1 files changed, 141 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webnn/validation_tests/constant.https.any.js b/testing/web-platform/tests/webnn/validation_tests/constant.https.any.js
new file mode 100644
index 0000000000..86a60ee209
--- /dev/null
+++ b/testing/web-platform/tests/webnn/validation_tests/constant.https.any.js
@@ -0,0 +1,141 @@
+// META: title=validation tests for WebNN API constant interface
+// META: global=window,dedicatedworker
+// META: script=../resources/utils_validation.js
+
+'use strict';
+
+const tests = [
+  // Tests for constant(descriptor, bufferView)
+  {
+    name:
+        '[constant] Test building a 0-D scalar constant without presenting dimensions',
+    descriptor: {dataType: 'float32'},
+    bufferView: {type: Float32Array, byteLength: 1 * 4},
+    output: {dataType: 'float32', dimensions: []}
+  },
+  {
+    name:
+        '[constant] Test building a 0-D scalar constant with empty dimensions',
+    descriptor: {dataType: 'float32', dimensions: []},
+    bufferView: {type: Float32Array, byteLength: 1 * 4},
+    output: {dataType: 'float32', dimensions: []}
+  },
+  {
+    name: '[constant] Test building a constant with float32 data type',
+    descriptor: {dataType: 'float32', dimensions: [2, 3]},
+    bufferView: {type: Float32Array, byteLength: 6 * 4},
+    output: {dataType: 'float32', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for float32 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'float32', dimensions: [2, 3]},
+    bufferView: {
+      type: Float32Array,
+      byteLength: 6 * 4 - 4  // The bufferView's byte length is less than the
+                             // one by given dimensions
+    }
+  },
+  // TODO (crbug.com/329702838): Test building a constant with float16 data type
+  {
+    name: '[constant] Test building a constant with int32 data type',
+    descriptor: {dataType: 'int32', dimensions: [2, 3]},
+    bufferView: {type: Int32Array, byteLength: 6 * 4},
+    output: {dataType: 'int32', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for int32 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'int32', dimensions: [2, 3]},
+    bufferView: {
+      type: Int32Array,
+      byteLength: 6 * 4 + 4  // The bufferView's byte length is greater than the
+                             // one by given dimensions
+    }
+  },
+  {
+    name: '[constant] Test building a constant with uint32 data type',
+    descriptor: {dataType: 'uint32', dimensions: [2, 3]},
+    bufferView: {type: Uint32Array, byteLength: 6 * 4},
+    output: {dataType: 'uint32', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for uint32 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'uint32', dimensions: [2, 3]},
+    bufferView: {type: Uint32Array, byteLength: 6 * 4 + 4}
+  },
+  {
+    name: '[constant] Test building a constant with int64 data type',
+    descriptor: {dataType: 'int64', dimensions: [2, 3]},
+    bufferView: {type: BigInt64Array, byteLength: 6 * 8},
+    output: {dataType: 'int64', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for int64 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'int64', dimensions: [2, 3]},
+    bufferView: {type: BigInt64Array, byteLength: 6 * 8 + 8}
+  },
+  {
+    name: '[constant] Test building a constant with uint64 data type',
+    descriptor: {dataType: 'uint64', dimensions: [2, 3]},
+    bufferView: {type: BigUint64Array, byteLength: 6 * 8},
+    output: {dataType: 'uint64', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for uint64 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'uint64', dimensions: [2, 3]},
+    bufferView: {type: BigUint64Array, byteLength: 6 * 8 + 8}
+  },
+  {
+    name: '[constant] Test building a constant with int8 data type',
+    descriptor: {dataType: 'int8', dimensions: [2, 3]},
+    bufferView: {type: Int8Array, byteLength: 6 * 1},
+    output: {dataType: 'int8', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for int8 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'int8', dimensions: [2, 3]},
+    bufferView: {type: Int8Array, byteLength: 6 * 4 - 4}
+  },
+  {
+    name: '[constant] Test building a constant with uint8 data type',
+    descriptor: {dataType: 'uint8', dimensions: [2, 3]},
+    bufferView: {type: Uint8Array, byteLength: 6 * 1},
+    output: {dataType: 'uint8', dimensions: [2, 3]}
+  },
+  {
+    name:
+        '[constant] Throw if byte length of bufferView for uint8 doesn\'t match the given dimensions',
+    descriptor: {dataType: 'uint8', dimensions: [2, 3]},
+    bufferView: {type: Uint8Array, byteLength: 6 * 4 - 4}
+  },
+  {
+    name: '[constant] Throw if a dimension is 0',
+    descriptor: {dataType: 'float32', dimensions: [2, 0]},
+    bufferView: {type: Float32Array, byteLength: 2 * 4}
+  },
+  {
+    name:
+        '[constant] Throw if bufferView type doesn\'t match the operand data type',
+    descriptor: {dataType: 'float32', dimensions: [2, 3]},
+    bufferView: {type: Int32Array, byteLength: 6 * 4}
+  }
+];
+
+tests.forEach(
+    test => promise_test(async t => {
+      const buffer = new ArrayBuffer(test.bufferView.byteLength);
+      const bufferView = new test.bufferView.type(buffer);
+      if (test.output) {
+        const constantOperand = builder.constant(test.descriptor, bufferView);
+        assert_equals(constantOperand.dataType(), test.output.dataType);
+        assert_array_equals(constantOperand.shape(), test.output.dimensions);
+      } else {
+        assert_throws_js(
+            TypeError, () => builder.constant(test.descriptor, bufferView));
+      }
+    }, test.name));