✅ Mock require.resolve in plugins loading tests

Author: Lukáš Horák

jest.config.js

@@ -21,4 +21,5 @@ module.exports = {
       diagnostics: { warnOnly: true },
     },
   },
+  resolver: "<rootDir>/test-utils/resolver",
 };

package.json

@@ -21,11 +21,13 @@
     "update-gitmoji-config": "node ./scripts/update-gitmoji-config.js"
   },
   "devDependencies": {
+    "@types/glob": "^8.0.1",
     "chai": "^4.2.0",
     "eslint": "^7.32.0",
     "eslint-config-oclif": "^4.0.0",
     "eslint-config-oclif-typescript": "^1.0.2",
     "eslint-config-prettier": "^8.3.0",
+    "glob": "^8.1.0",
     "husky": "^4.3.0",
     "lint-staged": "^10.5.1",
     "prettier": "^2.1.1",

packages/core/src/plugins/__tests__/modules-resolution.json

@@ -0,0 +1,5 @@
+{
+  "@lokse/plugin1": "@lokse/plugin1",
+  "@lokse/plugin2": "@lokse/plugin2",
+  "@lokse/plugin3": "@lokse/plugin3"
+}

test-utils/resolver.js

@@ -0,0 +1,32 @@
+/**
+ * Custom resolver resolves ability to mock require.resolve
+ * https://github.com/facebook/jest/issues/9543#issuecomment-616358056
+ */
+// eslint-disable-next-line node/no-unpublished-require
+const glob = require("glob");
+const path = require("path");
+
+let mapping = {};
+
+const globPattern = path.join(
+  __dirname,
+  "../packages/*/src/**/__tests__/modules-resolution.json"
+);
+
+// Looks for "module-resolution.json" files in all the `__tests__` directories
+glob
+  .sync(globPattern)
+  // eslint-disable-next-line unicorn/no-array-for-each
+  .forEach((file) => {
+    // For each of them, merges them in the "mapping" object
+    mapping = { ...mapping, ...require(file) };
+  });
+
+function resolver(path, options) {
+  // console.log(path, mapping);
+  // If the path corresponds to a key in the mapping object, returns the fakely resolved path
+  // otherwise it calls the Jest's default resolver
+  return mapping[path] || options.defaultResolver(path, options);
+}
+
+module.exports = resolver;

yarn.lock

@@ -2215,7 +2215,7 @@
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.1.tgz#e2c6e73e0bdeb2521d00756d099218e9f5d90a04"
   integrity sha512-/zPMqDkzSZ8t3VtxOa4KPq7uzzW978M9Tvh+j7GHKuo6k6GTLxPJ4J5gE5cjfJ26pnXst0N5Hax8Sr0T2Mi9zQ==
 
-"@types/configstore@*":
+"@types/configstore@*", "@types/configstore@5":
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/@types/configstore/-/configstore-5.0.1.tgz#7be34d28ce29a408c98e717ada0488664eaf6173"
   integrity sha512-c/QCznvk7bLKGhHETj29rqKufui3jaAxjBhK4R2zUrMG5UG0qTwfWYxBoUbH8JCyDjdCWMIxPJ7/Fdz1UcAnWg==
@@ -2264,6 +2264,14 @@
     "@types/minimatch" "*"
     "@types/node" "*"
 
+"@types/glob@^8.0.1":
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/@types/glob/-/glob-8.0.1.tgz#6e3041640148b7764adf21ce5c7138ad454725b0"
+  integrity sha512-8bVUjXZvJacUFkJXHdyZ9iH1Eaj5V7I8c4NdH5sQJsdXkqT4CA5Dhb4yb4VE/3asyx4L9ayZr1NIhTsWHczmMw==
+  dependencies:
+    "@types/minimatch" "^5.1.2"
+    "@types/node" "*"
+
 "@types/google-spreadsheet@^3.0.1":
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/@types/google-spreadsheet/-/google-spreadsheet-3.2.2.tgz#1d7a75982c89caa3ac38828d2f3268b5bc67e641"
@@ -2365,6 +2373,11 @@
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.5.tgz#1001cc5e6a3704b83c236027e77f2f58ea010f40"
   integrity sha512-Klz949h02Gz2uZCMGwDUSDS1YBlTdDDgbWHi+81l29tQALUtvz4rAYi5uoVhE5Lagoq6DeqAUlbrHvW/mXDgdQ==
 
+"@types/minimatch@^5.1.2":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-5.1.2.tgz#07508b45797cb81ec3f273011b054cd0755eddca"
+  integrity sha512-K0VQKziLUWkVKiRVrx4a40iPaxTUefQmjtkQofBkYRcoaaL/8rhwDWww9qWbrgicNOgnpIsMxyNIUM4+n6dUIA==
+
 "@types/minimist@^1.2.0":
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/@types/minimist/-/minimist-1.2.2.tgz#ee771e2ba4b3dc5b372935d549fd9617bf345b8c"
@@ -2424,7 +2437,7 @@
   resolved "https://registry.yarnpkg.com/@types/parse5/-/parse5-6.0.3.tgz#705bb349e789efa06f43f128cef51240753424cb"
   integrity sha512-SuT16Q1K51EAVPz1K29DJ/sXjhSQ0zjvsypYJ6tlwVsRV9jwW5Adq2ch8Dq8kDBCkYnELS7N7VNCSB5nC56t/g==
 
-"@types/prettier@^2.0.0":
+"@types/prettier@2.6.0", "@types/prettier@^2.0.0":
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/@types/prettier/-/prettier-2.6.0.tgz#efcbd41937f9ae7434c714ab698604822d890759"
   integrity sha512-G/AdOadiZhnJp0jXCaBQU449W2h716OW/EoXeYkCytxKL06X1WCXB4DZpp8TpZ8eyIJVS1cw4lrlkkSYU21cDw==
@@ -3236,6 +3249,13 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
+brace-expansion@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-2.0.1.tgz#1edc459e0f0c548486ecf9fc99f2221364b9a0ae"
+  integrity sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==
+  dependencies:
+    balanced-match "^1.0.0"
+
 braces@^2.3.1:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/braces/-/braces-2.3.2.tgz#5979fd3f14cd531565e5fa2df1abfff1dfaee729"
@@ -5609,6 +5629,17 @@ glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@^8.1.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-8.1.0.tgz#d388f656593ef708ee3e34640fdfb99a9fd1c33e"
+  integrity sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^5.0.1"
+    once "^1.3.0"
+
 global-dirs@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/global-dirs/-/global-dirs-3.0.0.tgz#70a76fe84ea315ab37b1f5576cbde7d48ef72686"
@@ -8349,6 +8380,13 @@ minimatch@^3.0.4, minimatch@^3.1.1:
   dependencies:
     brace-expansion "^1.1.7"
 
+minimatch@^5.0.1:
+  version "5.1.6"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-5.1.6.tgz#1cfcb8cf5522ea69952cd2af95ae09477f122a96"
+  integrity sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==
+  dependencies:
+    brace-expansion "^2.0.1"
+
 [email protected]:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/minimist-options/-/minimist-options-4.1.0.tgz#c0655713c53a8a2ebd77ffa247d342c40f010619"
@@ -10213,20 +10251,13 @@ run-parallel@^1.1.9:
   dependencies:
     queue-microtask "^1.2.2"
 
-rxjs@^6.6.0:
+rxjs@6, rxjs@^6.6.0, rxjs@^7.2.0, rxjs@^7.5.1, rxjs@^7.5.5:
   version "6.6.7"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.7.tgz#90ac018acabf491bf65044235d5863c4dab804c9"
   integrity sha512-hTdwr+7yYNIT5n4AMYp85KA6yw2Va0FLa3Rguvbpa4W3I5xynaBZo41cM3XM+4Q6fRMj3sBYIR1VAmZMXYJvRQ==
   dependencies:
     tslib "^1.9.0"
 
-rxjs@^7.2.0, rxjs@^7.5.1, rxjs@^7.5.5:
-  version "7.8.0"
-  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-7.8.0.tgz#90a938862a82888ff4c7359811a595e14e1e09a4"
-  integrity sha512-F2+gxDshqmIub1KdvZkaEfGDwLNpPvk9Fs6LD/MyQxNgMds/WH9OdDDXOmxUZpME+iSK3rQCctkL0DYyytUqMg==
-  dependencies:
-    tslib "^2.1.0"
-
 [email protected]:
   version "0.0.15"
   resolved "https://registry.yarnpkg.com/s.color/-/s.color-0.0.15.tgz#6b32cd22d8dba95703a5122ddede2020a1560186"
@@ -11250,11 +11281,6 @@ tslib@^2.0.0, tslib@^2.0.1, tslib@^2.0.3, tslib@^2.3.1, tslib@^2.4.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
   integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
 
-tslib@^2.1.0:
-  version "2.5.0"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.5.0.tgz#42bfed86f5787aeb41d031866c8f402429e0fddf"
-  integrity sha512-336iVw3rtn2BUK7ORdIAHTyxHGRIHVReokCR3XjbckJMK7ms8FysBfhLR8IXnAgy7T0PTPNBWKiH514FOW/WSg==
-
 tsm@^2.1.4:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/tsm/-/tsm-2.2.2.tgz#0edacd62bbe53a87e8fc9c260ab65a7dbac5de06"