1 files changed, 52 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/embedded-content/media-elements/track/track-element/track-webvtt-align-positioning.html b/testing/web-platform/tests/html/semantics/embedded-content/media-elements/track/track-element/track-webvtt-align-positioning.html
new file mode 100644
index 0000000000..07ebfd622b
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/embedded-content/media-elements/track/track-element/track-webvtt-align-positioning.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<title>Cue text position and alignment from settings</title>
+<script src="track-helpers.js"></script>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<video>
+    <track src="resources/align-positioning.vtt">
+    <track src="resources/align-positioning-bad.vtt">
+</video>
+<script>
+async_test(function(t) {
+    var video = document.querySelector("video");
+
+    var trackElements = document.querySelectorAll("track");
+    assert_equals(trackElements.length, video.textTracks.length);
+    for (var i = 0; i < trackElements.length; i++)
+        trackElements[i].onload = t.step_func(trackLoaded);
+
+    enableAllTextTracks(video.textTracks);
+
+    var numberOfTracksLoaded = 0;
+    function trackLoaded() {
+        numberOfTracksLoaded++;
+        if (numberOfTracksLoaded != 2)
+            return;
+
+        testTrack(0);
+        testTrackError(1);
+        t.done();
+    }
+
+    function testTrack(index) {
+        var expected = [
+            { position : 10, align : "start"  },
+            { position : 20, align : "center" },
+            { position : 80, align : "end"    }
+        ];
+
+        assert_cues_match(video.textTracks[index].cues, expected);
+    }
+
+    function testTrackError(index) {
+        var expected = [
+            { position : 10,     align : "center" },
+            { position : "auto", align : "center" },
+            { position : "auto", align : "center" }
+        ];
+
+        assert_cues_match(video.textTracks[index].cues, expected);
+    }
+});
+</script>