vbscript/tests: Fix test for WeekDayName(foo, bar, 0).

dlls/vbscript/tests/api.vbs

@@ -594,7 +594,6 @@ if isEnglishLang then
     Call ok(WeekDayName(1, false) = "Sunday", "WeekDayName(1, false) = " & WeekDayName(1, false))
     Call ok(WeekDayName(1, true) = "Sun", "WeekDayName(1, true) = " & WeekDayName(1, true))
     Call ok(WeekDayName(1, 10) = "Sun", "WeekDayName(1, 10) = " & WeekDayName(1, 10))
-    Call ok(WeekDayName(1, true, 0) = "Sun", "WeekDayName(1, true, 0) = " & WeekDayName(1, true, 0))
     Call ok(WeekDayName(1, true, 2) = "Mon", "WeekDayName(1, true, 2) = " & WeekDayName(1, true, 2))
     Call ok(WeekDayName(1, true, 2.5) = "Mon", "WeekDayName(1, true, 2.5) = " & WeekDayName(1, true, 2.5))
     Call ok(WeekDayName(1, true, 1.5) = "Mon", "WeekDayName(1, true, 1.5) = " & WeekDayName(1, true, 1.5))
@@ -609,6 +608,9 @@ if isEnglishLang then
     Call ok(MonthName(12, true) = "Dec", "MonthName(12, true) = " & MonthName(12, true))
 end if
 
+Call ok(WeekDayName(1, true, 0) = WeekDayName(1, true, firstDayOfWeek), _
+        "WeekDayName(1, true, 0) = " & WeekDayName(1, true, 0))
+
 Call ok(getVT(Now()) = "VT_DATE", "getVT(Now()) = " & getVT(Now()))
 
 Call ok(vbOKOnly = 0, "vbOKOnly = " & vbOKOnly)

dlls/vbscript/tests/run.c

@@ -123,6 +123,7 @@ DEFINE_EXPECT(OnScriptError);
 #define DISPID_GLOBAL_LETOBJ        1018
 #define DISPID_GLOBAL_SETOBJ        1019
 #define DISPID_GLOBAL_TODO_WINE_OK  1020
+#define DISPID_GLOBAL_WEEKSTARTDAY  1021
 
 #define DISPID_TESTOBJ_PROPGET      2000
 #define DISPID_TESTOBJ_PROPPUT      2001
@@ -136,6 +137,7 @@ static const WCHAR testW[] = {'t','e','s','t',0};
 static const WCHAR emptyW[] = {0};
 
 static BOOL strict_dispid_check, is_english, allow_ui;
+static int first_day_of_week;
 static const char *test_name = "(null)";
 static int test_counter;
 static SCRIPTUICHANDLING uic_handling = SCRIPTUICHANDLING_NOUIERROR;
@@ -204,27 +206,23 @@ static const char *vt2a(VARIANT *v)
     }
 }
 
-/* Returns true if the user interface is in English. Note that this does not
- * presume of the formatting of dates, numbers, etc.
+/* Sets is_english to true if the user interface is in English. Note that this
+ * does not presume the formatting of dates, numbers, etc.
+ * Sets first_day_of_week to 1 if Sunday, 2 if Monday, and so on.
  */
-static BOOL is_lang_english(void)
+static void detect_locale(void)
 {
-    static HMODULE hkernel32 = NULL;
-    static LANGID (WINAPI *pGetThreadUILanguage)(void) = NULL;
-    static LANGID (WINAPI *pGetUserDefaultUILanguage)(void) = NULL;
+    HMODULE kernel32 = GetModuleHandleA("kernel32.dll");
+    LANGID (WINAPI *pGetThreadUILanguage)(void) = (void*)GetProcAddress(kernel32, "GetThreadUILanguage");
 
-    if (!hkernel32)
-    {
-        hkernel32 = GetModuleHandleA("kernel32.dll");
-        pGetThreadUILanguage = (void*)GetProcAddress(hkernel32, "GetThreadUILanguage");
-        pGetUserDefaultUILanguage = (void*)GetProcAddress(hkernel32, "GetUserDefaultUILanguage");
-    }
-    if (pGetThreadUILanguage && PRIMARYLANGID(pGetThreadUILanguage()) != LANG_ENGLISH)
-        return FALSE;
-    if (pGetUserDefaultUILanguage && PRIMARYLANGID(pGetUserDefaultUILanguage()) != LANG_ENGLISH)
-        return FALSE;
+    is_english = ((!pGetThreadUILanguage || PRIMARYLANGID(pGetThreadUILanguage()) == LANG_ENGLISH) &&
+                  PRIMARYLANGID(GetUserDefaultUILanguage()) == LANG_ENGLISH &&
+                  PRIMARYLANGID(GetUserDefaultLangID()) == LANG_ENGLISH);
 
-    return PRIMARYLANGID(GetUserDefaultLangID()) == LANG_ENGLISH;
+    GetLocaleInfoA(pGetThreadUILanguage ? pGetThreadUILanguage() : GetUserDefaultUILanguage(),
+                   LOCALE_IFIRSTDAYOFWEEK | LOCALE_RETURN_NUMBER,
+                   (void*)&first_day_of_week, sizeof(first_day_of_week));
+    first_day_of_week = 1 + (first_day_of_week + 1) % 7;
 }
 
 static HRESULT WINAPI ServiceProvider_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
@@ -1010,6 +1008,11 @@ static HRESULT WINAPI Global_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD
         *pid = DISPID_GLOBAL_ISENGLANG;
         return S_OK;
     }
+    if(!strcmp_wa(bstrName, "firstDayOfWeek")) {
+        test_grfdex(grfdex, fdexNameCaseInsensitive);
+        *pid = DISPID_GLOBAL_WEEKSTARTDAY;
+        return S_OK;
+    }
     if(!strcmp_wa(bstrName, "testObj")) {
         test_grfdex(grfdex, fdexNameCaseInsensitive);
         *pid = DISPID_GLOBAL_TESTOBJ;
@@ -1183,6 +1186,11 @@ static HRESULT WINAPI Global_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid,
         V_BOOL(pvarRes) = is_english ? VARIANT_TRUE : VARIANT_FALSE;
         return S_OK;
 
+    case DISPID_GLOBAL_WEEKSTARTDAY:
+        V_VT(pvarRes) = VT_I4;
+        V_I4(pvarRes) = first_day_of_week;
+        return S_OK;
+
     case DISPID_GLOBAL_VBVAR:
         CHECK_EXPECT(global_vbvar_i);
 
@@ -2355,7 +2363,7 @@ START_TEST(run)
     int argc;
     char **argv;
 
-    is_english = is_lang_english();
+    detect_locale();
     if(!is_english)
         skip("Skipping some tests in non-English locale\n");