Merge remote-tracking branch 'origin/master' into feat/serialize-addon

bin/test.js

@@ -6,6 +6,8 @@
 const cp = require('child_process');
 const path = require('path');
 
+const COVERAGE_LINES_THRESHOLD = 60;
+
 // Add `out` to the NODE_PATH so absolute paths can be resolved.
 const env = { ...process.env };
 env.NODE_PATH = path.resolve(__dirname, '../out');
@@ -16,15 +18,42 @@ let testFiles = [
   './addons/**/out/*test.js',
 ];
 
-// ability to inject particular test files via
-// yarn test [testFileA testFileB ...]
+let flagArgs = [];
+
 if (process.argv.length > 2) {
-  testFiles = process.argv.slice(2);
+  const args = process.argv.slice(2);
+  flagArgs = args.filter(e => e.startsWith('--'));
+  // ability to inject particular test files via
+  // yarn test [testFileA testFileB ...]
+  files = args.filter(e => !e.startsWith('--'));
+  if (files.length) {
+    testFiles = files;
+  }
+}
+
+const checkCoverage = flagArgs.indexOf('--coverage') >= 0;
+
+if (checkCoverage) {
+  flagArgs.splice(flagArgs.indexOf('--coverage'), 1);
+  const executable = npmBinScript('nyc');
+  const args = ['--check-coverage', `--lines=${COVERAGE_LINES_THRESHOLD}`, npmBinScript('mocha'), ...testFiles, ...flagArgs];
+  console.info('executable', executable);
+  console.info('args', args);
+  const run = cp.spawnSync(
+    executable,
+    args,
+    {
+      cwd: path.resolve(__dirname, '..'),
+      env,
+      stdio: 'inherit'
+    }
+  );
+  process.exit(run.status);
 }
 
 const run = cp.spawnSync(
-  path.resolve(__dirname, '../node_modules/.bin/mocha'),
-  testFiles,
+  npmBinScript('mocha'),
+  [...testFiles, ...flagArgs],
   {
     cwd: path.resolve(__dirname, '..'),
     env,
@@ -32,4 +61,8 @@ const run = cp.spawnSync(
   }
 );
 
-process.exit(run.status);
+function npmBinScript(script) {
+  return path.resolve(__dirname, `../node_modules/.bin/` + (process.platform === 'win32' ? `${script}.cmd` : script));
+}
+
+process.exit(run.status);