Upload Kmake

test/parallel/test-trace-events-file-pattern.js

@@ -0,0 +1,29 @@
+'use strict';
+const common = require('../common');
+const tmpdir = require('../common/tmpdir');
+const assert = require('assert');
+const cp = require('child_process');
+const fs = require('fs');
+
+tmpdir.refresh();
+
+const CODE =
+  'setTimeout(() => { for (let i = 0; i < 100000; i++) { "test" + i } }, 1)';
+
+const proc = cp.spawn(process.execPath, [
+  '--trace-events-enabled',
+  '--trace-event-file-pattern',
+  // eslint-disable-next-line no-template-curly-in-string
+  '${pid}-${rotation}-${pid}-${rotation}.tracing.log',
+  '-e', CODE,
+], { cwd: tmpdir.path });
+
+proc.once('exit', common.mustCall(() => {
+  const expectedFilename = tmpdir.resolve(`${proc.pid}-1-${proc.pid}-1.tracing.log`);
+
+  assert(fs.existsSync(expectedFilename));
+  fs.readFile(expectedFilename, common.mustCall((err, data) => {
+    const traces = JSON.parse(data.toString()).traceEvents;
+    assert(traces.length > 0);
+  }));
+}));