tests: added test-browser static files

ethers-io · May 6, 2023 · 96d5e7b · 96d5e7b
1 parent 25ab579
commit 96d5e7b
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Showing 7 changed files with 21,359 additions and 14 deletions.
diff --git a/misc/test-browser/assert.js b/misc/test-browser/assert.js
@@ -0,0 +1,107 @@
+
+function throwError(message, info) {
+  const error = new Error(`AssertionError: ${ message }`);
+  error.code = "ERR_ASSERTION";
+  for (const key of info) { error[key] = info[key]; }
+  throw error;
+}
+
+export function equal(actual, expected, reason) {
+  if (actual != expected) {
+      if (reason == null) { reason = `${ actual } == ${ expected }`; }
+
+      throwError(reason, { actual, expected, operator: "==" });
+  }
+}
+
+function isDeepEqual(actual, expected, memo) {
+  if (actual === expected) {
+    return true;
+  }
+
+  // One or both things aren't objects
+  if (actual === null || typeof(expected) !== 'object') {
+    if (expected === null || typeof(expected) !== 'object') {
+      return actual == expected;
+    }
+
+    return false;
+
+  } else if (expected === null || typeof(expected) !== 'object') {
+    return false;
+  }
+
+  if (Array.isArray(actual)) {
+    if (!Array.isArray(expected) || actual.length !== expected.length) {
+      return false;
+    }
+
+    for (let i = 0; i < actual.length; i++) {
+      if (!isDeepEqual(actual[i], expected[i])) { return false; }
+    }
+
+    return true;
+  }
+
+  // Object
+  const keysActual = Object.keys(actual).sort(), keysExpected = Object.keys(expected).sort();
+  if (!isDeepEqual(keysActual, keysExpected)) { return false; }
+  for (const key of keysActual) {
+    if (!isDeepEqual(actual[key], expected[key], memo)) { return false; }
+  }
+
+  return true;
+}
+
+export function deepEqual(actual, expected, reason) {
+  const memo = [ ];
+  const isOk = isDeepEqual(actual, expected, memo);
+  if (!isOk) {
+     equal(actual, expected, reason);
+  }
+}
+
+export function ok(check, reason) {
+  equal(!!check, true, reason);
+}
+
+export function throws(func, checkFunc, reason) {
+  try {
+    func();
+
+  } catch (e) {
+    if (checkFunc(e)) { return true; }
+
+    throwError(`The expected exception validation function returned false`, {
+      actual: e,
+      expected: checkFunc,
+      operation: "throws"
+    });
+  }
+
+  throwError("Missing expected exception", {
+    operator: "throws"
+  });
+}
+
+export async function rejects(func, checkFunc, reason) {
+  try {
+    await func();
+  } catch (e) {
+    if (checkFunc(e)) { return true; }
+
+    throwError(`The rejection validation function returned false`, {
+      actual: e,
+      expected: checkFunc,
+      operation: "throws"
+    });
+  }
+
+  throwError("Missing rejection", {
+    operator: "rejects"
+  });
+}
+
+export default {
+  equal, deepEqual, ok, rejects, throws
+};
diff --git a/misc/test-browser/index.html b/misc/test-browser/index.html
@@ -0,0 +1,26 @@
+<html>
+  <body>
+    <h1>Hello World!!</h1>
+    <div>Please check the console for test output...</div>
+
+    <div id="mocha"></div>
+
+    <script type="module">
+      // Must import Mocha first; completely
+      await import("./static/mocha.js");
+
+      // Load our custom Reporter (after importing mocha)
+      import { MyReporter } from "/static/reporter.js";
+
+      // Setup the global environment and set out reporter
+      mocha.setup({ ui: 'bdd' });
+      mocha.reporter(MyReporter);
+
+      // Import the tests
+      await import("./tests/index.js");
+
+      // Run Mocha!
+      mocha.run();
+    </script>
+  </body>
+</html>