1 files changed, 16 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webnn/validation_tests/triangular.https.any.js b/testing/web-platform/tests/webnn/validation_tests/triangular.https.any.js
new file mode 100644
index 0000000000..4e4c368f82
--- /dev/null
+++ b/testing/web-platform/tests/webnn/validation_tests/triangular.https.any.js
@@ -0,0 +1,16 @@
+// META: title=validation tests for WebNN API triangular operation
+// META: global=window,dedicatedworker
+// META: script=../resources/utils_validation.js
+// META: timeout=long
+
+'use strict';
+
+promise_test(async t => {
+  // The input tensor which is at least 2-D.
+  for (let dimensions of allWebNNDimensionsArray.slice(0, 2)) {
+    for (let dataType of allWebNNOperandDataTypes) {
+      const input = builder.input(`input${++inputIndex}`, {dataType, dimensions});
+      assert_throws_js(TypeError, () => builder.triangular(input));
+    }
+  }
+}, "[triangular] DataError is expected if input's rank is less than 2");