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-rw-r--r--js/testing/testing.ts96
-rw-r--r--js/testing/util.ts64
-rw-r--r--js/testing/util_test.ts40
3 files changed, 200 insertions, 0 deletions
diff --git a/js/testing/testing.ts b/js/testing/testing.ts
new file mode 100644
index 000000000..828ebec2f
--- /dev/null
+++ b/js/testing/testing.ts
@@ -0,0 +1,96 @@
+/*!
+ Copyright 2018 Propel http://propel.site/. All rights reserved.
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+export { assert, assertEqual, equal } from "./util.ts";
+
+export type TestFunction = () => void | Promise<void>;
+
+export interface TestDefinition {
+ fn: TestFunction;
+ name: string;
+}
+
+export const exitOnFail = true;
+
+/* A subset of the tests can be ran by providing a filter expression.
+ * In Node.js the filter is specified on the command line:
+ *
+ * ts-node test_node log # all tests with 'log' in the name
+ * ts-node test_node ^util # tests starting with 'util'
+ *
+ * In the browser, the filter is specified as part of the url:
+ *
+ * http://localhost:9876/test.html#script=some/script.js&filter=log
+ * http://localhost:9876/test.html#script=some/script.js&filter=^util
+ */
+let filterExpr: string = null;
+
+const filterRegExp = filterExpr ? new RegExp(filterExpr, "i") : null;
+const tests: TestDefinition[] = [];
+
+export function test(t: TestDefinition | TestFunction): void {
+ const fn: TestFunction = typeof t === "function" ? t : t.fn;
+ const name: string = t.name;
+
+ if (!name) {
+ throw new Error("Test function may not be anonymous");
+ }
+ if (filter(name)) {
+ tests.push({ fn, name });
+ }
+}
+
+function filter(name: string): boolean {
+ if (filterRegExp) {
+ return filterRegExp.test(name);
+ } else {
+ return true;
+ }
+}
+
+async function runTests() {
+ let passed = 0;
+ let failed = 0;
+
+ for (let i = 0; i < tests.length; i++) {
+ const { fn, name } = tests[i];
+ console.log(`${i + 1}/${tests.length} +${passed} -${failed}: ${name}`);
+ try {
+ await fn();
+ passed++;
+ } catch (e) {
+ console.error("\nTest FAIL", name);
+ console.error((e && e.stack) || e);
+ failed++;
+ if (exitOnFail) {
+ break;
+ }
+ }
+ }
+
+ console.log(`\nDONE. Test passed: ${passed}, failed: ${failed}`);
+
+ if (failed === 0) {
+ // All good.
+ } else {
+ // Use setTimeout to avoid the error being ignored due to unhandled
+ // promise rejections being swallowed.
+ setTimeout(() => {
+ throw new Error(`There were ${failed} test failures.`);
+ }, 0);
+ }
+}
+
+setTimeout(runTests, 0);
diff --git a/js/testing/util.ts b/js/testing/util.ts
new file mode 100644
index 000000000..193540351
--- /dev/null
+++ b/js/testing/util.ts
@@ -0,0 +1,64 @@
+/*!
+ Copyright 2018 Propel http://propel.site/. All rights reserved.
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+// TODO(ry) Use unknown here for parameters types.
+// tslint:disable-next-line:no-any
+export function assertEqual(actual: any, expected: any, msg?: string) {
+ if (!msg) {
+ msg = `actual: ${actual} expected: ${expected}`;
+ }
+ if (!equal(actual, expected)) {
+ console.error(
+ "assertEqual failed. actual = ",
+ actual,
+ "expected =",
+ expected
+ );
+ throw new Error(msg);
+ }
+}
+
+export function assert(expr: boolean, msg = "") {
+ if (!expr) {
+ throw new Error(msg);
+ }
+}
+
+// TODO(ry) Use unknown here for parameters types.
+// tslint:disable-next-line:no-any
+export function equal(c: any, d: any): boolean {
+ const seen = new Map();
+ return (function compare(a, b) {
+ if (Object.is(a, b)) {
+ return true;
+ }
+ if (a && typeof a === "object" && b && typeof b === "object") {
+ if (seen.get(a) === b) {
+ return true;
+ }
+ if (Object.keys(a).length !== Object.keys(b).length) {
+ return false;
+ }
+ for (const key in { ...a, ...b }) {
+ if (!compare(a[key], b[key])) {
+ return false;
+ }
+ }
+ seen.set(a, b);
+ return true;
+ }
+ return false;
+ })(c, d);
+}
diff --git a/js/testing/util_test.ts b/js/testing/util_test.ts
new file mode 100644
index 000000000..9ac3dfd71
--- /dev/null
+++ b/js/testing/util_test.ts
@@ -0,0 +1,40 @@
+/*!
+ Copyright 2018 Propel http://propel.site/. All rights reserved.
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+import { test } from "./testing.ts";
+import { assert } from "./util.ts";
+import * as util from "./util.ts";
+
+test(async function util_equal() {
+ assert(util.equal("world", "world"));
+ assert(!util.equal("hello", "world"));
+ assert(util.equal(5, 5));
+ assert(!util.equal(5, 6));
+ assert(util.equal(NaN, NaN));
+ assert(util.equal({ hello: "world" }, { hello: "world" }));
+ assert(!util.equal({ world: "hello" }, { hello: "world" }));
+ assert(
+ util.equal(
+ { hello: "world", hi: { there: "everyone" } },
+ { hello: "world", hi: { there: "everyone" } }
+ )
+ );
+ assert(
+ !util.equal(
+ { hello: "world", hi: { there: "everyone" } },
+ { hello: "world", hi: { there: "everyone else" } }
+ )
+ );
+});
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