chore: Drop chai

Author: mykola-mokhnach

package.json

@@ -77,17 +77,13 @@
     "@appium/support": "^7.0.0-rc.1",
     "@appium/tsconfig": "^1.2.0",
     "@appium/types": "^1.5.0",
-    "@types/chai": "^5.2.3",
-    "@types/chai-as-promised": "^8.0.2",
     "@types/node": "^26.0.0",
     "@types/portscanner": "^2.1.1",
     "@types/semver": "^7.5.0",
     "@types/sinon": "^22.0.0",
     "@types/unzipper": "^0.10.11",
     "@types/ws": "^8.5.4",
     "@xmldom/xmldom": "^0.x",
-    "chai": "^6.0.0",
-    "chai-as-promised": "^8.0.0",
     "sharp": "^0.x",
     "sinon": "^22.0.0",
     "unzipper": "^0.x",

test/functional/commands/file-movement-e2e-specs.ts

@@ -1,16 +1,13 @@
+import assert from 'node:assert/strict';
 import stream from 'node:stream';
 import {describe, it, before, after} from 'node:test';
 
-import {expect, use} from 'chai';
-import chaiAsPromised from 'chai-as-promised';
 import unzipper from 'unzipper';
 import type {Browser} from 'webdriverio';
 
 import {APIDEMOS_CAPS} from '../desired.js';
 import {initSession, deleteSession} from '../helpers/session.js';
 
-use(chaiAsPromised);
-
 describe('file movement', function () {
   let driver: Browser;
 
@@ -35,7 +32,7 @@ describe('file movement', function () {
     // get the file and its contents, to check
     const remoteData64 = await driver.pullFile(remotePath);
     const remoteData = Buffer.from(remoteData64, 'base64').toString();
-    expect(remoteData).to.equal(stringData);
+    assert.strictEqual(remoteData, stringData);
   });
 
   it('should pull a folder', async function () {
@@ -71,6 +68,6 @@ describe('file movement', function () {
       zipStream.push(null);
     });
 
-    expect(await zipPromise).to.equal(2);
+    assert.strictEqual(await zipPromise, 2);
   });
 });

test/functional/commands/find/by-accessibility-id-e2e-specs.ts

@@ -1,14 +1,11 @@
+import assert from 'node:assert/strict';
 import {describe, it, before, after} from 'node:test';
 
-import {expect, use} from 'chai';
-import chaiAsPromised from 'chai-as-promised';
 import type {Browser} from 'webdriverio';
 
 import {APIDEMOS_CAPS} from '../../desired.js';
 import {initSession, deleteSession} from '../../helpers/session.js';
 
-use(chaiAsPromised);
-
 describe('Find - accessibility ID', function () {
   let driver: Browser;
 
@@ -19,14 +16,14 @@ describe('Find - accessibility ID', function () {
     await deleteSession();
   });
   it('should find an element by name', async function () {
-    await expect(driver.$('~Animation').elementId).to.eventually.exist;
+    assert.ok((await driver.$('~Animation').elementId) != null);
   });
   it('should return an array of one element with findElements', async function () {
     const els = await driver.$$('~Animation');
-    expect(els).to.be.an.instanceof(Array);
-    expect(els).to.have.length(1);
+    assert.ok(Array.isArray(els));
+    assert.strictEqual(els.length, 1);
   });
   it('should find an element with a content-desc property containing an apostrophe', async function () {
-    await expect(driver.$("~Access'ibility").elementId).to.eventually.exist;
+    assert.ok((await driver.$("~Access'ibility").elementId) != null);
   });
 });

test/functional/commands/find/by-css-e2e-specs.ts

@@ -1,14 +1,11 @@
+import assert from 'node:assert/strict';
 import {describe, it, before, after} from 'node:test';
 
-import {expect, use} from 'chai';
-import chaiAsPromised from 'chai-as-promised';
 import type {Browser} from 'webdriverio';
 
 import {APIDEMOS_CAPS} from '../../desired.js';
 import {initSession, deleteSession} from '../../helpers/session.js';
 
-use(chaiAsPromised);
-
 describe('Find - CSS', function () {
   let driver: Browser;
   before(async function () {
@@ -18,56 +15,56 @@ describe('Find - CSS', function () {
     await deleteSession();
   });
   it('should find an element by id (android resource-id)', async function () {
-    await expect(driver.$('#android\\:id\\/text1').elementId).to.eventually.exist;
-    await expect(driver.$('*[id="android:id/text1"]').elementId).to.eventually.exist;
-    await expect(driver.$('*[resource-id="android:id/text1"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('#android\\:id\\/text1').elementId) != null);
+    assert.ok((await driver.$('*[id="android:id/text1"]').elementId) != null);
+    assert.ok((await driver.$('*[resource-id="android:id/text1"]').elementId) != null);
   });
   it('should find an element by content description', async function () {
-    await expect(driver.$('*[description="Animation"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[description="Animation"]').elementId) != null);
   });
   it('should return an array with findElements', async function () {
     const els = await driver.$$('*[content-desc="Animation"]');
-    expect(els).to.be.an.instanceof(Array);
-    expect(els).to.have.length(1);
+    assert.ok(Array.isArray(els));
+    assert.strictEqual(els.length, 1);
   });
   it('should find an element with a content-desc property containing an apostrophe', async function () {
-    await expect(driver.$('*[content-description="Access\'ibility"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[content-description="Access\'ibility"]').elementId) != null);
   });
   it('should find an element by class name', async function () {
     const el = await driver.$('android.widget.TextView');
     const text = await el.getText();
-    expect(text.toLowerCase()).to.equal('api demos');
+    assert.strictEqual(text.toLowerCase(), 'api demos');
   });
   it.skip('should find an element with a chain of attributes and pseudo-classes', async function () {
     // TODO: webdriver selects 'class name' strategy.
     // ref. https://github.com/webdriverio/webdriverio/blob/eba541a77dbc42173717e1c106a7c4d3ccb198f5/packages/webdriverio/src/utils/findStrategy.ts#L91-L96
     const el = await driver.$('android.widget.TextView[clickable=true]:nth-child(1)');
-    await expect(el.getText()).to.eventually.equal('Accessibility');
+    assert.strictEqual(await el.getText(), 'Accessibility');
   });
   it('should find an element with recursive UiSelectors', async function () {
     const els = await driver.$$('*[focused=true] *[clickable=true]');
-    expect(els).to.have.length(1);
+    assert.strictEqual(els.length, 1);
   });
   it('should find an element by a non-fully qualified class name using CSS tag name', async function () {
     const els = await driver.$$('android.widget.TextView');
-    expect(els.length).to.be.above(0);
+    assert.ok((await els.length) > 0);
   });
   it('should find elements using starts with attribute', async function () {
-    await expect(driver.$('*[description^="Animation"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[description^="Animation"]').elementId) != null);
   });
   it('should find elements using ends with attribute', async function () {
-    await expect(driver.$('*[description$="Animation"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[description$="Animation"]').elementId) != null);
   });
   it('should find elements using word match attribute', async function () {
-    await expect(driver.$('*[description~="Animation"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[description~="Animation"]').elementId) != null);
   });
   it('should find elements using wildcard attribute', async function () {
-    await expect(driver.$('*[description*="Animation"]').elementId).to.eventually.exist;
+    assert.ok((await driver.$('*[description*="Animation"]').elementId) != null);
   });
   it('should allow UiScrollable with unicode string', async function () {
     await driver.startActivity('io.appium.android.apis', '.text.Unicode');
     const selector = '*[text="عربي"]:instance(0)';
     const el = await driver.$(selector);
-    await expect(el.getText()).to.eventually.equal('عربي');
+    assert.strictEqual(await el.getText(), 'عربي');
   });
 });

test/functional/commands/find/by-id-e2e-specs.ts

@@ -1,14 +1,11 @@
+import assert from 'node:assert/strict';
 import {describe, it, before, after} from 'node:test';
 
-import {expect, use} from 'chai';
-import chaiAsPromised from 'chai-as-promised';
 import type {Browser} from 'webdriverio';
 
 import {APIDEMOS_CAPS} from '../../desired.js';
 import {initSession, deleteSession} from '../../helpers/session.js';
 
-use(chaiAsPromised);
-
 describe('Find - ID', function () {
   let driver: Browser;
 
@@ -19,11 +16,11 @@ describe('Find - ID', function () {
     await deleteSession();
   });
   it('should find an element by id', async function () {
-    await expect(driver.$('id=android:id/text1').elementId).to.eventually.exist;
+    assert.ok((await driver.$('id=android:id/text1').elementId) != null);
   });
   it('should return an array of one element with findElements', async function () {
     const els = await driver.$$('id=android:id/text1');
-    expect(els).to.be.an.instanceof(Array);
-    expect(els).to.have.length.above(1);
+    assert.ok(Array.isArray(els));
+    assert.ok(els.length > 1);
   });
 });

test/functional/commands/find/by-image-e2e-specs.ts

@@ -1,18 +1,15 @@
+import assert from 'node:assert/strict';
 import path from 'node:path';
 import {describe, it, before, after} from 'node:test';
 import {fileURLToPath} from 'node:url';
 
 import {node} from 'appium/support.js';
 import {sleep} from 'asyncbox';
-import {expect, use} from 'chai';
-import chaiAsPromised from 'chai-as-promised';
 import type {Browser} from 'webdriverio';
 
 import {APIDEMOS_CAPS, amendCapabilities} from '../../desired.js';
 import {initSession, deleteSession} from '../../helpers/session.js';
 
-use(chaiAsPromised);
-
 const MODULE_NAME = 'appium-uiautomator2-driver';
 const FILENAME = fileURLToPath(import.meta.url);
 const MODULE_ROOT = node.getModuleRootSync(MODULE_NAME, FILENAME);
@@ -47,34 +44,36 @@ describe('Find - Image', {skip: true}, function () {
 
   it('should find image elements', async function () {
     const els = await driver.$$(START_IMG);
-    expect(els).to.have.length(1);
+    assert.strictEqual(els.length, 1);
   });
   it('should find an image element', async function () {
     const el = await driver.$(START_IMG);
     const value = await el.getValue();
-    expect(value).to.match(/appium-image-element/);
+    assert.match(value, /appium-image-element/);
   });
   it('should not find an image element that is not matched', async function () {
-    await expect(driver.$(SQUARES_IMG)).to.eventually.be.rejectedWith(/Error response status: 7/);
+    await assert.rejects(async () => {
+      await driver.$(SQUARES_IMG);
+    }, /Error response status: 7/);
   });
   it('should find anything with a threshold low enough', async function () {
     const {imageMatchThreshold} = await driver.getSettings();
     await driver.updateSettings({imageMatchThreshold: 0});
     try {
-      await expect(driver.$(SQUARES_IMG).elementId).to.eventually.exist;
+      assert.ok((await driver.$(SQUARES_IMG).elementId) != null);
     } finally {
       await driver.updateSettings({imageMatchThreshold});
     }
   });
   it('should be able to get basic element properties', async function () {
     const el = await driver.$(START_IMG);
-    await expect(el.isDisplayed()).to.eventually.be.true;
+    assert.strictEqual(await el.isDisplayed(), true);
     const size = await el.getSize();
-    expect(size.width).to.be.above(0);
-    expect(size.height).to.be.above(0);
+    assert.ok(size.width > 0);
+    assert.ok(size.height > 0);
     const loc = await el.getLocation();
-    expect(loc.x).to.be.at.least(0);
-    expect(loc.y).to.be.at.least(0);
+    assert.ok(loc.x >= 0);
+    assert.ok(loc.y >= 0);
     // TODO: getLocationInView requires an argument - skipping for now
     // const locInView = await el.getLocationInView();
     // expect(locInView.x).to.eql(loc.x);
@@ -89,7 +88,7 @@ describe('Find - Image', {skip: true}, function () {
     const text = await readout.getText();
     const match = /Initial format: \d\d:(\d\d)/.exec(text);
     const secs = parseInt(match![1], 10);
-    expect(secs).to.be.above(2);
-    expect(secs).to.be.below(20);
+    assert.ok(secs > 2);
+    assert.ok(secs < 20);
   });
 });