1 files changed, 84 insertions, 0 deletions
diff --git a/testing/web-platform/tests/payment-handler/app-simple.js b/testing/web-platform/tests/payment-handler/app-simple.js
new file mode 100644
index 0000000000..9e70c08246
--- /dev/null
+++ b/testing/web-platform/tests/payment-handler/app-simple.js
@@ -0,0 +1,84 @@
+self.addEventListener('canmakepayment', event => {
+  event.respondWith(true);
+});
+
+self.addEventListener('paymentrequest', event => {
+  const expectedId = 'test-payment-request-identifier';
+  if (event.paymentRequestId !== expectedId) {
+    const msg = `Expected payment request identifier "${expectedId}", but got "${
+      event.paymentRequestId
+    }"`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  if (event.methodData.length !== 1) {
+    const msg = `Expected one method data, but got ${
+      event.methodData.length
+    } instead`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  const methodData = event.methodData[0];
+  const expectedMethodNamePrefix = 'http';
+  if (!methodData.supportedMethods.startsWith(expectedMethodNamePrefix)) {
+    const msg = `Expected payment method name "${methodData.supportedMethods}" to start with ${expectedMethodNamePrefix}"`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  const expectedMethodNameSuffix = '/payment-handler/payment-request-event-manual-manifest.json';
+  if (!methodData.supportedMethods.endsWith(expectedMethodNameSuffix)) {
+    const msg = `Expected payment method name "${methodData.supportedMethods}" to end with ${expectedMethodNameSuffix}"`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  if (methodData.data.supportedNetworks) {
+    const msg =
+      'Expected no supported networks in payment method specific data';
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  if (methodData.displayItems) {
+    const msg = 'Expected no display items';
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  const total = event.total;
+  if (!total) {
+    const msg = 'Expected total';
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  if (total.label) {
+    const msg = 'Expected no total label';
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  const expectedCurrency = 'USD';
+  if (total.currency !== expectedCurrency) {
+    const msg = `Expected currency "${expectedCurrency}", but got "${
+      total.currency
+    }"`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  const expectedValue = '0.01';
+  if (total.value !== expectedValue) {
+    const msg = `Expected value "${expectedValue}", but got "${total.value}"`;
+    event.respondWith(Promise.reject(new Error(msg)));
+    return;
+  }
+
+  event.respondWith({
+    methodName: methodData.supportedMethods,
+    details: {status: 'success'},
+  });
+});