Author: akhaldi
Date: Fri Dec 19 13:22:15 2014
New Revision: 65750

URL: http://svn.reactos.org/svn/reactos?rev=65750&view=rev
Log:
[SHLWAPI_WINETEST] Addendum to r65749.
CORE-7556

Modified:
    trunk/rostests/winetests/shlwapi/string.c

Modified: trunk/rostests/winetests/shlwapi/string.c
URL: 
http://svn.reactos.org/svn/reactos/trunk/rostests/winetests/shlwapi/string.c?rev=65750&r1=65749&r2=65750&view=diff
==============================================================================
--- trunk/rostests/winetests/shlwapi/string.c   [iso-8859-1] (original)
+++ trunk/rostests/winetests/shlwapi/string.c   [iso-8859-1] Fri Dec 19 
13:22:15 2014
@@ -53,6 +53,7 @@
 static DWORD   (WINAPI *pSHUnicodeToUnicode)(LPCWSTR,LPWSTR,int);
 static LPSTR   (WINAPI *pStrCatBuffA)(LPSTR,LPCSTR,INT);
 static LPWSTR  (WINAPI *pStrCatBuffW)(LPWSTR,LPCWSTR,INT);
+static DWORD   (WINAPI *pStrCatChainW)(LPWSTR,DWORD,DWORD,LPCWSTR);
 static LPSTR   (WINAPI *pStrCpyNXA)(LPSTR,LPCSTR,int);
 static LPWSTR  (WINAPI *pStrCpyNXW)(LPWSTR,LPCWSTR,int);
 static LPSTR   (WINAPI *pStrFormatByteSize64A)(LONGLONG,LPSTR,UINT);
@@ -1486,6 +1487,125 @@
     }
 }
 
+static void test_StrCatChainW(void)
+{
+    static const WCHAR deadbeefW[] = {'D','e','A','d','B','e','E','f',0};
+    static const WCHAR deadW[] = {'D','e','A','d',0};
+    static const WCHAR beefW[] = {'B','e','E','f',0};
+
+    WCHAR buf[32 + 1];
+    DWORD ret;
+
+    if (!pStrCatChainW)
+    {
+        win_skip("StrCatChainW is not available\n");
+        return;
+    }
+
+    /* Test with NULL buffer */
+    ret = pStrCatChainW(NULL, 0, 0, beefW);
+    ok(ret == 0, "Expected StrCatChainW to return 0, got %u\n", ret);
+
+    /* Test with empty buffer */
+    memset(buf, 0x11, sizeof(buf));
+    ret = pStrCatChainW(buf, 0, 0, beefW);
+    ok(ret == 0, "Expected StrCatChainW to return 0, got %u\n", ret);
+    ok(buf[0] == 0x1111, "Expected buf[0] = 0x1111, got %x\n", buf[0]);
+
+    memcpy(buf, deadbeefW, sizeof(deadbeefW));
+    ret = pStrCatChainW(buf, 0, -1, beefW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+
+    /* Append data to existing string with offset = -1 */
+    memset(buf, 0x11, sizeof(buf));
+    ret = pStrCatChainW(buf, 32, 0, deadW);
+    ok(ret == 4, "Expected StrCatChainW to return 4, got %u\n", ret);
+    ok(!memcmp(buf, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    ret = pStrCatChainW(buf, 32, -1, beefW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+
+    /* Append data at a fixed offset */
+    memset(buf, 0x11, sizeof(buf));
+    ret = pStrCatChainW(buf, 32, 0, deadW);
+    ok(ret == 4, "Expected StrCatChainW to return 4, got %u\n", ret);
+    ok(!memcmp(buf, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    ret = pStrCatChainW(buf, 32, 4, beefW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+
+    /* Buffer exactly sufficient for string + terminating null */
+    memset(buf, 0x11, sizeof(buf));
+    ret = pStrCatChainW(buf, 5, 0, deadW);
+    ok(ret == 4, "Expected StrCatChainW to return 4, got %u\n", ret);
+    ok(!memcmp(buf, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    /* Buffer too small, string will be truncated */
+    memset(buf, 0x11, sizeof(buf));
+    ret = pStrCatChainW(buf, 4, 0, deadW);
+    if (ret == 4)
+    {
+        /* Windows 2000 and XP uses a slightly different implementation
+         * for StrCatChainW, which doesn't ensure that strings are null-
+         * terminated. Skip test if we detect such an implementation. */
+        win_skip("Windows2000/XP behaviour detected for StrCatChainW, skipping 
tests\n");
+        return;
+    }
+    ok(ret == 3, "Expected StrCatChainW to return 3, got %u\n", ret);
+    ok(!memcmp(buf, deadW, 3 * sizeof(WCHAR)), "Buffer contains wrong data\n");
+    ok(!buf[3], "String is not nullterminated\n");
+    ok(buf[4] == 0x1111, "Expected buf[4] = 0x1111, got %x\n", buf[4]);
+
+    /* Overwrite part of an existing string */
+    ret = pStrCatChainW(buf, 4, 1, beefW);
+    ok(ret == 3, "Expected StrCatChainW to return 3, got %u\n", ret);
+    ok(buf[0] == 'D', "Expected buf[0] = 'D', got %x\n", buf[0]);
+    ok(buf[1] == 'B', "Expected buf[1] = 'B', got %x\n", buf[1]);
+    ok(buf[2] == 'e', "Expected buf[2] = 'e', got %x\n", buf[2]);
+    ok(!buf[3], "String is not nullterminated\n");
+    ok(buf[4] == 0x1111, "Expected buf[4] = 0x1111, got %x\n", buf[4]);
+
+    /* Test appending to full buffer */
+    memset(buf, 0x11, sizeof(buf));
+    memcpy(buf, deadbeefW, sizeof(deadbeefW));
+    memcpy(buf + 9, deadW, sizeof(deadW));
+    ret = pStrCatChainW(buf, 9, 8, beefW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+    ok(!memcmp(buf + 9, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    /* Offset points at the end of the buffer */
+    ret = pStrCatChainW(buf, 9, 9, beefW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+    ok(!memcmp(buf + 9, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    /* Offset points outside of the buffer */
+    ret = pStrCatChainW(buf, 9, 10, beefW);
+    ok(ret == 10, "Expected StrCatChainW to return 10, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+    ok(!memcmp(buf + 9, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+
+    /* The same but without nullterminated string */
+    memcpy(buf, deadbeefW, sizeof(deadbeefW));
+    ret = pStrCatChainW(buf, 5, -1, deadW);
+    ok(ret == 8, "Expected StrCatChainW to return 8, got %u\n", ret);
+    ok(!memcmp(buf, deadbeefW, sizeof(deadbeefW)), "Buffer contains wrong 
data\n");
+
+    ret = pStrCatChainW(buf, 5, 5, deadW);
+    ok(ret == 4, "Expected StrCatChainW to return 4, got %u\n", ret);
+    ok(!memcmp(buf, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+    ok(buf[5] == 'e', "Expected buf[5] = 'e', got %x\n", buf[5]);
+
+    ret = pStrCatChainW(buf, 5, 6, deadW);
+    ok(ret == 6, "Expected StrCatChainW to return 6, got %u\n", ret);
+    ok(!memcmp(buf, deadW, sizeof(deadW)), "Buffer contains wrong data\n");
+    ok(buf[5] == 'e', "Expected buf[5] = 'e', got %x\n", buf[5]);
+}
+
 START_TEST(string)
 {
   HMODULE hShlwapi;
@@ -1505,6 +1625,7 @@
   pSHUnicodeToUnicode = (void *)GetProcAddress(hShlwapi, (LPSTR)346);
   pStrCatBuffA = (void *)GetProcAddress(hShlwapi, "StrCatBuffA");
   pStrCatBuffW = (void *)GetProcAddress(hShlwapi, "StrCatBuffW");
+  pStrCatChainW = (void *)GetProcAddress(hShlwapi, "StrCatChainW");
   pStrCpyNXA = (void *)GetProcAddress(hShlwapi, (LPSTR)399);
   pStrCpyNXW = (void *)GetProcAddress(hShlwapi, (LPSTR)400);
   pStrChrNW = (void *)GetProcAddress(hShlwapi, "StrChrNW");
@@ -1570,6 +1691,7 @@
   test_StrStrIW();
   test_StrStrNW();
   test_StrStrNIW();
+  test_StrCatChainW();
 
   CoUninitialize();
 }


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