARIANT_TRUE, "Expected value to be VARIANT_TRUE, was: %u\n", V_BOOL(&trueVal2));
}
{
CComVariant b1 = (BYTE)33;
ok(V_VT(&b1) == VT_UI1, "Expected .vt to be VT_UI1, was %u\n", V_VT(&b1));
ok(V_UI1(&b1) == (BYTE)33, "Expected value to be 33, was: %u\n", V_UI1(&b1));
CComVariant b2 = b1;
ok(V_VT(&b2) == VT_UI1, "Expected .vt to be VT_UI1, was %u\n", V_VT(&b2));
ok(V_UI1(&b2) == (BYTE)33, "Expected value to be 33, was: %u\n", V_UI1(&b2));
}
{
CComVariant c1 = (char)33;
ok(V_VT(&c1) == VT_I1, "Expected .vt to be VT_I1, was %u\n", V_VT(&c1));
ok(V_I1(&c1) == (char)33, "Expected value to be 33, was: %d\n", V_I1(&c1));
CComVariant c2 = c1;
ok(V_VT(&c2) == VT_I1, "Expected .vt to be VT_I1, was %u\n", V_VT(&c2));
ok(V_I1(&c2) == (char)33, "Expected value to be 33, was: %d\n", V_I1(&c2));
}
{
CComVariant s1 = (short)12345;
ok(V_VT(&s1) == VT_I2, "Expected .vt to be VT_I2, was %u\n", V_VT(&s1));
ok(V_I2(&s1) == (short)12345, "Expected value to be 12345, was: %d\n", V_I1(&s1));
CComVariant s2 = s1;
ok(V_VT(&s2) == VT_I2, "Expected .vt to be VT_I2, was %u\n", V_VT(&s2));
ok(V_I2(&s2) == (short)12345, "Expected value to be 12345, was: %d\n", V_I1(&s2));
}
{
CComVariant us1 = (unsigned short)12345;
ok(V_VT(&us1) == VT_UI2, "Expected .vt to be VT_UI2, was %u\n", V_VT(&us1));
ok(V_UI2(&us1) == (unsigned short)12345, "Expected value to be 12345, was: %u\n", V_UI2(&us1));
CComVariant us2 = us1;
ok(V_VT(&us2) == VT_UI2, "Expected .vt to be VT_UI2, was %u\n", V_VT(&us2));
ok(V_UI2(&us2) == (unsigned short)12345, "Expected value to be 12345, was: %u\n", V_UI2(&us2));
}
{
CComVariant i1 = (int)4;
expect_int(i1, 4, VT_I4);
CComVariant i2 = i1;
expect_int(i2, 4, VT_I4);
}
{
CComVariant ui1 = (unsigned int)4;
expect_uint(ui1, 4, VT_UI4);
CComVariant ui2 = ui1;
expect_uint(ui2, 4, VT_UI4);
}
{
CComVariant l1 = (long)4;
expect_uint(l1, 4, VT_I4);
CComVariant l2 = l1;
expect_uint(l2, 4, VT_I4);
}
{
CComVariant ul1 = (unsigned long)33;
expect_uint(ul1, 33, VT_UI4);
CComVariant ul2 = ul1;
expect_uint(ul2, 33, VT_UI4);
}
{
CComVariant f1 = 3.4f;
ok(V_VT(&f1) == VT_R4, "Expected .vt to be VT_R4, was %u\n", V_VT(&f1));
ok(V_R4(&f1) == 3.4f, "Expected value to be 3.4f, was: %f\n", V_R4(&f1));
CComVariant f2 = f1;
ok(V_VT(&f2) == VT_R4, "Expected .vt to be VT_R4, was %u\n", V_VT(&f2));
ok(V_R4(&f2) == 3.4f, "Expected value to be 3.4f, was: %f\n", V_R4(&f2));
}
{
CComVariant d1 = 3.4;
expect_double(d1, 3.4, VT_R8);
CComVariant d2 = d1;
expect_double(d2, 3.4, VT_R8);
}
{
LONGLONG lv = 12030912309123ll;
CComVariant l1 = lv;
ok(V_VT(&l1) == VT_I8, "Expected .vt to be VT_I8, was %u\n", V_VT(&l1));
ok(V_I8(&l1) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_I8(&l1)));
CComVariant l2 = l1;
ok(V_VT(&l2) == VT_I8, "Expected .vt to be VT_I8, was %u\n", V_VT(&l2));
ok(V_I8(&l2) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_I8(&l2)));
}
{
ULONGLONG lv = 12030912309123ull;
CComVariant l1 = lv;
ok(V_VT(&l1) == VT_UI8, "Expected .vt to be VT_UI8, was %u\n", V_VT(&l1));
ok(V_UI8(&l1) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_UI8(&l1)));
CComVariant l2 = l1;
ok(V_VT(&l2) == VT_UI8, "Expected .vt to be VT_UI8, was %u\n", V_VT(&l2));
ok(V_UI8(&l2) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_UI8(&l2)));
}
{
CY cy;
cy.int64 = 12030912309123ll;
CComVariant c1 = cy;
ok(V_VT(&c1) == VT_CY, "Expected .vt to be VT_I8, was %u\n", V_VT(&c1));
ok(V_CY(&c1).int64 == cy.int64, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(cy.int64), wine_dbgstr_longlong(V_CY(&c1).int64));
CComVariant c2 = c1;
ok(V_VT(&c2) == VT_CY, "Expected .vt to be VT_I8, was %u\n", V_VT(&c2));
ok(V_CY(&c2).int64 == cy.int64, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(cy.int64), wine_dbgstr_longlong(V_CY(&c2).int64));
}
// IDispatch
// IUnknown
}
static void test_misc()
{
HRESULT hr;
{
CComVariant empty;
hr = empty.Clear();
ok(SUCCEEDED(hr), "Expected .Clear() to succeed, but it failed: 0x%lx\n", hr);
expect_empty(empty);
}
{
CComBSTR bstr(L"TESTW");
CComVariant olestr((LPCOLESTR)bstr), empty;
hr = empty.Copy(&olestr); // VARIANT*
ok(SUCCEEDED(hr), "Expected .Copy() to succeed, but it failed: 0x%lx\n", hr);
ok(V_VT(&empty) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&empty));
ok(!wcscmp(V_BSTR(&empty), L"TESTW"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&empty)));
/* Clear does not null out the rest, it just sets .vt! */
hr = olestr.Clear();
ok(SUCCEEDED(hr), "Expected .Clear() to succeed, but it failed: 0x%lx\n", hr);
ok(V_VT(&olestr) == VT_EMPTY, "Expected .vt to be VT_EMPTY, was %u\n", V_VT(&olestr));
}
{
CComVariant d1(3.4, VT_R8), empty;
hr = empty.Copy(&d1);
ok(SUCCEEDED(hr), "Expected .Copy() to succeed, but it failed: 0x%lx\n", hr);
expect_double(empty, 3.4, VT_R8);
}
{
LONGLONG lv = 12030912309123ll;
CComVariant l1(lv);
CComVariant empty;
hr = empty.Copy(&l1);
ok(SUCCEEDED(hr), "Expected .Copy() to succeed, but it failed: 0x%lx\n", hr);
ok(V_VT(&empty) == VT_I8, "Expected .vt to be VT_I8, was %u\n", V_VT(&empty));
ok(V_I8(&empty) == lv, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(lv), wine_dbgstr_longlong(V_I8(&empty)));
}
{
CY cy;
cy.int64 = 12030912309123ll;
CComVariant c1(cy);
CComVariant empty;
hr = empty.Copy(&c1);
ok(SUCCEEDED(hr), "Expected .Copy() to succeed, but it failed: 0x%lx\n", hr);
ok(V_VT(&empty) == VT_CY, "Expected .vt to be VT_I8, was %u\n", V_VT(&empty));
ok(V_CY(&empty).int64 == cy.int64, "Expected value to be %s, was: %s\n", wine_dbgstr_longlong(cy.int64), wine_dbgstr_longlong(V_CY(&empty).int64));
}
{
CComVariant var = (int)333;
CComVariant var2;
// var2 = var changed to bstr
HRESULT hr = var2.ChangeType(VT_BSTR, &var);
ok(SUCCEEDED(hr), "Expected .ChangeType() to succeed, but it failed: 0x%lx\n", hr);
expect_int(var, 333, VT_I4);
ok(V_VT(&var2) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&var2));
ok(!wcscmp(V_BSTR(&var2), L"333"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&var2)));
// change in place
hr = var.ChangeType(VT_BSTR);
ok(SUCCEEDED(hr), "Expected .ChangeType() to succeed, but it failed: 0x%lx\n", hr);
ok(V_VT(&var) == VT_BSTR, "Expected .vt to be VT_LPWSTR, was %u\n", V_VT(&var));
ok(!wcscmp(V_BSTR(&var), L"333"), "Expected value to be L\"TESTW\", was: %s\n", wine_dbgstr_w(V_BSTR(&var)));
}
}
START_TEST(CComVariant)
{
test_construction();
test_copyconstructor();
test_assign();
test_misc();
}
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