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How to use assertions.notThrows method in ava

Best JavaScript code snippet using ava

assert.js

Source:assert.js

...1260});1261test('.notThrows()', gather(t => {1262	// Passes because the function doesn't throw1263	passes(t, () => {1264		assertions.notThrows(() => {});1265	});1266	passes(t, () => {1267		const {notThrows} = assertions;1268		notThrows(() => {});1269	});1270	// Fails because the function throws.1271	failsWith(t, () => {1272		assertions.notThrows(() => {1273			throw new Error('foo');1274		});1275	}, {1276		assertion: 'notThrows',1277		message: '',1278		values: [{label: 'Function threw:', formatted: /foo/}]1279	});1280	// Fails because the function throws. Asserts that message is used for the1281	// assertion, not to validate the thrown error.1282	failsWith(t, () => {1283		assertions.notThrows(() => {1284			throw new Error('foo');1285		}, 'my message');1286	}, {1287		assertion: 'notThrows',1288		message: 'my message',1289		values: [{label: 'Function threw:', formatted: /foo/}]1290	});1291	failsWith(t, () => {1292		assertions.notThrows(() => {}, null);1293	}, {1294		assertion: 'notThrows',1295		improperUsage: true,1296		message: 'The assertion message must be a string',1297		values: [{1298			label: 'Called with:',1299			formatted: /null/1300		}]1301	});1302}));1303test('.notThrowsAsync()', gather(t => {1304	// Passes because the promise is resolved1305	eventuallyPasses(t, () => assertions.notThrowsAsync(Promise.resolve()));1306	eventuallyPasses(t, () => {1307		const {notThrowsAsync} = assertions;1308		return notThrowsAsync(Promise.resolve());1309	});1310	// Fails because the promise is rejected1311	eventuallyFailsWith(t, () => assertions.notThrowsAsync(Promise.reject(new Error())), {1312		assertion: 'notThrowsAsync',1313		message: '',1314		values: [{label: 'Promise rejected with:', formatted: /Error/}]1315	});1316	// Passes because the function returned a resolved promise1317	eventuallyPasses(t, () => assertions.notThrowsAsync(() => Promise.resolve()));1318	// Fails because the function returned a rejected promise1319	eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => Promise.reject(new Error())), {1320		assertion: 'notThrowsAsync',1321		message: '',1322		values: [{label: 'Returned promise rejected with:', formatted: /Error/}]1323	});1324	// Fails because the function throws synchronously1325	eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => {1326		throw new Error('sync');1327	}, 'message'), {1328		assertion: 'notThrowsAsync',1329		message: 'message',1330		values: [1331			{label: 'Function threw:', formatted: /Error/}1332		]1333	});1334	// Fails because the function did not return a promise1335	eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => {}, 'message'), {1336		assertion: 'notThrowsAsync',1337		message: 'message',1338		values: [1339			{label: 'Function did not return a promise. Use `t.notThrows()` instead:', formatted: /undefined/}1340		]1341	});1342	eventuallyFailsWith(t, () => assertions.notThrowsAsync(Promise.resolve(), null), {1343		assertion: 'notThrowsAsync',1344		improperUsage: true,1345		message: 'The assertion message must be a string',1346		values: [{1347			label: 'Called with:',1348			formatted: /null/1349		}]1350	});1351}));1352test('.notThrowsAsync() returns undefined for a fulfilled promise', t => {1353	return assertions.notThrowsAsync(Promise.resolve(Symbol(''))).then(actual => {1354		t.is(actual, undefined);1355	});1356});1357test('.notThrowsAsync() returns undefined for a fulfilled promise returned by the function', t => {1358	return assertions.notThrowsAsync(() => {1359		return Promise.resolve(Symbol(''));1360	}).then(actual => {1361		t.is(actual, undefined);1362	});1363});1364test('.notThrows() fails if passed a bad value', t => {1365	failsWith(t, () => {1366		assertions.notThrows('not a function');1367	}, {1368		assertion: 'notThrows',1369		message: '`t.notThrows()` must be called with a function',1370		values: [{label: 'Called with:', formatted: /not a function/}]1371	});1372	t.end();1373});1374test('.notThrowsAsync() fails if passed a bad value', t => {1375	failsWith(t, () => {1376		assertions.notThrowsAsync('not a function');1377	}, {1378		assertion: 'notThrowsAsync',1379		message: '`t.notThrowsAsync()` must be called with a function or promise',1380		values: [{label: 'Called with:', formatted: /not a function/}]...

Using AI Code Generation

1const test = require('ava');2test('does not throw', t => {3	t.notThrows(() => {4	});5});6test('throws', t => {7	const error = t.throws(() => {8		throw new Error('foo');9	});10	t.is(error.message, 'foo');11});12test('throws async', async t => {13	const error = await t.throwsAsync(Promise.reject(new Error('foo')));14	t.is(error.message, 'foo');15});16const test = require('ava');17test('does not throw', t => {18	t.notThrows(() => {19	});20});21test('throws', t => {22	const error = t.throws(() => {23		throw new Error('foo');24	});25	t.is(error.message, 'foo');26});27test('throws async', async t => {28	const error = await t.throwsAsync(Promise.reject(new Error('foo')));29	t.is(error.message, 'foo');30});31const test = require('ava');32test('does not throw', t => {33	t.notThrows(() => {34	});35});36test('throws', t => {37	const error = t.throws(() => {38		throw new Error('foo');39	});40	t.is(error.message, 'foo');41});42test('throws async', async t => {43	const error = await t.throwsAsync(Promise.reject(new Error('foo')));44	t.is(error.message, 'foo');45});46const test = require('ava');47test('foo', t => {48	t.truthy('unicorn');49	t.truthy(1);50	t.truthy(true);51});52test('bar', t => {53	const bar = 'bar';54	t.truthy(bar);55});56const test = require('ava');57test('foo', t => {58	t.falsy('');59	t.falsy(0);60	t.falsy(false);61});62test('bar', t => {63	const bar = false;64	t.falsy(bar);65});66const test = require('ava');67test('foo', t => {68	t.pass();69});70test('bar', t => {71	t.pass();72});

Using AI Code Generation

1const test = require("ava");2const assert = require("assert");3test("notThrows", t => {4  assert.doesNotThrow(() => {5    throw new TypeError("Wrong value");6  });7});

Using AI Code Generation

1const test = require('ava');2test('does not throw', t => {3  t.notThrows(() => {4  });5});6const test = require('ava');7test('throws', t => {8  const error = t.throws(() => {9    throw new TypeError('Wrong value');10  });11  t.is(error.message, 'Wrong value');12});13const test = require('ava');14test('regex', t => {15  t.regex('I love unicorns', /love/);16});17const test = require('ava');18test('ifError', t => {19  t.ifError('error');20  t.ifError(0);21  t.ifError(false);22});23const test = require('ava');24test('snapshot', t => {25  t.snapshot({foo: 'bar'});26});27const test = require('ava');28test('pass', t => {29  t.pass();30});31const test = require('ava');32test('fail', t => {33  t.fail();34});35const test = require('ava');36test(t => {37  t.plan(2);38  t.is(1 + 1, 2);39  t.is(2 + 2, 4);40});41const test = require('ava');42test.cb(t => {43  setTimeout(() => {44    t.pass();45    t.end();46  }, 1000);47}, 2000);48const test = require('ava');49test('failing test', t => {50  t.failing('This test is expected to fail');51});52const test = require('ava');53test.todo('write this test');54const test = require('ava');55test.skip('will not be run', t => {56  t.fail();57});

Using AI Code Generation

1const test = require('ava');2test('throws', t => {3	t.notThrows(() => {4		throw new TypeError('foo');5	});6});7const test = require('ava');8test('throws', async t => {9	await t.notThrowsAsync(Promise.resolve());10});11const test = require('ava');12test('throws', async t => {13	await t.notThrowsAsync(Promise.reject(new TypeError('foo')));14});15const test = require('ava');16test('passes', t => {17	t.pass();18});19const test = require('ava');20test('regex', t => {21	t.regex('I love unicorns', /unicorn/);22});23const test = require('ava');24test('snapshot', t => {25	t.snapshot({foo: 'bar'});26});27const test = require('ava');28test('snapshot', t => {29	const bar = 'baz';30	t.snapshot({foo: bar});31});32const test = require('ava');33test('snapshot', t => {34	t.snapshot({foo: 'bar'}, {id: 'my snapshot'});35});36const test = require('ava');37test('snapshot', t => {38	t.snapshot({foo: 'bar'}, {id: 'my snapshot', match: /bar/});39});40const test = require('ava');41test('snapshot', t => {42	t.snapshot({foo: 'bar'}, {id: 'my snapshot', match: /bar/, serialize: JSON.stringify});43});

Using AI Code Generation

1import test from 'ava';2import fn from './';3test(t => {4	t.notThrows(fn, 'unicorn');5});6### `throws(fn, [error, [message]])`7import test from 'ava';8import fn from './';9test(t => {10	t.throws(fn, 'unicorn');11});12### `throwsAsync(fn, [error, [message]])`13import test from 'ava';14import fn from './';15test(t => {16	t.throwsAsync(fn, 'unicorn');17});18### `ifError(error, [message])`19import test from 'ava';20import fn from './';21test(t => {22	t.ifError(error, 'unicorn');23});24### `plan(count)`25import test from 'ava';26import fn from './';27test(t => {28	t.plan(1);29	return somePromise().then(result => {30		t.is(result, 'unicorn');31	});32});33### `snapshot(value, [message])`

Using AI Code Generation

1const test = require('ava');2const { add } = require('./add');3test('add', t => {4  t.notThrows(() => {5    add(1, 2);6  });7});

Using AI Code Generation

1const { test } = require('ava');2const { notThrows } = require('assert');3test('notThrows', t => {4    t.notThrows(() => {5        throw new TypeError('foo');6    });7});8const { test } = require('ava');9const { throws } = require('assert');10test('throws', t => {11    t.throws(() => {12        throw new TypeError('foo');13    });14});15const { test } = require('ava');16const { throwsAsync } = require('assert');17test('throwsAsync', async t => {18    await t.throwsAsync(async () => {19        throw new TypeError('foo');20    });21});22const { test } = require('ava');23const { notThrowsAsync } = require('assert');24test('notThrowsAsync', async t => {25    await t.notThrowsAsync(async () => {26        throw new TypeError('foo');27    });28});29const { test } = require('ava');30const { ifError } = require('assert');31test('ifError', t => {32    t.ifError(null);33});34const { test } = require('ava');35const { match } = require('assert');36test('match', t => {37    t.match('I will fail', /pass/);38});39const { test } = require('ava');40const { doesNotMatch } = require('assert');41test('doesNotMatch', t => {42    t.doesNotMatch('I will pass', /fail/);43});44const { test } = require('ava');45const { strict } = require('assert');46test('strict', t => {47    t.strict({ a: 1 }, { a: 1 });48});49const { test } = require('ava');50const { deepStrictEqual } = require('assert');51test('deepStrictEqual', t => {52    t.deepStrictEqual({ a: 1 }, { a: 1 });53});54const { test } = require('ava');

Using AI Code Generation

1const test = require('ava');2const {notThrows} = require('assert');3test('assert.notThrows(fn)', t => {4  notThrows(() => {5    throw new TypeError('foo');6  });7});

Using AI Code Generation

1const assert = require('assert');2const { notThrows, throws } = require('assert/strict');3const { test } = require('ava');4const { test1 } = require('./test1');5test('test1', t => {6    t.notThrows(() => {7        test1();8    });9});10### `assert.rejects(block[, error][, message])`11const assert = require('assert');12const { rejects } = require('assert/strict');13const { test } = require('ava');14const { test1 } = require('./test1');15test('test1', async t => {16    await t.throwsAsync(async () => {17        await test1();18    });19});20### `assert.strict.equal(actual, expected[, message])`21const assert = require('assert');22const { strict } = require('assert/strict');23const { test } = require('ava');24const { test1 } = require('./test1');25test('test1', t => {26    t.deepEqual(test1(), 'test');27});28### `assert.strict.notEqual(actual, expected[, message])`29The `assert.strict.notEqual()` method tests shallow, coercive non-equality between the actual and expected arguments using the `Object.is()` comparison algorithm. If the values are equal, an `Assertion

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