1 files changed, 52 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.join.invalid.html b/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.join.invalid.html
new file mode 100644
index 0000000000..be1f7e393e
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.join.invalid.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
+<title>OffscreenCanvas test: 2d.line.join.invalid</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/canvas/resources/canvas-tests.js"></script>
+
+<h1>2d.line.join.invalid</h1>
+<p class="desc">Setting lineJoin to invalid values is ignored</p>
+
+
+<script>
+var t = async_test("Setting lineJoin to invalid values is ignored");
+var t_pass = t.done.bind(t);
+var t_fail = t.step_func(function(reason) {
+    throw reason;
+});
+t.step(function() {
+
+  var canvas = new OffscreenCanvas(100, 50);
+  var ctx = canvas.getContext('2d');
+
+  ctx.lineJoin = 'bevel'
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = 'invalid';
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = 'ROUND';
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = 'round\0';
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = 'round ';
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = "";
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+
+  ctx.lineJoin = 'bevel';
+  ctx.lineJoin = 'butt';
+  _assertSame(ctx.lineJoin, 'bevel', "ctx.lineJoin", "'bevel'");
+  t.done();
+
+});
+</script>