Bug 1502705 [wpt PR 13750] - [filter-effects] filter arguments optional, a=testonly

Automatic update from web-platform-tests[filter-effects] filter arguments optional (#13750)

grayscale() etc may be used without arguments.

https://github.com/w3c/fxtf-drafts/issues/1
--

wpt-commits: 8d90bc4a082eb30f8843e38068f29a9e81bf2fca
wpt-pr: 13750

testing/web-platform/tests/css/filter-effects/parsing/filter-parsing-invalid.html

@@ -19,15 +19,12 @@ test_invalid_value("filter", "none hue-rotate(0deg)");
 
 test_invalid_value("filter", "blur(10)");
 test_invalid_value("filter", "blur(-100px)");
-test_invalid_value("filter", "blur()"); // crbug.com/618960 Blink/WebKit accept no arguments for all but drop-shadow.
 
 test_invalid_value("filter", "brightness(-20)"); // crbug.com/776208 Blink/WebKit accept negative brightness.
 test_invalid_value("filter", "brightness(30px)");
-test_invalid_value("filter", "brightness()");
 
 test_invalid_value("filter", "contrast(-20)");
 test_invalid_value("filter", "contrast(30px)");
-test_invalid_value("filter", "contrast()");
 
 test_invalid_value("filter", "drop-shadow(10 20)");
 test_invalid_value("filter", "drop-shadow(10% 20%)");
@@ -38,26 +35,20 @@ test_invalid_value("filter", "drop-shadow()");
 
 test_invalid_value("filter", "grayscale(-20)");
 test_invalid_value("filter", "grayscale(30px)");
-test_invalid_value("filter", "grayscale()");
 
 test_invalid_value("filter", "hue-rotate(90)");
-test_invalid_value("filter", "hue-rotate()");
 
 test_invalid_value("filter", "invert(-20)");
 test_invalid_value("filter", "invert(30px)");
-test_invalid_value("filter", "invert()");
 
 test_invalid_value("filter", "opacity(-20)");
 test_invalid_value("filter", "opacity(30px)");
-test_invalid_value("filter", "opacity()");
 
 test_invalid_value("filter", "saturate(-20)");
 test_invalid_value("filter", "saturate(30px)");
-test_invalid_value("filter", "saturate()");
 
 test_invalid_value("filter", "sepia(-20)");
 test_invalid_value("filter", "sepia(30px)");
-test_invalid_value("filter", "sepia()");
 </script>
 </body>
 </html>

testing/web-platform/tests/css/filter-effects/parsing/filter-parsing-valid.html

@@ -16,12 +16,15 @@ test_valid_value("filter", "none");
 
 test_valid_value("filter", "blur(100px)");
 test_valid_value("filter", "blur(0)", "blur(0px)");
+test_valid_value("filter", "blur()");
 
 test_valid_value("filter", "brightness(0)");
 test_valid_value("filter", "brightness(300%)");
+test_valid_value("filter", "brightness()");
 
 test_valid_value("filter", "contrast(0)");
 test_valid_value("filter", "contrast(300%)");
+test_valid_value("filter", "contrast()");
 
 test_valid_value("filter", "drop-shadow(1px 2px)");
 test_valid_value("filter", "drop-shadow(1px 2px 3px)");
@@ -33,21 +36,27 @@ test_valid_value("filter", "drop-shadow(rgba(4, 5, 6, 0.75) 1px 2px 3px)");
 
 test_valid_value("filter", "grayscale(0)");
 test_valid_value("filter", "grayscale(300%)", "grayscale(100%)");
+test_valid_value("filter", "grayscale()");
 
 test_valid_value("filter", "hue-rotate(90deg)");
 test_valid_value("filter", "hue-rotate(0)", "hue-rotate(0deg)"); // https://github.com/w3c/fxtf-drafts/issues/228
+test_valid_value("filter", "hue-rotate()");
 
 test_valid_value("filter", "invert(0)");
 test_valid_value("filter", "invert(300%)", "invert(100%)");
+test_valid_value("filter", "invert()");
 
 test_valid_value("filter", "opacity(0)");
 test_valid_value("filter", "opacity(300%)", "opacity(100%)");
+test_valid_value("filter", "opacity()");
 
 test_valid_value("filter", "saturate(0)");
 test_valid_value("filter", "saturate(300%)");
+test_valid_value("filter", "saturate()");
 
 test_valid_value("filter", "sepia(0)");
 test_valid_value("filter", "sepia(300%)", "sepia(100%)");
+test_valid_value("filter", "sepia()");
 
 // Edge serializes url(...) without quotes. Blink/WebKit and Firefox use quotes.
 test_valid_value("filter", "url(picture.svg#f)", ['url("picture.svg#f")', 'url(picture.svg#f)']);