From 9f78d0224426c6ba2dfc089afc6990c4afdd1911 Mon Sep 17 00:00:00 2001
From: Marvin ROGER <marvinroger@users.noreply.github.com>
Date: Wed, 20 Apr 2022 18:03:26 +0200
Subject: [PATCH] Add filePathPrefix option

---
 README.md                          |  1 +
 __tests__/buildJsonResults.test.js | 15 +++++++++++++++
 constants/index.js                 |  2 ++
 utils/buildJsonResults.js          |  2 +-
 4 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 9c4376b..242f2b4 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,7 @@ Reporter options should also be strings exception for suiteNameTemplate, classNa
 | `JEST_JUNIT_TITLE` | `titleTemplate` | Template string for the `name` attribute of `<testcase>`. | `"{classname} {title}"` | `{classname}`, `{title}`, `{filepath}`, `{filename}`, `{displayName}`
 | `JEST_JUNIT_ANCESTOR_SEPARATOR` | `ancestorSeparator` | Character(s) used to join the `describe` blocks. | `" "` | N/A
 | `JEST_JUNIT_ADD_FILE_ATTRIBUTE` | `addFileAttribute` | Add file attribute to the output (validated on CIRCLE CI and GitLab CI). Must be a string. | `"false"` | N/A
+| `JEST_JUNIT_FILE_PATH_PREFIX` | `filePathPrefix` | Prefix to add to the test suite file path. The value will be prefixed using `path.join`. Useful in case of monorepo | `""` | N/A
 | `JEST_JUNIT_INCLUDE_CONSOLE_OUTPUT` | `includeConsoleOutput` | Adds console output to any testSuite that generates stdout during a test run. | `false` | N/A
 | `JEST_JUNIT_INCLUDE_SHORT_CONSOLE_OUTPUT` | `includeShortConsoleOutput` | Adds short console output (only message value) to any testSuite that generates stdout during a test run. | `false` | N/A
 | `JEST_JUNIT_REPORT_TEST_SUITE_ERRORS` | `reportTestSuiteErrors` | Reports test suites that failed to execute altogether as `error`. _Note:_ since the suite name cannot be determined from files that fail to load, it will default to file path.| `false` | N/A
diff --git a/__tests__/buildJsonResults.test.js b/__tests__/buildJsonResults.test.js
index 2e19c17..6eed871 100644
--- a/__tests__/buildJsonResults.test.js
+++ b/__tests__/buildJsonResults.test.js
@@ -364,6 +364,21 @@ describe('buildJsonResults', () => {
     expect(slash(jsonResults.testsuites[1].testsuite[2].testcase[0]._attr.file)).toBe('path/to/test/__tests__/foo.test.js');
   });
 
+  it('should prefix the file name with filePathPrefix', () => {
+    // Ignore junit errors for this attribute
+    // It is added for circle-ci and is known to not generate
+    // jenkins-compatible junit
+    ignoreJunitErrors = true;
+
+    const noFailingTestsReport = require('../__mocks__/no-failing-tests.json');
+    jsonResults = buildJsonResults(noFailingTestsReport, '/',
+      Object.assign({}, constants.DEFAULT_OPTIONS, {
+        addFileAttribute: "true",
+        filePathPrefix: "packages/foobar"
+      }));
+    expect(slash(jsonResults.testsuites[1].testsuite[2].testcase[0]._attr.file)).toBe('packages/foobar/path/to/test/__tests__/foo.test.js');
+  });
+
   it('should show output of console if includeConsoleOutput is true', () => {
     const reportWithConsoleOutput = require('../__mocks__/test-with-console-output.json');
     jsonResults = buildJsonResults(reportWithConsoleOutput, '/',
diff --git a/constants/index.js b/constants/index.js
index 72bcc55..1c7fe5d 100644
--- a/constants/index.js
+++ b/constants/index.js
@@ -12,6 +12,7 @@ module.exports = {
     JEST_JUNIT_TITLE: 'titleTemplate',
     JEST_JUNIT_ANCESTOR_SEPARATOR: 'ancestorSeparator',
     JEST_JUNIT_ADD_FILE_ATTRIBUTE: 'addFileAttribute',
+    JEST_JUNIT_FILE_PATH_PREFIX: 'filePathPrefix',
     JEST_JUNIT_INCLUDE_CONSOLE_OUTPUT: 'includeConsoleOutput',
     JEST_JUNIT_INCLUDE_SHORT_CONSOLE_OUTPUT: 'includeShortConsoleOutput',
     JEST_JUNIT_REPORT_TEST_SUITE_ERRORS: 'reportTestSuiteErrors',
@@ -31,6 +32,7 @@ module.exports = {
     ancestorSeparator: ' ',
     usePathForSuiteName: 'false',
     addFileAttribute: 'false',
+    filePathPrefix: '',
     includeConsoleOutput: 'false',
     includeShortConsoleOutput: 'false',
     reportTestSuiteErrors: 'false',
diff --git a/utils/buildJsonResults.js b/utils/buildJsonResults.js
index a35df5f..d851b5f 100644
--- a/utils/buildJsonResults.js
+++ b/utils/buildJsonResults.js
@@ -99,7 +99,7 @@ module.exports = function (report, appDirectory, options, rootDir = null) {
     }
 
     // Build variables for suite name
-    const filepath = path.relative(appDirectory, suite.testFilePath);
+    const filepath = path.join(suiteOptions.filePathPrefix, path.relative(appDirectory, suite.testFilePath));
     const filename = path.basename(filepath);
     const suiteTitle = suite.testResults[0].ancestorTitles[0];
     const displayName = typeof suite.displayName === 'object'