chore(e2e tests): right trim stdout and stderr consistently (jestjs#10982)

Author: SimenB

e2e/Utils.ts

@@ -169,7 +169,6 @@ export const sortLines = (output: string) =>
     .split('\n')
     .sort()
     .map(str => str.trim())
-    .filter(Boolean)
     .join('\n');
 
 const DEFAULT_PACKAGE_JSON: PackageJson = {
@@ -222,21 +221,20 @@ export const extractSummary = (stdout: string) => {
 const sortTests = (stdout: string) =>
   stdout
     .split('\n')
-    .reduce((tests: Array<Array<string>>, line) => {
+    .reduce<Array<Array<string>>>((tests, line) => {
       if (['RUNS', 'PASS', 'FAIL'].includes(line.slice(0, 4))) {
-        tests.push([line.trimRight()]);
-      } else if (line) {
-        tests[tests.length - 1].push(line.trimRight());
+        tests.push([line]);
+      } else {
+        tests[tests.length - 1].push(line);
       }
       return tests;
     }, [])
     .sort(([a], [b]) => (a > b ? 1 : -1))
-    .reduce(
-      (array, lines = []) =>
-        lines.length > 1 ? array.concat(lines, '') : array.concat(lines),
-      [],
+    .map(strings =>
+      strings.length > 1 ? `${strings.join('\n').trimRight()}\n` : strings[0],
     )
-    .join('\n');
+    .join('\n')
+    .trim();
 
 export const extractSortedSummary = (stdout: string) => {
   const {rest, summary} = extractSummary(stdout);
@@ -280,6 +278,17 @@ export const normalizeIcons = (str: string) => {
     .replace(new RegExp('\u221A', 'g'), '\u2713');
 };
 
+export const rightTrimStdout = (str: string) => {
+  if (!str) {
+    return str;
+  }
+
+  return str
+    .split('\n')
+    .map(str => str.trimRight())
+    .join('\n');
+};
+
 // Certain environments (like CITGM and GH Actions) do not come with mercurial installed
 let hgIsInstalled: boolean | null = null;
 

e2e/__tests__/__snapshots__/asyncAndCallback.test.ts.snap

@@ -12,11 +12,11 @@ FAIL __tests__/promise-and-callback.test.js
     Returned value: Promise {}
 
        8 | 'use strict';
-       9 | 
+       9 |
     > 10 | it('promise-returning test with callback', done => {
          | ^
       11 |   done();
-      12 | 
+      12 |
       13 |   return Promise.resolve();
 
       at Object.it (__tests__/promise-and-callback.test.js:10:1)
@@ -27,12 +27,12 @@ FAIL __tests__/promise-and-callback.test.js
     Returned value: Promise {}
 
       14 | });
-      15 | 
+      15 |
     > 16 | it('async test with callback', async done => {
          | ^
       17 |   done();
       18 | });
-      19 | 
+      19 |
 
       at Object.it (__tests__/promise-and-callback.test.js:16:1)
 
@@ -42,11 +42,11 @@ FAIL __tests__/promise-and-callback.test.js
     Returned value: "foobar"
 
       18 | });
-      19 | 
+      19 |
     > 20 | it('test done before return value', done => {
          | ^
       21 |   done();
-      22 | 
+      22 |
       23 |   return 'foobar';
 
       at Object.it (__tests__/promise-and-callback.test.js:20:1)

e2e/__tests__/__snapshots__/callDoneTwice.test.ts.snap

@@ -11,7 +11,7 @@ FAIL __tests__/index.test.js
     > 10 |     done();
          |     ^
       11 |   });
-      12 | 
+      12 |
       13 |   it('should fail inside a promise', done => {
 
       at Object.done (__tests__/index.test.js:10:5)
@@ -39,7 +39,7 @@ FAIL __tests__/index.test.js
     > 26 |     done();
          |     ^
       27 |   });
-      28 | 
+      28 |
       29 |   it('should fail', () => {
 
       at Object.done (__tests__/index.test.js:26:5)
@@ -53,7 +53,7 @@ FAIL __tests__/index.test.js
     > 37 |     done();
          |     ^
       38 |   });
-      39 | 
+      39 |
       40 |   it('should fail', () => {
 
       at Object.done (__tests__/index.test.js:37:5)
@@ -67,7 +67,7 @@ FAIL __tests__/index.test.js
     > 48 |     done();
          |     ^
       49 |   });
-      50 | 
+      50 |
       51 |   it('should fail', () => {
 
       at done (__tests__/index.test.js:48:5)
@@ -82,7 +82,7 @@ FAIL __tests__/index.test.js
     > 59 |     done();
          |     ^
       60 |   });
-      61 | 
+      61 |
       62 |   it('should fail', () => {
 
       at done (__tests__/index.test.js:59:5)

e2e/__tests__/__snapshots__/chaiAssertionLibrary.ts.snap

@@ -24,7 +24,7 @@ FAIL __tests__/chai_assertion.js
     > 13 |     chai.expect('hello world').to.equal('hello sunshine');
          |                                   ^
       14 |   });
-      15 | 
+      15 |
       16 |   it('should', () => {
 
       at Object.equal (__tests__/chai_assertion.js:13:35)
@@ -51,7 +51,7 @@ FAIL __tests__/chai_assertion.js
     > 20 |     actualString.should.equal(expectedString);
          |                         ^
       21 |   });
-      22 | 
+      22 |
       23 |   it('assert', () => {
 
       at Object.equal (__tests__/chai_assertion.js:20:25)
@@ -73,13 +73,13 @@ FAIL __tests__/chai_assertion.js
     - hello sunshine
     + hello world
 
-      22 | 
+      22 |
       23 |   it('assert', () => {
     > 24 |     chai.assert.strictEqual('hello world', 'hello sunshine');
          |                 ^
       25 |   });
       26 | });
-      27 | 
+      27 |
 
       at Object.strictEqual (__tests__/chai_assertion.js:24:17)
 `;

e2e/__tests__/__snapshots__/circusDeclarationErrors.test.ts.snap

@@ -8,7 +8,7 @@ FAIL __tests__/asyncDefinition.test.js
 
     Cannot add a test after tests have started running. Tests must be defined synchronously.
 
-      10 | 
+      10 |
       11 |   Promise.resolve().then(() => {
     > 12 |     test('async definition inside describe', () => {});
          |     ^
@@ -29,7 +29,7 @@ FAIL __tests__/asyncDefinition.test.js
          |     ^
       14 |   });
       15 | });
-      16 | 
+      16 |
 
       at eventHandler (../../packages/jest-circus/build/eventHandler.js:114:11)
       at afterAll (__tests__/asyncDefinition.test.js:13:5)
@@ -38,13 +38,13 @@ FAIL __tests__/asyncDefinition.test.js
 
     Cannot add a test after tests have started running. Tests must be defined synchronously.
 
-      16 | 
+      16 |
       17 | Promise.resolve().then(() => {
     > 18 |   test('async definition outside describe', () => {});
          |   ^
       19 |   afterAll(() => {});
       20 | });
-      21 | 
+      21 |
 
       at eventHandler (../../packages/jest-circus/build/eventHandler.js:146:11)
       at test (__tests__/asyncDefinition.test.js:18:3)
@@ -58,7 +58,7 @@ FAIL __tests__/asyncDefinition.test.js
     > 19 |   afterAll(() => {});
          |   ^
       20 | });
-      21 | 
+      21 |
 
       at eventHandler (../../packages/jest-circus/build/eventHandler.js:114:11)
       at afterAll (__tests__/asyncDefinition.test.js:19:3)

e2e/__tests__/__snapshots__/console.test.ts.snap

@@ -18,10 +18,10 @@ PASS __tests__/console.test.js
       This is a warning message.
 
       12 |   console.info('This is an info message.');
-      13 | 
+      13 |
     > 14 |   console.warn('This is a warning message.');
          |           ^
-      15 | 
+      15 |
       16 |   console.error('This is an error message.');
       17 | });
 
@@ -31,11 +31,11 @@ PASS __tests__/console.test.js
       This is an error message.
 
       14 |   console.warn('This is a warning message.');
-      15 | 
+      15 |
     > 16 |   console.error('This is an error message.');
          |           ^
       17 | });
-      18 | 
+      18 |
 
       at Object.error (__tests__/console.test.js:16:11)
 `;
@@ -63,10 +63,10 @@ exports[`console printing with --verbose 1`] = `
     This is a warning message.
 
       12 |   console.info('This is an info message.');
-      13 | 
+      13 |
     > 14 |   console.warn('This is a warning message.');
          |           ^
-      15 | 
+      15 |
       16 |   console.error('This is an error message.');
       17 | });
 
@@ -76,11 +76,11 @@ exports[`console printing with --verbose 1`] = `
     This is an error message.
 
       14 |   console.warn('This is a warning message.');
-      15 | 
+      15 |
     > 16 |   console.error('This is an error message.');
          |           ^
       17 | });
-      18 | 
+      18 |
 
       at Object.error (__tests__/console.test.js:16:11)
 

e2e/__tests__/__snapshots__/consoleAfterTeardown.test.ts.snap

@@ -13,5 +13,5 @@ PASS __tests__/console.test.js
          |             ^
       13 |   });
       14 | });
-      15 | 
+      15 |
 `;

e2e/__tests__/__snapshots__/coverageHandlebars.test.ts.snap

@@ -2,9 +2,9 @@
 
 exports[`code coverage for Handlebars 1`] = `
 -----------|---------|----------|---------|---------|-------------------
-File       | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s 
+File       | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
 -----------|---------|----------|---------|---------|-------------------
-All files  |      75 |    66.67 |   66.67 |   66.67 |                   
- greet.hbs |      75 |    66.67 |   66.67 |   66.67 | 10                
+All files  |      75 |    66.67 |   66.67 |   66.67 |
+ greet.hbs |      75 |    66.67 |   66.67 |   66.67 | 10
 -----------|---------|----------|---------|---------|-------------------
 `;