Jeff Latimer : usp10: Add tests for ScriptStringCptoX and ScriptStringXtoCp for activation in later patches .
Module: wine Branch: master Commit: a8e5b9ae70ccc8d2425feedd46523e9451f7dd43 URL: http://source.winehq.org/git/wine.git/?a=commit;h=a8e5b9ae70ccc8d2425feedd46... Author: Jeff Latimer <lats(a)yless4u.com.au> Date: Tue Oct 24 19:04:10 2006 +1000 usp10: Add tests for ScriptStringCptoX and ScriptStringXtoCp for activation in later patches. --- dlls/usp10/tests/usp10.c | 178 +++++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 177 insertions(+), 1 deletions(-) diff --git a/dlls/usp10/tests/usp10.c b/dlls/usp10/tests/usp10.c index 4fde627..f9b1dec 100644 --- a/dlls/usp10/tests/usp10.c +++ b/dlls/usp10/tests/usp10.c @@ -700,6 +700,181 @@ static void test_ScriptString(void) } } +void test_ScriptStringXtoCP_CPtoX(HDC hdc) +{ +/***************************************************************************************** + * + * This test is for the ScriptStringXtoCP and ScriptStringXtoCP functions. Due to the + * nature of the fonts between Windows and Wine, the test is implemented by generating + * values using one one function then checking the output of the second. In this way + * the validity of the functions is established using Windows as a base and confirming + * similar behaviour in wine. + */ + + HRESULT hr; + WCHAR teststr1[] = {'T', 'e', 's', 't', 'e', '1', '2', ' ', 'a', '\0'}; + void *String = (WCHAR *) &teststr1; /* ScriptStringAnalysis needs void */ + int String_len = (sizeof(teststr1)/sizeof(WCHAR))-1; + int Glyphs = String_len * 2 + 16; /* size of buffer as recommended */ + int Charset = -1; /* unicode */ + DWORD Flags = SSA_GLYPHS; + int ReqWidth = 100; + SCRIPT_CONTROL Control; + SCRIPT_STATE State; + SCRIPT_TABDEF Tabdef; + const BYTE InClass = 0; + SCRIPT_STRING_ANALYSIS ssa = NULL; + + int Ch; /* Character position in string */ + int iTrailing; + int Cp; /* Character position in string */ + int X; + BOOL fTrailing; + + LOGFONTA lf; + HFONT zfont; + + lstrcpyA(lf.lfFaceName, "Symbol"); + lf.lfHeight = 10; + lf.lfCharSet = 0; + lf.lfItalic = 0; + lf.lfEscapement = 0; + lf.lfOrientation = 0; + lf.lfUnderline = 0; + lf.lfStrikeOut = 0; + lf.lfWeight = 400; + lf.lfWidth = 0; + lf.lfPitchAndFamily = 0; + + zfont = (HFONT) SelectObject(hdc, CreateFontIndirectA(&lf)); + + /* Test with hdc, this should be a valid test + * Here we generrate an SCRIPT_STRING_ANALYSIS that will be used as input to the + * following character positions to X and X to character position functions. + */ + hr = ScriptStringAnalyse( hdc, String, String_len, Glyphs, Charset, Flags, + ReqWidth, &Control, &State, NULL, &Tabdef, + &InClass, &ssa); + todo_wine ok(hr == S_OK, "ScriptStringAnalyse should return S_OK not %08x\n", hr); + todo_wine ok(ssa != NULL, "ScriptStringAnalyse ssa should not be NULL\n"); + if (hr == 0) + { + /* + * Loop to generate character positions to provide starting positions for the + * ScriptStringCPtoX and ScriptStringXtoCP functions + */ + for (Cp = 0; Cp < String_len; Cp++) + { + /* The fTrailing flag is used to indicate whether the X being returned is at + * the beginning or the end of the character. What happens here is that if + * fTrailing indicates the end of the character, ie. FALSE, then ScriptStringXtoCP + * returns the beginning of the next character and iTrailing is FALSE. So for this + * loop iTrailing will be FALSE in both cases. + */ + fTrailing = FALSE; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == S_OK, "ScriptStringCPtoX should return S_OK not %08x\n", hr); + hr = ScriptStringXtoCP(ssa, X, &Ch, &iTrailing); + todo_wine ok(hr == S_OK, "ScriptStringXtoCP should return S_OK not %08x\n", hr); + todo_wine ok(Cp == Ch, "ScriptStringXtoCP should return Ch = %d not %d for X = %d\n", Cp, Ch, X); + todo_wine ok(iTrailing == FALSE, "ScriptStringXtoCP should return iTrailing = 0 not %d for X = %d\n", + iTrailing, X); + fTrailing = TRUE; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == S_OK, "ScriptStringCPtoX should return S_OK not %08x\n", hr); + hr = ScriptStringXtoCP(ssa, X, &Ch, &iTrailing); + todo_wine ok(hr == S_OK, "ScriptStringXtoCP should return S_OK not %08x\n", hr); + + /* + * Check that character position returned by ScriptStringXtoCP in Ch matches the + * one input to ScriptStringCPtoX. This means that the Cp to X position and back + * again works + */ + todo_wine ok(Cp + 1 == Ch, "ScriptStringXtoCP should return Ch = %d not %d for X = %d\n", Cp + 1, Ch, X); + todo_wine ok(iTrailing == FALSE, "ScriptStringXtoCP should return iTrailing = 0 not %d for X = %d\n", + iTrailing, X); + } + + /* + * This test is to check that if the X position is just inside the trailing edge of the + * character then iTrailing will indicate the trailing edge, ie. TRUE + */ + fTrailing = TRUE; + Cp = 3; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == S_OK, "ScriptStringCPtoX should return S_OK not %08x\n", hr); + X--; /* put X just inside the trailing edge */ + hr = ScriptStringXtoCP(ssa, X, &Ch, &iTrailing); + todo_wine ok(hr == S_OK, "ScriptStringXtoCP should return S_OK not %08x\n", hr); + todo_wine ok(Cp == Ch, "ScriptStringXtoCP should return Ch = %d not %d for X = %d\n", Cp, Ch, X); + todo_wine ok(iTrailing == TRUE, "ScriptStringXtoCP should return iTrailing = 1 not %d for X = %d\n", + iTrailing, X); + + /* + * This test is to check that if the X position is just outside the trailing edge of the + * character then iTrailing will indicate the leading edge, ie. FALSE, and Ch will indicate + * the next character, ie. Cp + 1 + */ + fTrailing = TRUE; + Cp = 3; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == S_OK, "ScriptStringCPtoX should return S_OK not %08x\n", hr); + X++; /* put X just outside the trailing edge */ + hr = ScriptStringXtoCP(ssa, X, &Ch, &iTrailing); + todo_wine ok(hr == S_OK, "ScriptStringXtoCP should return S_OK not %08x\n", hr); + todo_wine ok(Cp + 1 == Ch, "ScriptStringXtoCP should return Ch = %d not %d for X = %d\n", Cp + 1, Ch, X); + todo_wine ok(iTrailing == FALSE, "ScriptStringXtoCP should return iTrailing = 0 not %d for X = %d\n", + iTrailing, X); + + /* + * This test is to check that if the X position is just outside the leading edge of the + * character then iTrailing will indicate the trailing edge, ie. TRUE, and Ch will indicate + * the next character down , ie. Cp - 1 + */ + fTrailing = FALSE; + Cp = 3; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == S_OK, "ScriptStringCPtoX should return S_OK not %08x\n", hr); + X--; /* put X just outside the leading edge */ + hr = ScriptStringXtoCP(ssa, X, &Ch, &iTrailing); + todo_wine ok(hr == S_OK, "ScriptStringXtoCP should return S_OK not %08x\n", hr); + todo_wine ok(Cp - 1 == Ch, "ScriptStringXtoCP should return Ch = %d not %d for X = %d\n", Cp - 1, Ch, X); + todo_wine ok(iTrailing == TRUE, "ScriptStringXtoCP should return iTrailing = 1 not %d for X = %d\n", + iTrailing, X); + + /* + * Cleanup the the SSA for the next round of tests + */ + hr = ScriptStringFree(&ssa); + todo_wine ok(hr == S_OK, "ScriptStringFree should return S_OK not %08x\n", hr); + + /* + * Test to see that exceeding the number of chars returns E_INVALIDARG. First + * generate an SSA for the subsequent tests. + */ + hr = ScriptStringAnalyse( hdc, String, String_len, Glyphs, Charset, Flags, + ReqWidth, &Control, &State, NULL, &Tabdef, + &InClass, &ssa); + todo_wine ok(hr == S_OK, "ScriptStringAnalyse should return S_OK not %08x\n", hr); + + /* + * When ScriptStringCPtoX is called with a character position Cp that exceeds the + * string length, return E_INVALIDARG. This also invalidates the ssa so a + * ScriptStringFree should also fail. + */ + fTrailing = FALSE; + Cp = String_len + 1; + hr = ScriptStringCPtoX(ssa, Cp, fTrailing, &X); + todo_wine ok(hr == E_INVALIDARG, "ScriptStringCPtoX should return E_INVALIDARG not %08x\n", hr); + + hr = ScriptStringFree(&ssa); + /* + * ScriptStringCPtoX should free ssa, hence ScriptStringFree should fail + */ + todo_wine ok(hr == E_INVALIDARG, "ScriptStringFree should return E_INVALIDARG not %08x\n", hr); + } +} + void test_ScriptCacheGetHeight(HDC hdc) { HRESULT hr; @@ -1078,8 +1253,9 @@ START_TEST(usp10) test_ScriptTextOut(); test_ScriptXtoX(); test_ScriptString(); - test_ScriptLayout(); + test_ScriptStringXtoCP_CPtoX(hdc); + test_ScriptLayout(); test_digit_substitution(); ReleaseDC(hwnd, hdc);
participants (1)
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Alexandre Julliard