msi: Add tests that show '!=' is not a valid conditional expression operator.

dlls/msi/tests/package.c

@@ -1329,6 +1329,29 @@ static void test_condition(void)
     r = MsiEvaluateCondition(hpkg, "one < \"1\"");
     ok( r == MSICONDITION_FALSE, "wrong return val\n");
 
+    MsiSetProperty(hpkg, "X", "5.0");
+
+    r = MsiEvaluateCondition(hpkg, "X != \"\"");
+    ok( r == MSICONDITION_ERROR, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "X =\"5.0\"");
+    ok( r == MSICONDITION_TRUE, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "X =\"5.1\"");
+    ok( r == MSICONDITION_FALSE, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "X =\"6.0\"");
+    ok( r == MSICONDITION_FALSE, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "X =\"5.0\" or X =\"5.1\" or X =\"6.0\"");
+    ok( r == MSICONDITION_TRUE, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "(X =\"5.0\" or X =\"5.1\" or X =\"6.0\")");
+    ok( r == MSICONDITION_TRUE, "wrong return val (%d)\n", r);
+
+    r = MsiEvaluateCondition(hpkg, "X !=\"\" and (X =\"5.0\" or X =\"5.1\" or X =\"6.0\")");
+    ok( r == MSICONDITION_ERROR, "wrong return val (%d)\n", r);
+
     MsiCloseHandle( hpkg );
     DeleteFile(msifile);
 }