<!doctype html>
<html>
  <head>
    <title>Budget API: Make basic getCost calls.</title>
    <script src="../resources/testharness.js"></script>
    <script src="../resources/testharnessreport.js"></script>
    <script src="/gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script>
    <script src="/gen/third_party/WebKit/public/platform/modules/budget_service/budget_service.mojom.js"></script>
    <script src="budget-service-mock.js"></script>
  </head>
  <body>
    <script>
      promise_test(async function() {
        assert_own_property(Navigator.prototype, 'budget');
        budgetServiceMock.setCost("silent-push", TEST_BUDGET_COST);

        let cost = await navigator.budget.getCost("silent-push");
        assert_equals(cost, TEST_BUDGET_COST);
      }, 'BudgetService.GetCost should return correct results.');

      promise_test(async function() {
        assert_own_property(Navigator.prototype, 'budget');

        try {
          let cost = await navigator.budget.getCost("frobinator");
          assert_unreached('getCost should have failed with an invalid argument.');
        } catch (error) {
          assert_equals(error.name, 'TypeError');
          assert_equals(error.message, "Failed to execute 'getCost' on 'BudgetService': The provided value 'frobinator' is not a valid enum value of type OperationType.");
        }
      }, 'BudgetService.GetCost should return Type Error if an invalid argument is provided.');
    </script>
  </body>
</html>