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kernel/tests: Some tests for WideCharToMultiByte.
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@ -25,6 +25,71 @@
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#include "winbase.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "winnls.h"
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static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
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static void test_destination_buffer(void)
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{
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LPSTR buffer;
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INT maxsize;
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INT needed;
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INT len;
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SetLastError(0xdeadbeef);
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needed = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, 0, NULL, NULL);
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ok( (needed > 0), "returned %d with 0x%lx/%ld (expected '> 0')\n",
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needed, GetLastError(), GetLastError());
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maxsize = needed*2;
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buffer = HeapAlloc(GetProcessHeap(), 0, maxsize);
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if (buffer == NULL) return;
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maxsize--;
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memset(buffer, 'x', maxsize);
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buffer[maxsize] = '\0';
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed+1, NULL, NULL);
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ok( (len > 0), "returned %d with 0x%lx/%ld and '%s' (expected '> 0')\n",
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len, GetLastError(), GetLastError(), buffer);
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memset(buffer, 'x', maxsize);
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buffer[maxsize] = '\0';
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed, NULL, NULL);
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ok( (len > 0), "returned %d with 0x%lx/%ld and '%s' (expected '> 0')\n",
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len, GetLastError(), GetLastError(), buffer);
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memset(buffer, 'x', maxsize);
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buffer[maxsize] = '\0';
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed-1, NULL, NULL);
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ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
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"returned %d with 0x%lx/%ld and '%s' (expected '0' with " \
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"ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), GetLastError(), buffer);
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memset(buffer, 'x', maxsize);
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buffer[maxsize] = '\0';
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 1, NULL, NULL);
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ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
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"returned %d with 0x%lx/%ld and '%s' (expected '0' with " \
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"ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), GetLastError(), buffer);
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 0, NULL, NULL);
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ok( (len > 0), "returned %d with 0x%lx/%ld (expected '> 0')\n",
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len, GetLastError(), GetLastError());
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SetLastError(0xdeadbeef);
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len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, needed, NULL, NULL);
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ok( !len && (GetLastError() == ERROR_INVALID_PARAMETER),
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"returned %d with 0x%lx/%ld (expected '0' with " \
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"ERROR_INVALID_PARAMETER)\n", len, GetLastError(), GetLastError());
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HeapFree(GetProcessHeap(), 0, buffer);
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}
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static void test_null_source(void)
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static void test_null_source(void)
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{
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{
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int len;
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int len;
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@ -53,7 +118,6 @@ static void test_negative_source_length(void)
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int len;
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int len;
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char buf[10];
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char buf[10];
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WCHAR bufW[10];
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WCHAR bufW[10];
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static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
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/* Test, whether any negative source length works as strlen() + 1 */
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/* Test, whether any negative source length works as strlen() + 1 */
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SetLastError( 0xdeadbeef );
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SetLastError( 0xdeadbeef );
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@ -84,6 +148,7 @@ static void test_overlapped_buffers(void)
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START_TEST(codepage)
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START_TEST(codepage)
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{
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{
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test_destination_buffer();
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test_null_source();
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test_null_source();
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test_negative_source_length();
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test_negative_source_length();
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test_overlapped_buffers();
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test_overlapped_buffers();
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