CSS font-display: expose display property on FontFace

third_party/WebKit/LayoutTests/fast/css/fontface-properties.html

Index: third_party/WebKit/LayoutTests/fast/css/fontface-properties.html
diff --git a/third_party/WebKit/LayoutTests/fast/css/fontface-properties.html b/third_party/WebKit/LayoutTests/fast/css/fontface-properties.html
index 66ca02c9cac0fb9c46a09f31d11ce2679e12895f..11976f0ba3846d4db666d04a29dafb1c6a9de55b 100644
--- a/third_party/WebKit/LayoutTests/fast/css/fontface-properties.html
+++ b/third_party/WebKit/LayoutTests/fast/css/fontface-properties.html
@@ -10,6 +10,7 @@
   unicode-range: U+0-3FF;
   font-variant: small-caps;
   -webkit-font-feature-settings: "dlig" 1;
+  font-display: block;
   /* font-stretch property is not supported */
 }
 </style>
@@ -31,6 +32,7 @@ function runTests() {
     shouldBeEqualToString('ahemFace.unicodeRange', 'U+0-3FF');
     shouldBeEqualToString('ahemFace.variant', 'small-caps');
     shouldBeEqualToString('ahemFace.featureSettings', "'dlig' 1");
+    shouldBeEqualToString('ahemFace.display', 'block');
 
     debug('');
     defaultFace = new FontFace('defaultFace', 'local(foo)');
@@ -41,6 +43,7 @@ function runTests() {
     shouldBeEqualToString('defaultFace.unicodeRange', 'U+0-10FFFF');
     shouldBeEqualToString('defaultFace.variant', 'normal');
     shouldBeEqualToString('defaultFace.featureSettings', 'normal');
+    shouldBeEqualToString('defaultFace.display', 'auto');
 
     debug('');
     constructedFace = new FontFace('constructedFace', 'local(bar)', {
@@ -48,7 +51,8 @@ function runTests() {
         'weight': 'bold',
         'unicodeRange': 'U+100-1FF, U+ABCD',
         'variant': 'small-caps',
-        'featureSettings': "'liga' 0"
+        'featureSettings': "'liga' 0",
+        'display': 'optional'
     });
     shouldBeEqualToString('constructedFace.family', 'constructedFace');
     shouldBeEqualToString('constructedFace.style', 'oblique');
@@ -56,6 +60,7 @@ function runTests() {
     shouldBeEqualToString('constructedFace.unicodeRange', 'U+100-1FF, U+ABCD');
     shouldBeEqualToString('constructedFace.variant', 'small-caps');
     shouldBeEqualToString('constructedFace.featureSettings', "'liga' 0");
+    shouldBeEqualToString('constructedFace.display', 'optional');
 
     debug('');
     modifiedFace = new FontFace('unmodified', 'local(baz)');
@@ -65,12 +70,14 @@ function runTests() {
     modifiedFace.unicodeRange = 'U+0-3FF';
     modifiedFace.variant = 'small-caps';
     modifiedFace.featureSettings = "'dlig' 1, 'liga' 0";
+    modifiedFace.display = 'fallback';
     shouldBeEqualToString('modifiedFace.family', 'modified');
     shouldBeEqualToString('modifiedFace.style', 'italic');
     shouldBeEqualToString('modifiedFace.weight', '900');
     shouldBeEqualToString('modifiedFace.unicodeRange', 'U+0-3FF');
     shouldBeEqualToString('modifiedFace.variant', 'small-caps');
     shouldBeEqualToString('modifiedFace.featureSettings', "'dlig' 1, 'liga' 0");
+    shouldBeEqualToString('modifiedFace.display', 'fallback');
 
     debug('');
     face = new FontFace('test', 'local(foo)');
@@ -79,6 +86,7 @@ function runTests() {
     shouldThrow("face.unicodeRange = 'U+'");
     shouldThrow("face.variant = '???'");
     shouldThrow("face.featureSettings = null");
+    shouldThrow("face.display = 123");
     promise1 = face.loaded;
     promise2 = face.load();
     promise3 = face.loaded;