1 files changed, 22 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.empty.worker.js b/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.empty.worker.js
new file mode 100644
index 0000000000..6fb89c5ba7
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/text/2d.text.measure.width.empty.worker.js
@@ -0,0 +1,22 @@
+// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
+// OffscreenCanvas test in a worker:2d.text.measure.width.empty
+// Description:The empty string has zero width
+// Note:
+
+importScripts("/resources/testharness.js");
+importScripts("/html/canvas/resources/canvas-tests.js");
+
+promise_test(async t => {
+
+  var canvas = new OffscreenCanvas(100, 50);
+  var ctx = canvas.getContext('2d');
+
+  var f = new FontFace("CanvasTest", "url('/fonts/CanvasTest.ttf')");
+  f.load();
+  self.fonts.add(f);
+  await self.fonts.ready;
+  ctx.font = '50px CanvasTest';
+  _assertSame(ctx.measureText("").width, 0, "ctx.measureText(\"\").width", "0");
+  t.done();
+}, "The empty string has zero width");
+done();