chore: add test variation for parseWithEsbuild feature flag (#699)

* chore: add test variation for `parseWithEsbuild` feature flag * chore: temporarily disable bundler_default variation * chore: reinstate bundler_default variation * chore: run some tests in serial
netlify · Oct 5, 2021 · e38f0a0 · e38f0a0 · github-actions · Oct 5, 2021
1 parent 1f92fc4
commit e38f0a0
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Showing 4 changed files with 287 additions and 276 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -93,6 +93,7 @@
     "adm-zip": "0.5.5",
     "ava": "^3.0.0",
     "cpy": "^8.0.0",
+    "deepmerge": "^4.2.2",
     "get-stream": "^6.0.0",
     "husky": "^4.3.8",
     "npm-run-all": "^4.1.5",

diff --git a/tests/helpers/test_many.js b/tests/helpers/test_many.js
@@ -1,3 +1,5 @@
+const { platform } = require('process')
+
 const makeTestMany = (test, matrix) => {
   const testBundlers = (title, variationNames, assertions, testFn = test) => {
     variationNames.forEach((name) => {
@@ -9,7 +11,12 @@ const makeTestMany = (test, matrix) => {
 
       const testTitle = `${title} [${name}]`
 
-      testFn(testTitle, assertions.bind(null, variation))
+      // Weird workaround to avoid running too many tests in parallel on
+      // Windows, which causes problems in the CI.
+      const isSerial = variationNames.length >= 3 && platform === 'win32'
+      const testFunction = isSerial ? testFn.serial : testFn
+
+      testFunction(testTitle, assertions.bind(null, variation))
     })
   }