我有具体情况。我有类似通用模块的东西，它定义了所有集成的通用行为，并且所有集成都将其用作库。在该通用模块中，我配置了玩笑和测试集。
万一通用模块链接（npm link）到集成，一切都可以。但是，当直接从npm直接安装此通用模块时，jest无法找到任何测试。我想，有些文件被忽略了，但是我不希望找到任何可以解决这种情况的配置。
debug模式下的最终配置如下：
{
"configs": [
{
"automock": false,
"cache": true,
"cacheDirectory": "/private/var/folders/mv/v_zhxfq113qf8d6vsf4ldwq80000gn/T/jest_dx",
"clearMocks": false,
"coveragePathIgnorePatterns": [
"/node_modules/"
],
"cwd": "<path>/Workspace/integration/my_integration",
"detectLeaks": false,
"detectOpenHandles": false,
"errorOnDeprecated": false,
"extraGlobals": [],
"forceCoverageMatch": [],
"globals": {},
"haste": {
"computeSha1": false,
"throwOnModuleCollision": false
},
"moduleDirectories": [
"node_modules"
],
"moduleFileExtensions": [
"js",
"json",
"jsx",
"ts",
"tsx",
"node"
],
"moduleNameMapper": [],
"modulePathIgnorePatterns": [],
"name": "24eedccdafdba030f3d9209ab1064c8e",
"prettierPath": "prettier",
"resetMocks": false,
"resetModules": false,
"restoreMocks": false,
"rootDir": "<path>/Workspace/integration/my_integration/node_modules/common_module/tests/api",
"roots": [
"<path>/Workspace/integration/my_integration/node_modules/common_module/tests/api"
],
"runner": "jest-runner",
"setupFiles": [],
"setupFilesAfterEnv": [],
"skipFilter": false,
"slowTestThreshold": 5,
"snapshotSerializers": [],
"testEnvironment": "<path>/Workspace/integration/my_integration/node_modules/jest-environment-node/build/index.js",
"testEnvironmentOptions": {},
"testLocationInResults": false,
"testMatch": [
"**/__tests__/**/*.[jt]s?(x)",
"**/?(*.)+(spec|test).[tj]s?(x)"
],
"testPathIgnorePatterns": [
"/node_modules/"
],
"testRegex": [],
"testRunner": "<path>/Workspace/integration/my_integration/node_modules/jest-jasmine2/build/index.js",
"testURL": "http://localhost",
"timers": "real",
"transform": [],
"transformIgnorePatterns": [
"/node_modules/",
"\\.pnp\\.[^\\/]+$"
],
"watchPathIgnorePatterns": []
}
],
"globalConfig": {
"bail": 0,
"changedFilesWithAncestor": false,
"collectCoverage": false,
"collectCoverageFrom": [],
"coverageDirectory": "<path>/Workspace/integration/my_integration/node_modules/common_module/coverage",
"coverageProvider": "babel",
"coverageReporters": [
"json",
"text",
"lcov",
"clover"
],
"detectLeaks": false,
"detectOpenHandles": false,
"errorOnDeprecated": false,
"expand": false,
"findRelatedTests": false,
"forceExit": false,
"json": false,
"lastCommit": false,
"listTests": false,
"logHeapUsage": false,
"maxConcurrency": 5,
"maxWorkers": 7,
"noStackTrace": false,
"nonFlagArgs": [],
"notify": false,
"notifyMode": "failure-change",
"onlyChanged": false,
"onlyFailures": false,
"passWithNoTests": false,
"projects": [],
"rootDir": "<path>/Workspace/integration/my_integration/node_modules/common_module/tests/api",
"runTestsByPath": false,
"skipFilter": false,
"testFailureExitCode": 1,
"testPathPattern": "",
"testSequencer": "<path>/Workspace/integration/my_integration/node_modules/@jest/test-sequencer/build/index.js",
"updateSnapshot": "new",
"useStderr": false,
"verbose": true,
"watch": false,
"watchAll": false,
"watchman": true
},
"version": "26.4.0"
}
所有测试均在路径<path>/Workspace/integration/my_integration/node_modules/common_module/tests/api上定义为，例如something.test.js。
控制台将始终显示：
No tests found, exiting with code 1
Run with `--passWithNoTests` to exit with code 0
No files found in <path>/Workspace/integration/my_integration/node_modules/common_module/tests/api.
Make sure Jest's configuration does not exclude this directory.
To set up Jest, make sure a package.json file exists.
Jest Documentation: facebook.github.io/jest/docs/configuration.html
Pattern: - 0 matches
npm ERR! Test failed. See above for more details.