How to use assertions.snapshot method in ava

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assert.js

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1'use strict';2require('../​lib/​chalk').set();3require('../​lib/​worker/​options').set({color: false});4const path = require('path');5const stripAnsi = require('strip-ansi');6const React = require('react');7const renderer = require('react-test-renderer');8const test = require('tap').test;9const assert = require('../​lib/​assert');10const snapshotManager = require('../​lib/​snapshot-manager');11const Test = require('../​lib/​test');12const HelloMessage = require('./​fixture/​hello-message');13let lastFailure = null;14let lastPassed = false;15const assertions = assert.wrapAssertions({16 pass(testObj) {17 if (testObj !== assertions && !(testObj instanceof Test)) {18 throw new Error('Expected testObj');19 }20 lastPassed = true;21 },22 pending(testObj, promise) {23 if (testObj !== assertions && !(testObj instanceof Test)) {24 throw new Error('Expected testObj');25 }26 promise.then(() => {27 lastPassed = true;28 }, err => {29 lastFailure = err;30 });31 },32 fail(testObj, error) {33 if (testObj !== assertions && !(testObj instanceof Test)) {34 throw new Error('Expected testObj');35 }36 lastFailure = error;37 }38});39function assertFailure(t, subset) {40 if (!lastFailure) {41 t.fail('Expected assertion to fail');42 return;43 }44 t.is(lastFailure.assertion, subset.assertion);45 t.is(lastFailure.message, subset.message);46 t.is(lastFailure.name, 'AssertionError');47 t.is(lastFailure.operator, subset.operator);48 if (subset.raw) {49 t.is(lastFailure.raw.expected, subset.raw.expected);50 t.is(lastFailure.raw.actual, subset.raw.actual);51 }52 if (subset.statements) {53 t.is(lastFailure.statements.length, subset.statements.length);54 lastFailure.statements.forEach((s, i) => {55 t.is(s[0], subset.statements[i][0]);56 t.match(s[1], subset.statements[i][1]);57 });58 } else {59 t.same(lastFailure.statements, []);60 }61 if (subset.values) {62 t.is(lastFailure.values.length, subset.values.length);63 lastFailure.values.forEach((s, i) => {64 t.is(s.label, subset.values[i].label);65 t.match(stripAnsi(s.formatted), subset.values[i].formatted);66 });67 } else {68 t.same(lastFailure.values, []);69 }70}71let gathering = false;72let gatheringPromise = Promise.resolve();73function gather(run) {74 return t => {75 if (gathering) {76 throw new Error('Cannot nest gather()');77 }78 gathering = true;79 try {80 run(t);81 return gatheringPromise;82 } finally {83 gathering = false;84 gatheringPromise = Promise.resolve();85 }86 };87}88function add(fn) {89 if (!gathering) {90 throw new Error('Cannot add promise, must be called from gather() callback');91 }92 gatheringPromise = gatheringPromise.then(fn);93 return gatheringPromise;94}95function failsWith(t, fn, subset) {96 lastFailure = null;97 fn();98 assertFailure(t, subset);99}100function eventuallyFailsWith(t, fn, subset) {101 return add(() => {102 lastFailure = null;103 return fn().then(() => {104 assertFailure(t, subset);105 });106 });107}108function fails(t, fn) {109 lastFailure = null;110 fn();111 if (lastFailure) {112 t.pass();113 } else {114 t.fail('Expected assertion to fail');115 }116}117/​* Might be useful118function eventuallyFails(t, fn) {119 return add(() => {120 lastFailure = null;121 return fn().then(() => {122 if (lastFailure) {123 t.pass();124 } else {125 t.fail('Expected assertion to fail');126 }127 });128 });129}130*/​131function passes(t, fn) {132 lastPassed = false;133 lastFailure = null;134 fn();135 if (lastPassed) {136 t.pass();137 } else {138 t.ifError(lastFailure, 'Expected assertion to pass');139 }140}141function eventuallyPasses(t, fn) {142 return add(() => {143 lastPassed = false;144 lastFailure = null;145 return fn().then(() => {146 if (lastPassed) {147 t.pass();148 } else {149 t.ifError(lastFailure, 'Expected assertion to pass');150 }151 });152 });153}154test('.pass()', t => {155 passes(t, () => {156 assertions.pass();157 });158 t.end();159});160test('.fail()', t => {161 failsWith(t, () => {162 assertions.fail();163 }, {164 assertion: 'fail',165 message: 'Test failed via `t.fail()`'166 });167 failsWith(t, () => {168 assertions.fail('my message');169 }, {170 assertion: 'fail',171 message: 'my message'172 });173 t.end();174});175test('.is()', t => {176 passes(t, () => {177 assertions.is('foo', 'foo');178 });179 passes(t, () => {180 assertions.is('', '');181 });182 passes(t, () => {183 assertions.is(true, true);184 });185 passes(t, () => {186 assertions.is(false, false);187 });188 passes(t, () => {189 assertions.is(null, null);190 });191 passes(t, () => {192 assertions.is(undefined, undefined);193 });194 passes(t, () => {195 assertions.is(1, 1);196 });197 passes(t, () => {198 assertions.is(0, 0);199 });200 passes(t, () => {201 assertions.is(-0, -0);202 });203 passes(t, () => {204 assertions.is(NaN, NaN);205 });206 passes(t, () => {207 assertions.is(0 /​ 0, NaN);208 });209 passes(t, () => {210 const someRef = {foo: 'bar'};211 assertions.is(someRef, someRef);212 });213 fails(t, () => {214 assertions.is(0, -0);215 });216 fails(t, () => {217 assertions.is(0, false);218 });219 fails(t, () => {220 assertions.is('', false);221 });222 fails(t, () => {223 assertions.is('0', 0);224 });225 fails(t, () => {226 assertions.is('17', 17);227 });228 fails(t, () => {229 assertions.is([1, 2], '1,2');230 });231 fails(t, () => {232 /​/​ eslint-disable-next-line no-new-wrappers, unicorn/​new-for-builtins233 assertions.is(new String('foo'), 'foo');234 });235 fails(t, () => {236 assertions.is(null, undefined);237 });238 fails(t, () => {239 assertions.is(null, false);240 });241 fails(t, () => {242 assertions.is(undefined, false);243 });244 fails(t, () => {245 /​/​ eslint-disable-next-line no-new-wrappers, unicorn/​new-for-builtins246 assertions.is(new String('foo'), new String('foo'));247 });248 fails(t, () => {249 assertions.is(0, null);250 });251 fails(t, () => {252 assertions.is(0, NaN);253 });254 fails(t, () => {255 assertions.is('foo', NaN);256 });257 failsWith(t, () => {258 assertions.is({foo: 'bar'}, {foo: 'bar'});259 }, {260 assertion: 'is',261 message: '',262 actual: {foo: 'bar'},263 expected: {foo: 'bar'},264 values: [{265 label: 'Values are deeply equal to each other, but they are not the same:',266 formatted: /​foo/​267 }]268 });269 failsWith(t, () => {270 assertions.is('foo', 'bar');271 }, {272 assertion: 'is',273 message: '',274 raw: {actual: 'foo', expected: 'bar'},275 values: [276 {label: 'Difference:', formatted: /​- 'foo'\n\+ 'bar'/​}277 ]278 });279 failsWith(t, () => {280 assertions.is('foo', 42);281 }, {282 actual: 'foo',283 assertion: 'is',284 expected: 42,285 message: '',286 values: [287 {label: 'Difference:', formatted: /​- 'foo'\n\+ 42/​}288 ]289 });290 failsWith(t, () => {291 assertions.is('foo', 42, 'my message');292 }, {293 assertion: 'is',294 message: 'my message',295 values: [296 {label: 'Difference:', formatted: /​- 'foo'\n\+ 42/​}297 ]298 });299 failsWith(t, () => {300 assertions.is(0, -0, 'my message');301 }, {302 assertion: 'is',303 message: 'my message',304 values: [305 {label: 'Difference:', formatted: /​- 0\n\+ -0/​}306 ]307 });308 failsWith(t, () => {309 assertions.is(-0, 0, 'my message');310 }, {311 assertion: 'is',312 message: 'my message',313 values: [314 {label: 'Difference:', formatted: /​- -0\n\+ 0/​}315 ]316 });317 t.end();318});319test('.not()', t => {320 passes(t, () => {321 assertions.not('foo', 'bar');322 });323 fails(t, () => {324 assertions.not(NaN, NaN);325 });326 fails(t, () => {327 assertions.not(0 /​ 0, NaN);328 });329 failsWith(t, () => {330 assertions.not('foo', 'foo');331 }, {332 assertion: 'not',333 message: '',334 raw: {actual: 'foo', expected: 'foo'},335 values: [{label: 'Value is the same as:', formatted: /​foo/​}]336 });337 failsWith(t, () => {338 assertions.not('foo', 'foo', 'my message');339 }, {340 assertion: 'not',341 message: 'my message',342 values: [{label: 'Value is the same as:', formatted: /​foo/​}]343 });344 t.end();345});346test('.deepEqual()', t => {347 /​/​ Tests starting here are to detect regressions in the underlying libraries348 /​/​ used to test deep object equality349 fails(t, () => {350 assertions.deepEqual({a: false}, {a: 0});351 });352 passes(t, () => {353 assertions.deepEqual({354 a: 'a',355 b: 'b'356 }, {357 b: 'b',358 a: 'a'359 });360 });361 passes(t, () => {362 assertions.deepEqual({363 a: 'a',364 b: 'b',365 c: {366 d: 'd'367 }368 }, {369 c: {370 d: 'd'371 },372 b: 'b',373 a: 'a'374 });375 });376 fails(t, () => {377 assertions.deepEqual([1, 2, 3], [1, 2, 3, 4]);378 });379 passes(t, () => {380 assertions.deepEqual([1, 2, 3], [1, 2, 3]);381 });382 fails(t, () => {383 const fnA = a => a;384 const fnB = a => a;385 assertions.deepEqual(fnA, fnB);386 });387 passes(t, () => {388 const x1 = {z: 4};389 const y1 = {x: x1};390 x1.y = y1;391 const x2 = {z: 4};392 const y2 = {x: x2};393 x2.y = y2;394 assertions.deepEqual(x1, x2);395 });396 passes(t, () => {397 function Foo(a) {398 this.a = a;399 }400 const x = new Foo(1);401 const y = new Foo(1);402 assertions.deepEqual(x, y);403 });404 fails(t, () => {405 function Foo(a) {406 this.a = a;407 }408 function Bar(a) {409 this.a = a;410 }411 const x = new Foo(1);412 const y = new Bar(1);413 assertions.deepEqual(x, y);414 });415 fails(t, () => {416 assertions.deepEqual({417 a: 'a',418 b: 'b',419 c: {420 d: false421 }422 }, {423 c: {424 d: 0425 },426 b: 'b',427 a: 'a'428 });429 });430 fails(t, () => {431 assertions.deepEqual({}, []);432 });433 fails(t, () => {434 assertions.deepEqual({0: 'a', 1: 'b'}, ['a', 'b']);435 });436 fails(t, () => {437 assertions.deepEqual({a: 1}, {a: 1, b: undefined});438 });439 fails(t, () => {440 assertions.deepEqual(new Date('1972-08-01'), null);441 });442 fails(t, () => {443 assertions.deepEqual(new Date('1972-08-01'), undefined);444 });445 passes(t, () => {446 assertions.deepEqual(new Date('1972-08-01'), new Date('1972-08-01'));447 });448 passes(t, () => {449 assertions.deepEqual({x: new Date('1972-08-01')}, {x: new Date('1972-08-01')});450 });451 fails(t, () => {452 assertions.deepEqual(() => {}, () => {});453 });454 passes(t, () => {455 assertions.deepEqual(undefined, undefined);456 assertions.deepEqual({x: undefined}, {x: undefined});457 assertions.deepEqual({x: [undefined]}, {x: [undefined]});458 });459 passes(t, () => {460 assertions.deepEqual(null, null);461 assertions.deepEqual({x: null}, {x: null});462 assertions.deepEqual({x: [null]}, {x: [null]});463 });464 passes(t, () => {465 assertions.deepEqual(0, 0);466 assertions.deepEqual(1, 1);467 assertions.deepEqual(3.14, 3.14);468 });469 fails(t, () => {470 assertions.deepEqual(0, 1);471 });472 fails(t, () => {473 assertions.deepEqual(1, -1);474 });475 fails(t, () => {476 assertions.deepEqual(3.14, 2.72);477 });478 fails(t, () => {479 assertions.deepEqual({0: 'a', 1: 'b'}, ['a', 'b']);480 });481 passes(t, () => {482 assertions.deepEqual(483 [484 {foo: {z: 100, y: 200, x: 300}},485 'bar',486 11,487 {baz: {d: 4, a: 1, b: 2, c: 3}}488 ],489 [490 {foo: {x: 300, y: 200, z: 100}},491 'bar',492 11,493 {baz: {c: 3, b: 2, a: 1, d: 4}}494 ]495 );496 });497 passes(t, () => {498 assertions.deepEqual(499 {x: {a: 1, b: 2}, y: {c: 3, d: 4}},500 {y: {d: 4, c: 3}, x: {b: 2, a: 1}}501 );502 });503 passes(t, () => {504 assertions.deepEqual(505 renderer.create(React.createElement(HelloMessage, {name: 'Sindre'})).toJSON(),506 React.createElement('div', null, 'Hello ', React.createElement('mark', null, 'Sindre'))507 );508 });509 /​/​ Regression test end here510 passes(t, () => {511 assertions.deepEqual({a: 'a'}, {a: 'a'});512 });513 passes(t, () => {514 assertions.deepEqual(['a', 'b'], ['a', 'b']);515 });516 fails(t, () => {517 assertions.deepEqual({a: 'a'}, {a: 'b'});518 });519 fails(t, () => {520 assertions.deepEqual(['a', 'b'], ['a', 'a']);521 });522 fails(t, () => {523 assertions.deepEqual([['a', 'b'], 'c'], [['a', 'b'], 'd']);524 });525 fails(t, () => {526 const circular = ['a', 'b'];527 circular.push(circular);528 assertions.deepEqual([circular, 'c'], [circular, 'd']);529 });530 failsWith(t, () => {531 assertions.deepEqual('foo', 'bar');532 }, {533 assertion: 'deepEqual',534 message: '',535 raw: {actual: 'foo', expected: 'bar'},536 values: [{label: 'Difference:', formatted: /​- 'foo'\n\+ 'bar'/​}]537 });538 failsWith(t, () => {539 assertions.deepEqual('foo', 42);540 }, {541 assertion: 'deepEqual',542 message: '',543 raw: {actual: 'foo', expected: 42},544 values: [{label: 'Difference:', formatted: /​- 'foo'\n\+ 42/​}]545 });546 failsWith(t, () => {547 assertions.deepEqual('foo', 42, 'my message');548 }, {549 assertion: 'deepEqual',550 message: 'my message',551 values: [{label: 'Difference:', formatted: /​- 'foo'\n\+ 42/​}]552 });553 t.end();554});555test('.notDeepEqual()', t => {556 passes(t, () => {557 assertions.notDeepEqual({a: 'a'}, {a: 'b'});558 });559 passes(t, () => {560 assertions.notDeepEqual(['a', 'b'], ['c', 'd']);561 });562 const actual = {a: 'a'};563 const expected = {a: 'a'};564 failsWith(t, () => {565 assertions.notDeepEqual(actual, expected);566 }, {567 actual,568 assertion: 'notDeepEqual',569 expected,570 message: '',571 raw: {actual, expected},572 values: [{label: 'Value is deeply equal:', formatted: /​.*\{.*\n.*a: 'a'/​}]573 });574 failsWith(t, () => {575 assertions.notDeepEqual(['a', 'b'], ['a', 'b'], 'my message');576 }, {577 assertion: 'notDeepEqual',578 message: 'my message',579 values: [{label: 'Value is deeply equal:', formatted: /​.*\[.*\n.*'a',\n.*'b',/​}]580 });581 t.end();582});583test('.throws()', gather(t => {584 /​/​ Fails because function doesn't throw.585 failsWith(t, () => {586 assertions.throws(() => {});587 }, {588 assertion: 'throws',589 message: '',590 values: [{label: 'Function returned:', formatted: /​undefined/​}]591 });592 /​/​ Fails because function doesn't throw. Asserts that 'my message' is used593 /​/​ as the assertion message (*not* compared against the error).594 failsWith(t, () => {595 assertions.throws(() => {}, null, 'my message');596 }, {597 assertion: 'throws',598 message: 'my message',599 values: [{label: 'Function returned:', formatted: /​undefined/​}]600 });601 /​/​ Fails because the function returned a promise.602 failsWith(t, () => {603 assertions.throws(() => Promise.resolve());604 }, {605 assertion: 'throws',606 message: '',607 values: [{label: 'Function returned a promise. Use `t.throwsAsync()` instead:', formatted: /​Promise/​}]608 });609 /​/​ Fails because thrown exception is not an error610 failsWith(t, () => {611 assertions.throws(() => {612 const err = 'foo';613 throw err;614 });615 }, {616 assertion: 'throws',617 message: '',618 values: [619 {label: 'Function threw exception that is not an error:', formatted: /​'foo'/​}620 ]621 });622 /​/​ Fails because thrown error's message is not equal to 'bar'623 failsWith(t, () => {624 const err = new Error('foo');625 assertions.throws(() => {626 throw err;627 }, 'bar');628 }, {629 assertion: 'throws',630 message: '',631 values: [632 {label: 'Function threw unexpected exception:', formatted: /​foo/​},633 {label: 'Expected message to equal:', formatted: /​bar/​}634 ]635 });636 /​/​ Fails because thrown error is not the right instance637 failsWith(t, () => {638 const err = new Error('foo');639 assertions.throws(() => {640 throw err;641 }, class Foo {});642 }, {643 assertion: 'throws',644 message: '',645 values: [646 {label: 'Function threw unexpected exception:', formatted: /​foo/​},647 {label: 'Expected instance of:', formatted: /​Foo/​}648 ]649 });650 /​/​ Passes because thrown error's message is equal to 'bar'651 passes(t, () => {652 const err = new Error('foo');653 assertions.throws(() => {654 throw err;655 }, 'foo');656 });657 /​/​ Passes because an error is thrown.658 passes(t, () => {659 assertions.throws(() => {660 throw new Error('foo');661 });662 });663 /​/​ Passes because the correct error is thrown.664 passes(t, () => {665 const err = new Error('foo');666 assertions.throws(() => {667 throw err;668 }, {is: err});669 });670 /​/​ Fails because the thrown value is not an error671 fails(t, () => {672 const obj = {};673 assertions.throws(() => {674 throw obj;675 }, {is: obj});676 });677 /​/​ Fails because the thrown value is not the right one678 fails(t, () => {679 const err = new Error('foo');680 assertions.throws(() => {681 throw err;682 }, {is: {}});683 });684 /​/​ Passes because the correct error is thrown.685 passes(t, () => {686 assertions.throws(() => {687 throw new TypeError(); /​/​ eslint-disable-line unicorn/​error-message688 }, {name: 'TypeError'});689 });690 /​/​ Fails because the thrown value is not an error691 fails(t, () => {692 assertions.throws(() => {693 const err = {name: 'Bob'};694 throw err;695 }, {name: 'Bob'});696 });697 /​/​ Fails because the thrown value is not the right one698 fails(t, () => {699 assertions.throws(() => {700 throw new Error('foo');701 }, {name: 'TypeError'});702 });703 /​/​ Passes because the correct error is thrown.704 passes(t, () => {705 assertions.throws(() => {706 const err = new TypeError(); /​/​ eslint-disable-line unicorn/​error-message707 err.code = 'ERR_TEST';708 throw err;709 }, {code: 'ERR_TEST'});710 });711 /​/​ Passes because the correct error is thrown.712 passes(t, () => {713 assertions.throws(() => {714 const err = new TypeError(); /​/​ eslint-disable-line unicorn/​error-message715 err.code = 42;716 throw err;717 }, {code: 42});718 });719 /​/​ Fails because the thrown value is not the right one720 fails(t, () => {721 assertions.throws(() => {722 const err = new TypeError(); /​/​ eslint-disable-line unicorn/​error-message723 err.code = 'ERR_NOPE';724 throw err;725 }, {code: 'ERR_TEST'});726 });727}));728test('.throws() returns the thrown error', t => {729 const expected = new Error();730 const actual = assertions.throws(() => {731 throw expected;732 });733 t.is(actual, expected);734 t.end();735});736test('.throwsAsync()', gather(t => {737 /​/​ Fails because the promise is resolved, not rejected.738 eventuallyFailsWith(t, () => assertions.throwsAsync(Promise.resolve('foo')), {739 assertion: 'throwsAsync',740 message: '',741 values: [{label: 'Promise resolved with:', formatted: /​'foo'/​}]742 });743 /​/​ Fails because the promise is resolved with an Error744 eventuallyFailsWith(t, () => assertions.throwsAsync(Promise.resolve(new Error())), {745 assertion: 'throwsAsync',746 message: '',747 values: [{label: 'Promise resolved with:', formatted: /​Error/​}]748 });749 /​/​ Fails because the function returned a promise that resolved, not rejected.750 eventuallyFailsWith(t, () => assertions.throwsAsync(() => Promise.resolve('foo')), {751 assertion: 'throwsAsync',752 message: '',753 values: [{label: 'Returned promise resolved with:', formatted: /​'foo'/​}]754 });755 /​/​ Passes because the promise was rejected with an error.756 eventuallyPasses(t, () => assertions.throwsAsync(Promise.reject(new Error())));757 /​/​ Passes because the function returned a promise rejected with an error.758 eventuallyPasses(t, () => assertions.throwsAsync(() => Promise.reject(new Error())));759 /​/​ Passes because the error's message matches the regex760 eventuallyPasses(t, () => assertions.throwsAsync(Promise.reject(new Error('abc')), /​abc/​));761 /​/​ Fails because the error's message does not match the regex762 eventuallyFailsWith(t, () => assertions.throwsAsync(Promise.reject(new Error('abc')), /​def/​), {763 assertion: 'throwsAsync',764 message: '',765 values: [766 {label: 'Promise rejected with unexpected exception:', formatted: /​Error/​},767 {label: 'Expected message to match:', formatted: /​\/​def\/​/​}768 ]769 });770 /​/​ Fails because the function throws synchronously771 eventuallyFailsWith(t, () => assertions.throwsAsync(() => {772 throw new Error('sync');773 }, null, 'message'), {774 assertion: 'throwsAsync',775 message: 'message',776 values: [777 {label: 'Function threw synchronously. Use `t.throws()` instead:', formatted: /​Error/​}778 ]779 });780 /​/​ Fails because the function did not return a promise781 eventuallyFailsWith(t, () => assertions.throwsAsync(() => {}, null, 'message'), {782 assertion: 'throwsAsync',783 message: 'message',784 values: [785 {label: 'Function returned:', formatted: /​undefined/​}786 ]787 });788}));789test('.throwsAsync() returns the rejection reason of promise', t => {790 const expected = new Error();791 return assertions.throwsAsync(Promise.reject(expected)).then(actual => {792 t.is(actual, expected);793 t.end();794 });795});796test('.throwsAsync() returns the rejection reason of a promise returned by the function', t => {797 const expected = new Error();798 return assertions.throwsAsync(() => {799 return Promise.reject(expected);800 }).then(actual => {801 t.is(actual, expected);802 t.end();803 });804});805test('.throws() fails if passed a bad value', t => {806 failsWith(t, () => {807 assertions.throws('not a function');808 }, {809 assertion: 'throws',810 message: '`t.throws()` must be called with a function',811 values: [{label: 'Called with:', formatted: /​not a function/​}]812 });813 t.end();814});815test('.throwsAsync() fails if passed a bad value', t => {816 failsWith(t, () => {817 assertions.throwsAsync('not a function');818 }, {819 assertion: 'throwsAsync',820 message: '`t.throwsAsync()` must be called with a function or promise',821 values: [{label: 'Called with:', formatted: /​not a function/​}]822 });823 t.end();824});825test('.throws() fails if passed a bad expectation', t => {826 failsWith(t, () => {827 assertions.throws(() => {}, true);828 }, {829 assertion: 'throws',830 message: 'The second argument to `t.throws()` must be a function, string, regular expression, expectation object or `null`',831 values: [{label: 'Called with:', formatted: /​true/​}]832 });833 failsWith(t, () => {834 assertions.throws(() => {}, {});835 }, {836 assertion: 'throws',837 message: 'The second argument to `t.throws()` must be a function, string, regular expression, expectation object or `null`',838 values: [{label: 'Called with:', formatted: /​\{\}/​}]839 });840 failsWith(t, () => {841 assertions.throws(() => {}, []);842 }, {843 assertion: 'throws',844 message: 'The second argument to `t.throws()` must be a function, string, regular expression, expectation object or `null`',845 values: [{label: 'Called with:', formatted: /​\[\]/​}]846 });847 failsWith(t, () => {848 assertions.throws(() => {}, {code: {}});849 }, {850 assertion: 'throws',851 message: 'The `code` property of the second argument to `t.throws()` must be a string or number',852 values: [{label: 'Called with:', formatted: /​code: {}/​}]853 });854 failsWith(t, () => {855 assertions.throws(() => {}, {instanceOf: null});856 }, {857 assertion: 'throws',858 message: 'The `instanceOf` property of the second argument to `t.throws()` must be a function',859 values: [{label: 'Called with:', formatted: /​instanceOf: null/​}]860 });861 failsWith(t, () => {862 assertions.throws(() => {}, {message: null});863 }, {864 assertion: 'throws',865 message: 'The `message` property of the second argument to `t.throws()` must be a string or regular expression',866 values: [{label: 'Called with:', formatted: /​message: null/​}]867 });868 failsWith(t, () => {869 assertions.throws(() => {}, {name: null});870 }, {871 assertion: 'throws',872 message: 'The `name` property of the second argument to `t.throws()` must be a string',873 values: [{label: 'Called with:', formatted: /​name: null/​}]874 });875 failsWith(t, () => {876 assertions.throws(() => {}, {is: {}, message: '', name: '', of() {}, foo: null});877 }, {878 assertion: 'throws',879 message: 'The second argument to `t.throws()` contains unexpected properties',880 values: [{label: 'Called with:', formatted: /​foo: null/​}]881 });882 t.end();883});884test('.throwsAsync() fails if passed a bad expectation', t => {885 failsWith(t, () => {886 assertions.throwsAsync(() => {}, true);887 }, {888 assertion: 'throwsAsync',889 message: 'The second argument to `t.throwsAsync()` must be a function, string, regular expression, expectation object or `null`',890 values: [{label: 'Called with:', formatted: /​true/​}]891 });892 failsWith(t, () => {893 assertions.throwsAsync(() => {}, {});894 }, {895 assertion: 'throwsAsync',896 message: 'The second argument to `t.throwsAsync()` must be a function, string, regular expression, expectation object or `null`',897 values: [{label: 'Called with:', formatted: /​\{\}/​}]898 });899 failsWith(t, () => {900 assertions.throwsAsync(() => {}, []);901 }, {902 assertion: 'throwsAsync',903 message: 'The second argument to `t.throwsAsync()` must be a function, string, regular expression, expectation object or `null`',904 values: [{label: 'Called with:', formatted: /​\[\]/​}]905 });906 failsWith(t, () => {907 assertions.throwsAsync(() => {}, {code: {}});908 }, {909 assertion: 'throwsAsync',910 message: 'The `code` property of the second argument to `t.throwsAsync()` must be a string or number',911 values: [{label: 'Called with:', formatted: /​code: {}/​}]912 });913 failsWith(t, () => {914 assertions.throwsAsync(() => {}, {instanceOf: null});915 }, {916 assertion: 'throwsAsync',917 message: 'The `instanceOf` property of the second argument to `t.throwsAsync()` must be a function',918 values: [{label: 'Called with:', formatted: /​instanceOf: null/​}]919 });920 failsWith(t, () => {921 assertions.throwsAsync(() => {}, {message: null});922 }, {923 assertion: 'throwsAsync',924 message: 'The `message` property of the second argument to `t.throwsAsync()` must be a string or regular expression',925 values: [{label: 'Called with:', formatted: /​message: null/​}]926 });927 failsWith(t, () => {928 assertions.throwsAsync(() => {}, {name: null});929 }, {930 assertion: 'throwsAsync',931 message: 'The `name` property of the second argument to `t.throwsAsync()` must be a string',932 values: [{label: 'Called with:', formatted: /​name: null/​}]933 });934 failsWith(t, () => {935 assertions.throwsAsync(() => {}, {is: {}, message: '', name: '', of() {}, foo: null});936 }, {937 assertion: 'throwsAsync',938 message: 'The second argument to `t.throwsAsync()` contains unexpected properties',939 values: [{label: 'Called with:', formatted: /​foo: null/​}]940 });941 t.end();942});943test('.notThrows()', gather(t => {944 /​/​ Passes because the function doesn't throw945 passes(t, () => {946 assertions.notThrows(() => {});947 });948 /​/​ Fails because the function throws.949 failsWith(t, () => {950 assertions.notThrows(() => {951 throw new Error('foo');952 });953 }, {954 assertion: 'notThrows',955 message: '',956 values: [{label: 'Function threw:', formatted: /​foo/​}]957 });958 /​/​ Fails because the function throws. Asserts that message is used for the959 /​/​ assertion, not to validate the thrown error.960 failsWith(t, () => {961 assertions.notThrows(() => {962 throw new Error('foo');963 }, 'my message');964 }, {965 assertion: 'notThrows',966 message: 'my message',967 values: [{label: 'Function threw:', formatted: /​foo/​}]968 });969}));970test('.notThrowsAsync()', gather(t => {971 /​/​ Passes because the promise is resolved972 eventuallyPasses(t, () => assertions.notThrowsAsync(Promise.resolve()));973 /​/​ Fails because the promise is rejected974 eventuallyFailsWith(t, () => assertions.notThrowsAsync(Promise.reject(new Error())), {975 assertion: 'notThrowsAsync',976 message: '',977 values: [{label: 'Promise rejected with:', formatted: /​Error/​}]978 });979 /​/​ Passes because the function returned a resolved promise980 eventuallyPasses(t, () => assertions.notThrowsAsync(() => Promise.resolve()));981 /​/​ Fails because the function returned a rejected promise982 eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => Promise.reject(new Error())), {983 assertion: 'notThrowsAsync',984 message: '',985 values: [{label: 'Returned promise rejected with:', formatted: /​Error/​}]986 });987 /​/​ Fails because the function throws synchronously988 eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => {989 throw new Error('sync');990 }, 'message'), {991 assertion: 'notThrowsAsync',992 message: 'message',993 values: [994 {label: 'Function threw:', formatted: /​Error/​}995 ]996 });997 /​/​ Fails because the function did not return a promise998 eventuallyFailsWith(t, () => assertions.notThrowsAsync(() => {}, 'message'), {999 assertion: 'notThrowsAsync',1000 message: 'message',1001 values: [1002 {label: 'Function did not return a promise. Use `t.notThrows()` instead:', formatted: /​undefined/​}1003 ]1004 });1005}));1006test('.notThrowsAsync() returns undefined for a fulfilled promise', t => {1007 return assertions.notThrowsAsync(Promise.resolve(Symbol(''))).then(actual => {1008 t.is(actual, undefined);1009 });1010});1011test('.notThrowsAsync() returns undefined for a fulfilled promise returned by the function', t => {1012 return assertions.notThrowsAsync(() => {1013 return Promise.resolve(Symbol(''));1014 }).then(actual => {1015 t.is(actual, undefined);1016 });1017});1018test('.notThrows() fails if passed a bad value', t => {1019 failsWith(t, () => {1020 assertions.notThrows('not a function');1021 }, {1022 assertion: 'notThrows',1023 message: '`t.notThrows()` must be called with a function',1024 values: [{label: 'Called with:', formatted: /​not a function/​}]1025 });1026 t.end();1027});1028test('.notThrowsAsync() fails if passed a bad value', t => {1029 failsWith(t, () => {1030 assertions.notThrowsAsync('not a function');1031 }, {1032 assertion: 'notThrowsAsync',1033 message: '`t.notThrowsAsync()` must be called with a function or promise',1034 values: [{label: 'Called with:', formatted: /​not a function/​}]1035 });1036 t.end();1037});1038test('.snapshot()', t => {1039 /​/​ Set to `true` to update the snapshot, then run:1040 /​/​ "$(npm bin)"/​tap --no-cov -R spec test/​assert.js1041 /​/​1042 /​/​ Ignore errors and make sure not to run tests with the `-b` (bail) option.1043 const updating = false;1044 const projectDir = path.join(__dirname, 'fixture');1045 const manager = snapshotManager.load({1046 file: path.join(projectDir, 'assert.js'),1047 projectDir,1048 fixedLocation: null,1049 updating1050 });1051 const setup = title => {1052 return new Test({1053 title,1054 compareTestSnapshot: options => manager.compare(options)1055 });1056 };1057 passes(t, () => {1058 const testInstance = setup('passes');1059 assertions.snapshot.call(testInstance, {foo: 'bar'});1060 assertions.snapshot.call(testInstance, {foo: 'bar'}, {id: 'fixed id'}, 'message not included in snapshot report');1061 assertions.snapshot.call(testInstance, React.createElement(HelloMessage, {name: 'Sindre'}));1062 assertions.snapshot.call(testInstance, renderer.create(React.createElement(HelloMessage, {name: 'Sindre'})).toJSON());1063 });1064 {1065 const testInstance = setup('fails');1066 if (updating) {1067 assertions.snapshot.call(testInstance, {foo: 'bar'});1068 } else {1069 failsWith(t, () => {1070 assertions.snapshot.call(testInstance, {foo: 'not bar'});1071 }, {1072 assertion: 'snapshot',1073 message: 'Did not match snapshot',1074 values: [{label: 'Difference:', formatted: ' {\n- foo: \'not bar\',\n+ foo: \'bar\',\n }'}]1075 });1076 }1077 }1078 failsWith(t, () => {1079 const testInstance = setup('fails (fixed id)');1080 assertions.snapshot.call(testInstance, {foo: 'not bar'}, {id: 'fixed id'}, 'different message, also not included in snapshot report');1081 }, {1082 assertion: 'snapshot',1083 message: 'different message, also not included in snapshot report',1084 values: [{label: 'Difference:', formatted: ' {\n- foo: \'not bar\',\n+ foo: \'bar\',\n }'}]1085 });1086 {1087 const testInstance = setup('fails');1088 if (updating) {1089 assertions.snapshot.call(testInstance, {foo: 'bar'}, 'my message');1090 } else {1091 failsWith(t, () => {1092 assertions.snapshot.call(testInstance, {foo: 'not bar'}, 'my message');1093 }, {1094 assertion: 'snapshot',1095 message: 'my message',1096 values: [{label: 'Difference:', formatted: ' {\n- foo: \'not bar\',\n+ foo: \'bar\',\n }'}]1097 });1098 }1099 }1100 {1101 const testInstance = setup('rendered comparison');1102 if (updating) {1103 assertions.snapshot.call(testInstance, renderer.create(React.createElement(HelloMessage, {name: 'Sindre'})).toJSON());1104 } else {1105 passes(t, () => {1106 assertions.snapshot.call(testInstance, React.createElement('div', null, 'Hello ', React.createElement('mark', null, 'Sindre')));1107 });1108 }1109 }1110 {1111 const testInstance = setup('rendered comparison');1112 if (updating) {1113 assertions.snapshot.call(testInstance, renderer.create(React.createElement(HelloMessage, {name: 'Sindre'})).toJSON());1114 } else {1115 failsWith(t, () => {1116 assertions.snapshot.call(testInstance, renderer.create(React.createElement(HelloMessage, {name: 'Vadim'})).toJSON());1117 }, {1118 assertion: 'snapshot',1119 message: 'Did not match snapshot',1120 values: [{label: 'Difference:', formatted: ' <div>\n Hello \n <mark>\n- Vadim\n+ Sindre\n </​mark>\n </​div>'}]1121 });1122 }1123 }1124 {1125 const testInstance = setup('element comparison');1126 if (updating) {1127 assertions.snapshot.call(testInstance, React.createElement(HelloMessage, {name: 'Sindre'}));1128 } else {1129 failsWith(t, () => {1130 assertions.snapshot.call(testInstance, React.createElement(HelloMessage, {name: 'Vadim'}));1131 }, {1132 assertion: 'snapshot',1133 message: 'Did not match snapshot',1134 values: [{label: 'Difference:', formatted: ' <HelloMessage⍟\n- name="Vadim"\n+ name="Sindre"\n /​>'}]1135 });1136 }1137 }1138 manager.save();1139 t.end();1140});1141test('.truthy()', t => {1142 failsWith(t, () => {1143 assertions.truthy(0);1144 }, {1145 assertion: 'truthy',1146 message: '',1147 operator: '!!',1148 values: [{label: 'Value is not truthy:', formatted: /​0/​}]1149 });1150 failsWith(t, () => {1151 assertions.truthy(false, 'my message');1152 }, {1153 assertion: 'truthy',1154 message: 'my message',1155 operator: '!!',1156 values: [{label: 'Value is not truthy:', formatted: /​false/​}]1157 });1158 passes(t, () => {1159 assertions.truthy(1);1160 assertions.truthy(true);1161 });1162 t.end();1163});1164test('.falsy()', t => {1165 failsWith(t, () => {1166 assertions.falsy(1);1167 }, {1168 assertion: 'falsy',1169 message: '',1170 operator: '!',1171 values: [{label: 'Value is not falsy:', formatted: /​1/​}]1172 });1173 failsWith(t, () => {1174 assertions.falsy(true, 'my message');1175 }, {1176 assertion: 'falsy',1177 message: 'my message',1178 operator: '!',1179 values: [{label: 'Value is not falsy:', formatted: /​true/​}]1180 });1181 passes(t, () => {1182 assertions.falsy(0);1183 assertions.falsy(false);1184 });1185 t.end();1186});1187test('.true()', t => {1188 failsWith(t, () => {1189 assertions.true(1);1190 }, {1191 assertion: 'true',1192 message: '',1193 values: [{label: 'Value is not `true`:', formatted: /​1/​}]1194 });1195 failsWith(t, () => {1196 assertions.true(0);1197 }, {1198 assertion: 'true',1199 message: '',1200 values: [{label: 'Value is not `true`:', formatted: /​0/​}]1201 });1202 failsWith(t, () => {1203 assertions.true(false);1204 }, {1205 assertion: 'true',1206 message: '',1207 values: [{label: 'Value is not `true`:', formatted: /​false/​}]1208 });1209 failsWith(t, () => {1210 assertions.true('foo', 'my message');1211 }, {1212 assertion: 'true',1213 message: 'my message',1214 values: [{label: 'Value is not `true`:', formatted: /​foo/​}]1215 });1216 passes(t, () => {1217 assertions.true(true);1218 });1219 t.end();1220});1221test('.false()', t => {1222 failsWith(t, () => {1223 assertions.false(0);1224 }, {1225 assertion: 'false',1226 message: '',1227 values: [{label: 'Value is not `false`:', formatted: /​0/​}]1228 });1229 failsWith(t, () => {1230 assertions.false(1);1231 }, {1232 assertion: 'false',1233 message: '',1234 values: [{label: 'Value is not `false`:', formatted: /​1/​}]1235 });1236 failsWith(t, () => {1237 assertions.false(true);1238 }, {1239 assertion: 'false',1240 message: '',1241 values: [{label: 'Value is not `false`:', formatted: /​true/​}]1242 });1243 failsWith(t, () => {1244 assertions.false('foo', 'my message');1245 }, {1246 assertion: 'false',1247 message: 'my message',1248 values: [{label: 'Value is not `false`:', formatted: /​foo/​}]1249 });1250 passes(t, () => {1251 assertions.false(false);1252 });1253 t.end();1254});1255test('.regex()', t => {1256 passes(t, () => {1257 assertions.regex('abc', /​^abc$/​);1258 });1259 failsWith(t, () => {1260 assertions.regex('foo', /​^abc$/​);1261 }, {1262 assertion: 'regex',1263 message: '',1264 values: [1265 {label: 'Value must match expression:', formatted: /​foo/​},1266 {label: 'Regular expression:', formatted: /​\/​\^abc\$\/​/​}1267 ]1268 });1269 failsWith(t, () => {1270 assertions.regex('foo', /​^abc$/​, 'my message');1271 }, {1272 assertion: 'regex',1273 message: 'my message',1274 values: [1275 {label: 'Value must match expression:', formatted: /​foo/​},1276 {label: 'Regular expression:', formatted: /​\/​\^abc\$\/​/​}1277 ]1278 });1279 t.end();1280});1281test('.regex() fails if passed a bad value', t => {1282 failsWith(t, () => {1283 assertions.regex(42, /​foo/​);1284 }, {1285 assertion: 'regex',1286 message: '`t.regex()` must be called with a string',1287 values: [{label: 'Called with:', formatted: /​42/​}]1288 });1289 failsWith(t, () => {1290 assertions.regex('42', {});1291 }, {1292 assertion: 'regex',1293 message: '`t.regex()` must be called with a regular expression',1294 values: [{label: 'Called with:', formatted: /​\{\}/​}]1295 });1296 t.end();1297});1298test('.notRegex()', t => {1299 passes(t, () => {1300 assertions.notRegex('abc', /​def/​);1301 });1302 failsWith(t, () => {1303 assertions.notRegex('abc', /​abc/​);1304 }, {1305 assertion: 'notRegex',1306 message: '',1307 values: [1308 {label: 'Value must not match expression:', formatted: /​abc/​},1309 {label: 'Regular expression:', formatted: /​\/​abc\/​/​}1310 ]1311 });1312 failsWith(t, () => {1313 assertions.notRegex('abc', /​abc/​, 'my message');1314 }, {1315 assertion: 'notRegex',1316 message: 'my message',1317 values: [1318 {label: 'Value must not match expression:', formatted: /​abc/​},1319 {label: 'Regular expression:', formatted: /​\/​abc\/​/​}1320 ]1321 });1322 t.end();1323});1324test('.notRegex() fails if passed a bad value', t => {1325 failsWith(t, () => {1326 assertions.notRegex(42, /​foo/​);1327 }, {1328 assertion: 'notRegex',1329 message: '`t.notRegex()` must be called with a string',1330 values: [{label: 'Called with:', formatted: /​42/​}]1331 });1332 failsWith(t, () => {1333 assertions.notRegex('42', {});1334 }, {1335 assertion: 'notRegex',1336 message: '`t.notRegex()` must be called with a regular expression',1337 values: [{label: 'Called with:', formatted: /​\{\}/​}]1338 });1339 t.end();...

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test-renderer-jest.js

Source:test-renderer-jest.js Github

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1import types from './​types/​types';2import * as testRendererAssertions from './​assertions/​testRendererAssertions';3import * as testRendererAgainstRawAssertions from './​assertions/​testRendererAgainstRawAssertions';4import * as jestSnapshotAssertions from './​assertions/​jestSnapshotTestRendererAssertions';5import * as snapshotFunctionType from './​assertions/​snapshotFunctionType';6import * as snapshotFunctionAssertions from './​assertions/​snapshotFunctionAssertions';7module.exports = {8 name: 'unexpected-react-test-renderer',9 10 installInto(expect) {11 12 expect.installPlugin(require('magicpen-prism'));13 14 types.installInto(expect);15 16 /​/​ This is a bit of a hack. The AssertionGenerator generates a type for context to add the pending event,17 /​/​ and this type must be re-used when adding further assertions with a different expected type18 /​/​ - in this case that's the RawAdapter type rather than the ReactElement type.19 20 /​/​ It works, but it's ugly. It would be nicer to split the AssertionGenerator out further21 /​/​ such that this could be less ugly - not sure how that would look though.22 23 /​/​ This /​may/​ be solved by the upcoming (possibly already existing!) expect.context interface.24 /​/​ When that's available, we won't need the intermediate type for pending events, and we can just25 /​/​ add the pending event to the context and have the main assertions handle it.26 27 /​/​ But we can't rely on that yet, I don't think28 29 const mainAssertionGenerator = testRendererAssertions.installInto(expect);30 testRendererAgainstRawAssertions.installAsAlternative(expect, mainAssertionGenerator);31 32 jestSnapshotAssertions.installInto(expect);33 snapshotFunctionType.installInto(expect);34 snapshotFunctionAssertions.installInto(expect);35 expect.addAssertion('<RawReactTestRendererJson> to match snapshot', function (expect, subject) {36 expect.errorMode = 'bubble';37 expect.fail({38 message: function (output) {39 return output.text('To assert snapshots, use the testRenderer directly, not the result of `.toJSON()`')40 .nl().i()41 .text('e.g.')42 .nl().i()43 .text(' const testRenderer = ReactTestRenderer.create(<MyComponent /​>);').nl().i()44 .text(' expect(testRenderer, \'to match snapshot\');');45 }46 });47 });48 },49 50 clearAll() {51 /​/​ No-op. Left in so that tests can easily use either interface52 }...

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jest.js

Source:jest.js Github

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1import RenderHook from 'react-render-hook';2import types from './​types/​types';3import domTypes from './​types/​dom-types';4import * as deepAssertions from './​assertions/​deepAssertions';5import * as deepAgainstRawAssertions from './​assertions/​deepAgainstRawAssertions';6import * as shallowAssertions from './​assertions/​shallowAssertions';7import * as shallowAgainstRawAssertions from './​assertions/​shallowAgainstRawAssertions';8import * as jestSnapshotStandardRendererAssertions from './​assertions/​jestSnapshotStandardRendererAssertions';9import * as snapshotFunctionType from './​assertions/​snapshotFunctionType';10import * as snapshotFunctionAssertions from './​assertions/​snapshotFunctionAssertions';11module.exports = {12 name: 'unexpected-react',13 14 installInto(expect) {15 16 expect.installPlugin(require('magicpen-prism'));17 18 types.installInto(expect);19 domTypes.installInto(expect);20 const mainAssertionGenerator = shallowAssertions.installInto(expect);21 shallowAgainstRawAssertions.installAsAlternative(expect, mainAssertionGenerator);22 23 const deepMainAssertionGenerator = deepAssertions.installInto(expect);24 deepAgainstRawAssertions.installAsAlternative(expect, deepMainAssertionGenerator);25 jestSnapshotStandardRendererAssertions.installInto(expect);26 snapshotFunctionType.installInto(expect);27 snapshotFunctionAssertions.installInto(expect);28 },29 30 clearAll() {31 RenderHook.clearAll();32 }...

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Using AI Code Generation

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1import test from 'ava';2import { JSDOM } from 'jsdom';3import fs from 'fs';4test('my snapshot', t => {5 const html = fs.readFileSync('./​index.html', 'utf8');6 const dom = new JSDOM(html);7 t.snapshot(dom.window.document.body.innerHTML);8});9{10 "scripts": {11 },12 "ava": {13 }14}15{16 "scripts": {17 },18 "ava": {19 }20}21{22 "scripts": {23 },24 "ava": {25 }26}27{28 "scripts": {29 },30 "ava": {31 }32}33{34 "scripts": {35 },36 "ava": {37 }38}39{40 "scripts": {41 },42 "ava": {43 }44}45{46 "scripts": {47 },48 "ava": {49 }50}51{52 "scripts": {53 },54 "ava": {55 }56}

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Using AI Code Generation

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1import test from 'ava';2import {readFileSync} from 'fs';3import {join} from 'path';4import {JSDOM} from 'jsdom';5import {createStore} from 'redux';6import {Provider} from 'react-redux';7import {renderToString} from 'react-dom/​server';8import React from 'react';9import {reducer} from '../​src/​reducers/​index';10import {App} from '../​src/​components/​App';11test('App snapshot', t => {12 const store = createStore(reducer);13 const html = renderToString(14 <Provider store={store}>15 );16 const dom = new JSDOM(html);17 t.snapshot(dom.window.document.body.innerHTML);18});19test('App snapshot with data', t => {20 const store = createStore(reducer);21 store.dispatch({22 payload: {23 }24 });25 const html = renderToString(26 <Provider store={store}>27 );28 const dom = new JSDOM(html);29 t.snapshot(dom.window.document.body.innerHTML);30});31test('App snapshot with data and total', t => {32 const store = createStore(reducer);33 store.dispatch({34 payload: {35 }36 });37 store.dispatch({38 payload: {39 }40 });41 const html = renderToString(42 <Provider store={store}>43 );44 const dom = new JSDOM(html);45 t.snapshot(dom.window.document.body.innerHTML);46});47test('App snapshot with data and total and updated data', t => {48 const store = createStore(reducer);49 store.dispatch({50 payload: {51 }52 });53 store.dispatch({54 payload: {

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1const test = require('ava')2const { snapshot } = require('ava/​lib/​concordance-options')3test('my passing test', t => {4 t.snapshot({ hello: 'world' }, snapshot())5})6const test = require('ava')7const { snapshot } = require('ava/​lib/​concordance-options')8test('my passing test', t => {9 t.snapshot({ hello: 'world' }, snapshot())10})11const test = require('ava')12const { snapshot } = require('ava/​lib/​concordance-options')13test('my passing test', t => {14 t.snapshot({ hello: 'world' }, snapshot())15})16const test = require('ava')17const { snapshot } = require('ava/​lib/​concordance-options')18test('my passing test', t => {19 t.snapshot({ hello: 'world' }, snapshot())20})21const test = require('ava')22const { snapshot } = require('ava/​lib/​concordance-options')23test('my passing test', t => {24 t.snapshot({ hello: 'world' }, snapshot())25})26const test = require('ava')27const { snapshot } = require('ava/​lib/​concordance-options')28test('my passing test', t => {29 t.snapshot({ hello: 'world' }, snapshot())30})31const test = require('ava')32const { snapshot } = require('ava/​lib/​concordance-options')33test('my passing test', t => {34 t.snapshot({ hello: 'world' }, snapshot())35})36const test = require('ava')37const { snapshot } = require('ava/​lib/​concordance-options')38test('my passing test', t => {39 t.snapshot({ hello: 'world' }, snapshot())40})41const test = require('ava')42const { snapshot } = require('ava/​lib/​concordance-options')43test('my passing test

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1const test = require('ava');2const assert = require('assert');3const snapshot = require('snap-shot-it');4const { getSnapshotPath } = require('snap-shot-it');5const path = require('path');6test('snapshot', t => {7 const snapshotPath = getSnapshotPath(t);8 const expectedSnapshotPath = path.join(__dirname, '__snapshots__', 'test.js.snap');9 assert.strictEqual(snapshotPath, expectedSnapshotPath);10 snapshot({ foo: 'bar' });11});12Object {13}14`;15const test = require('ava');16const assert = require('assert');17const { getSnapshotPath } = require('snap-shot-it');18const path = require('path');19test('snapshot', t => {20 const snapshotPath = getSnapshotPath(t);21 const expectedSnapshotPath = path.join(__dirname, '__snapshots__', 'test.js.snap');22 assert.strictEqual(snapshotPath, expectedSnapshotPath);23 t.snapshot({ foo: 'bar' });24});25Object {26}27`;28const { getSnapshotPath } = require('snap-shot-it');29const path = require('path');30test('snapshot', () => {31 const snapshotPath = getSnapshotPath();32 const expectedSnapshotPath = path.join(__dirname, '__snapshots__', 'test.js.snap');33 expect(snapshotPath).toBe(expectedSnapshotPath);34 expect({ foo: 'bar' }).toMatchSnapshot();35});36Object {37}38`;39const assert = require('assert');40const { getSnapshotPath } = require('snap-shot-it');41const path = require('path');42it('snapshot', () => {43 const snapshotPath = getSnapshotPath();44 const expectedSnapshotPath = path.join(__dirname, '__snapshots__', 'test.js.snap');45 assert.strictEqual(snapshotPath, expectedSnapshotPath);46 assert.deepEqual({ foo: 'bar' }, snapshot());47});

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1const test = require('ava');2const snapshot = require('snap-shot-it');3const { getSnapshot } = require('snap-shot-it');4test('snapshot', t => {5 const object = {6 };7 snapshot(object);8 t.pass();9});10test('snapshot with custom name', t => {11 const object = {12 };13 snapshot(object, 'custom name');14 t.pass();15});16test('snapshot with custom options', t => {17 const object = {18 };19 snapshot(object, {20 });21 t.pass();22});23test('snapshot with custom options', t => {24 const object = {25 };26 snapshot(object, {27 });28 t.pass();29});30test('snapshot with custom options', t => {31 const object = {32 };33 snapshot(object, {34 });35 t.pass();36});37test('snapshot with custom options', t => {38 const object = {39 };40 snapshot(object, {41 });42 t.pass();43});44test('snapshot with custom options', t => {45 const object = {46 };47 snapshot(object, {48 });49 t.pass();50});51test('snapshot with custom options', t => {52 const object = {53 };54 snapshot(object, {55 });56 t.pass();57});58test('snapshot with custom options', t => {59 const object = {60 };61 snapshot(object, {62 });63 t.pass();64});65test('snapshot with custom options', t => {66 const object = {67 };68 snapshot(object, {69 });70 t.pass();71});72test('snapshot with custom options', t => {73 const object = {74 };75 snapshot(object, {

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1const test = require('ava');2const { snapshot } = require('ava');3const { get } = require('request-promise');4const { JSDOM } = require('jsdom');5const { window } = new JSDOM('');6const { document } = (new JSDOM('')).window;7global.document = document;8const $ = jQuery = require('jquery')(window);9const { getProducts } = require('../​js/​getProducts.js');10const { getProductsByCategory } = require('../​js/​getProducts.js');11const { getProductsBySearch } = require('../​js/​getProducts.js');12const { getProductsByPrice } = require('../​js/​getProducts.js');13const { getProductsByPriceAndCategory } = require('../​js/​getProducts.js');14const { getProductsByPriceAndSearch } = require('../​js/​getProducts.js');15const { getProductsByCategoryAndSearch } = require('../​js/​getProducts.js');16const { getProductsByPriceAndCategoryAndSearch } = require('../​js/​getProducts.js');17const { sortProducts } = require('../​js/​getProducts.js');18const { getProductsByPriceAndCategoryAndSearchAndSort } = require('../​js/​getProducts.js');19test('getProducts should return a list of products', async t => {20 const response = await getProducts();21 t.is(response.length, 10);22});23test('getProductsByCategory should return a list of products with the given category', async t => {24 const response = await getProductsByCategory('books');25 t.is(response.length, 2);26});27test('getProductsBySearch should return a list of products with the given search term', async t => {28 const response = await getProductsBySearch('book');29 t.is(response.length, 2);30});31test('getProductsByPrice should return a list of products with the given price', async t => {32 const response = await getProductsByPrice(10, 20);33 t.is(response.length, 1);34});35test('getProductsByPriceAndCategory should return a list of products with the given price and category', async t => {36 const response = await getProductsByPriceAndCategory(10, 20, 'books');

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Using AI Code Generation

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1import test from 'ava';2import {snapshot} from 'ava/​lib/​assert';3import {getRandomColor} from './​getRandomColor.js';4test('getRandomColor', t => {5 const actual = getRandomColor();6 snapshot(t, actual);7});8export const getRandomColor = () => {9 const colors = ['red', 'green', 'blue', 'yellow'];10 const randomColor = colors[Math.floor(Math.random() * colors.length)];11 return randomColor;12};13import test from 'ava';14import {snapshot} from 'ava/​lib/​assert';15import {getRandomColor} from './​getRandomColor.js';16test('getRandomColor', t => {17 const actual = getRandomColor();18 snapshot(t, actual);19});20export const getRandomColor = () => {21 const colors = ['red', 'green', 'blue', 'yellow'];22 const randomColor = colors[Math.floor(Math.random() * colors.length)];23 return randomColor;24};25import test from 'ava';26import {snapshot} from 'ava/​lib/​assert';27import {getRandomColor} from './​getRandomColor.js';28test('getRandomColor', t => {29 const actual = getRandomColor();30 snapshot(t, actual);31});32export const getRandomColor = () => {33 const colors = ['red', 'green', 'blue', 'yellow'];34 const randomColor = colors[Math.floor(Math.random() * colors.length)];35 return randomColor;36};37import test from 'ava';38import {snapshot} from 'ava/​lib/​assert';39import {getRandomColor} from './​getRandomColor.js';40test('getRandomColor

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