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Tests: add diffing to test reporter

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Close gh-5445
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Timmy Willison 2024-03-14 14:28:20 -04:00 committed by GitHub
parent 1e84908baf
commit 44fb7fa220
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3 changed files with 63 additions and 5 deletions
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16
package-lock.json generated
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@ -25,6 +25,7 @@
"commitplease": "3.2.0",
"concurrently": "8.2.2",
"core-js-bundle": "3.36.0",
"diff": "5.2.0",
"eslint": "8.57.0",
"eslint-config-jquery": "3.0.2",
"eslint-plugin-import": "2.29.1",
@ -843,6 +844,15 @@
"node": ">= 14"
}
},
"node_modules/@prantlf/jsonlint/node_modules/diff": {
"version": "5.1.0",
"resolved": "https://registry.npmjs.org/diff/-/diff-5.1.0.tgz",
"integrity": "sha512-D+mk+qE8VC/PAUrlAU34N+VfXev0ghe5ywmpqrawphmVZc1bEfn56uo9qpyGp1p4xpzOHkSW4ztBd6L7Xx4ACw==",
"dev": true,
"engines": {
"node": ">=0.3.1"
}
},
"node_modules/@rollup/plugin-commonjs": {
"version": "25.0.7",
"resolved": "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-25.0.7.tgz",
@ -2692,9 +2702,9 @@
}
},
"node_modules/diff": {
"version": "5.1.0",
"resolved": "https://registry.npmjs.org/diff/-/diff-5.1.0.tgz",
"integrity": "sha512-D+mk+qE8VC/PAUrlAU34N+VfXev0ghe5ywmpqrawphmVZc1bEfn56uo9qpyGp1p4xpzOHkSW4ztBd6L7Xx4ACw==",
"version": "5.2.0",
"resolved": "https://registry.npmjs.org/diff/-/diff-5.2.0.tgz",
"integrity": "sha512-uIFDxqpRZGZ6ThOk84hEfqWoHx2devRFvpTZcTHur85vImfaxUbTW9Ryh4CpCuDnToOP1CEtXKIgytHBPVff5A==",
"dev": true,
"engines": {
"node": ">=0.3.1"

1
package.json
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@ -111,6 +111,7 @@
"commitplease": "3.2.0",
"concurrently": "8.2.2",
"core-js-bundle": "3.36.0",
"diff": "5.2.0",
"eslint": "8.57.0",
"eslint-config-jquery": "3.0.2",
"eslint-plugin-import": "2.29.1",

51
test/runner/reporter.js
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@ -1,6 +1,7 @@
import chalk from "chalk";
import { getBrowserString } from "./lib/getBrowserString.js";
import { prettyMs } from "./lib/prettyMs.js";
import * as Diff from "diff";
export function reportTest( test, reportId, { browser, headless } ) {
if ( test.status === "passed" ) {
@ -24,12 +25,58 @@ export function reportTest( test, reportId, { browser, headless } ) {
message += `\n${ chalk.gray( error.stack ) }`;
if ( error.expected && error.actual ) {
message += `\nexpected: ${ JSON.stringify( error.expected ) }`;
message += `\nactual: ${ chalk.red( JSON.stringify( error.actual ) ) }`;
message += `\nactual: ${ JSON.stringify( error.actual ) }`;
let diff;
if (
Array.isArray( error.expected ) &&
Array.isArray( error.actual )
) {
// Diff arrays
diff = Diff.diffArrays( error.expected, error.actual );
} else if (
typeof error.expected === "object" &&
typeof error.actual === "object"
) {
// Diff objects
diff = Diff.diffJson( error.expected, error.actual );
} else if (
typeof error.expected === "number" &&
typeof error.expected === "number"
) {
// Diff numbers directly
const value = error.actual - error.expected;
if ( value > 0 ) {
diff = [ { added: true, value: `+${ value }` } ];
} else {
diff = [ { removed: true, value: `${ value }` } ];
}
} else {
// Diff everything else as characters
diff = Diff.diffChars( `${ error.expected }`, `${ error.actual }` );
}
message += "\n";
message += diff
.map( ( part ) => {
if ( part.added ) {
return chalk.green( part.value );
}
if ( part.removed ) {
return chalk.red( part.value );
}
return chalk.gray( part.value );
} )
.join( "" );
}
}
}
console.log( "\n\n" + message );
console.log( `\n\n${ message }` );
// Only return failed messages
if ( test.status === "failed" ) {