1 files changed, 28 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webnn/validation_tests/hardSigmoid.https.any.js b/testing/web-platform/tests/webnn/validation_tests/hardSigmoid.https.any.js
index 01b24dbc7c..2c55d0eb9d 100644
--- a/testing/web-platform/tests/webnn/validation_tests/hardSigmoid.https.any.js
+++ b/testing/web-platform/tests/webnn/validation_tests/hardSigmoid.https.any.js
@@ -5,3 +5,31 @@
 'use strict';
 
 validateInputFromAnotherBuilder('hardSigmoid');
+
+validateUnaryOperation(
+    'hardSigmoid', floatingPointTypes, /*alsoBuildActivation=*/ true);
+
+promise_test(async t => {
+  const options = {alpha: 0.5, beta: 1.0};
+  const input =
+      builder.input('input', {dataType: 'float16', dimensions: [1, 2, 3]});
+  const output = builder.hardSigmoid(input, options);
+  assert_equals(output.dataType(), 'float16');
+  assert_array_equals(output.shape(), [1, 2, 3]);
+}, '[hardSigmoid] Test building an operator with options');
+
+promise_test(async t => {
+  const options = {alpha: 0.2};
+  builder.hardSigmoid(options);
+}, '[hardSigmoid] Test building an activation with options');
+
+promise_test(async t => {
+  const options = {beta: NaN};
+  const input = builder.input('input', {dataType: 'float32', dimensions: []});
+  assert_throws_js(TypeError, () => builder.hardSigmoid(input, options));
+}, '[hardSigmoid] Throw if options.beta is NaN when building an operator');
+
+promise_test(async t => {
+  const options = {alpha: Infinity};
+  assert_throws_js(TypeError, () => builder.hardSigmoid(options));
+}, '[hardSigmoid] Throw if options.alpha is Infinity when building an activation');