Akihiro Sagawa : usp10/tests: Add advance width tests with CJK bitmap font.

[Alexandre Julliard]

Module: wine
Branch: stable
Commit: 5b810ec3bd26d76543291e662f6d3cc9c036edae
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=5b810ec3bd26d76543291e662f6d3cc9c036edae

Author: Akihiro Sagawa <sagawa.aki at gmail.com>
Date:   Thu Jun 13 23:50:23 2019 +0900

usp10/tests: Add advance width tests with CJK bitmap font.

We should use associated glyph's advance width instead of the default one.
Because, when using CJK bitmap system font, full-width character
(e.g. Hiragana) is rendered with associated font. The glyph is different from
the default glyph.

Signed-off-by: Akihiro Sagawa <sagawa.aki at gmail.com>
Signed-off-by: Aric Stewart <aric at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
(cherry picked from commit 9dabf7b013ea7c12a93d665d514ce15560c2f991)
Signed-off-by: Michael Stefaniuc <mstefani at winehq.org>

---

 dlls/usp10/tests/usp10.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/dlls/usp10/tests/usp10.c b/dlls/usp10/tests/usp10.c
index e907c8c40a..cfd481937a 100644
--- a/dlls/usp10/tests/usp10.c
+++ b/dlls/usp10/tests/usp10.c
@@ -2091,6 +2091,7 @@ static void test_ScriptShape(HDC hdc)
 static void test_ScriptPlace(HDC hdc)
 {
     static const WCHAR test1[] = {'t', 'e', 's', 't',0};
+    static const WCHAR test2[] = {0x3044, 0x308d, 0x306f,0}; /* Hiragana, Iroha */
     BOOL ret;
     HRESULT hr;
     SCRIPT_CACHE sc = NULL;
@@ -2101,6 +2102,9 @@ static void test_ScriptPlace(HDC hdc)
     int nb, widths[4];
     GOFFSET offset[4];
     ABC abc[4];
+    HFONT hfont, prev_hfont;
+    LOGFONTA lf;
+    TEXTMETRICW tm;
 
     hr = ScriptItemize(test1, 4, 2, NULL, NULL, items, NULL);
     ok(hr == S_OK, "ScriptItemize should return S_OK not %08x\n", hr);
@@ -2154,6 +2158,62 @@ static void test_ScriptPlace(HDC hdc)
     ok(ret, "ExtTextOutW should return TRUE\n");
 
     ScriptFreeCache(&sc);
+
+    /* test CJK bitmap font which has associated font */
+    memset(&lf, 0, sizeof(lf));
+    strcpy(lf.lfFaceName, "Fixedsys");
+    lf.lfCharSet = DEFAULT_CHARSET;
+    hfont = CreateFontIndirectA(&lf);
+    prev_hfont = SelectObject(hdc, hfont);
+    ret = GetTextMetricsW(hdc, &tm);
+    ok(ret, "GetTextMetrics failed\n");
+
+    switch(tm.tmCharSet) {
+    case SHIFTJIS_CHARSET:
+    case HANGUL_CHARSET:
+    case GB2312_CHARSET:
+    case CHINESEBIG5_CHARSET:
+    {
+        SIZE sz;
+        DWORD len = lstrlenW(test2), i, total;
+        ret = GetTextExtentExPointW(hdc, test2, len, 0, NULL, NULL, &sz);
+        ok(ret, "GetTextExtentExPoint failed\n");
+
+        if (sz.cx > len * tm.tmAveCharWidth)
+        {
+            hr = ScriptItemize(test2, len, 2, NULL, NULL, items, NULL);
+            ok(hr == S_OK, "ScriptItemize should return S_OK not %08x\n", hr);
+            ok(items[0].a.fNoGlyphIndex == FALSE, "fNoGlyphIndex TRUE\n");
+
+            items[0].a.fNoGlyphIndex = TRUE;
+            memset(glyphs, 'a', sizeof(glyphs));
+            hr = ScriptShape(hdc, &sc, test2, len, ARRAY_SIZE(glyphs), &items[0].a, glyphs, logclust, attrs, &nb);
+            ok(hr == S_OK, "ScriptShape should return S_OK not %08x\n", hr);
+
+            memset(offset, 'a', sizeof(offset));
+            memset(widths, 'a', sizeof(widths));
+            hr = ScriptPlace(hdc, &sc, glyphs, ARRAY_SIZE(widths), attrs, &items[0].a, widths, offset, NULL);
+            ok(hr == S_OK, "ScriptPlace should return S_OK not %08x\n", hr);
+
+            for (total = 0, i = 0; i < nb; i++)
+            {
+                ok(offset[i].du == 0, "[%d] expected 0, got %d\n", i, offset[i].du);
+                ok(offset[i].dv == 0, "[%d] expected 0, got %d\n", i, offset[i].dv);
+                todo_wine ok(widths[i] > tm.tmAveCharWidth, "[%d] expected greater than %d, got %d\n",
+                   i, tm.tmAveCharWidth, widths[i]);
+                total += widths[i];
+            }
+            todo_wine ok(total == sz.cx, "expected %d, got %d\n", sz.cx, total);
+        }
+        else
+            skip("Associated font is unavailable\n");
+
+        break;
+    }
+    default:
+        skip("Non-CJK locale\n");
+    }
+    SelectObject(hdc, prev_hfont);
 }
 
 static void test_ScriptItemIzeShapePlace(HDC hdc, unsigned short pwOutGlyphs[256])