1 files changed, 124 insertions, 0 deletions
diff --git a/test/report/test-report-writereport.js b/test/report/test-report-writereport.js
new file mode 100644
index 0000000000..6c7ed8a71c
--- /dev/null
+++ b/test/report/test-report-writereport.js
@@ -0,0 +1,124 @@
+// Flags: --experimental-report
+'use strict';
+
+// Test producing a report via API call, using the no-hooks/no-signal interface.
+const common = require('../common');
+common.skipIfReportDisabled();
+const assert = require('assert');
+const { spawnSync } = require('child_process');
+const fs = require('fs');
+const path = require('path');
+const helper = require('../common/report');
+const tmpdir = require('../common/tmpdir');
+
+common.expectWarning('ExperimentalWarning',
+                     'report is an experimental feature. This feature could ' +
+                     'change at any time');
+tmpdir.refresh();
+process.report.directory = tmpdir.path;
+
+function validate() {
+  const reports = helper.findReports(process.pid, tmpdir.path);
+  assert.strictEqual(reports.length, 1);
+  helper.validate(reports[0]);
+  fs.unlinkSync(reports[0]);
+  return reports[0];
+}
+
+{
+  // Test with no arguments.
+  process.report.writeReport();
+  validate();
+}
+
+{
+  // Test with an error argument.
+  process.report.writeReport(new Error('test error'));
+  validate();
+}
+
+{
+  // Test with a file argument.
+  const file = process.report.writeReport('custom-name-1.json');
+  const absolutePath = path.join(tmpdir.path, file);
+  assert.strictEqual(helper.findReports(process.pid, tmpdir.path).length, 0);
+  assert.strictEqual(file, 'custom-name-1.json');
+  helper.validate(absolutePath);
+  fs.unlinkSync(absolutePath);
+}
+
+{
+  // Test with file and error arguments.
+  const file = process.report.writeReport('custom-name-2.json',
+                                          new Error('test error'));
+  const absolutePath = path.join(tmpdir.path, file);
+  assert.strictEqual(helper.findReports(process.pid, tmpdir.path).length, 0);
+  assert.strictEqual(file, 'custom-name-2.json');
+  helper.validate(absolutePath);
+  fs.unlinkSync(absolutePath);
+}
+
+{
+  // Test with a filename option.
+  process.report.filename = 'custom-name-3.json';
+  const file = process.report.writeReport();
+  assert.strictEqual(helper.findReports(process.pid, tmpdir.path).length, 0);
+  const filename = path.join(process.report.directory, 'custom-name-3.json');
+  assert.strictEqual(file, process.report.filename);
+  helper.validate(filename);
+  fs.unlinkSync(filename);
+}
+
+// Test with an invalid file argument.
+[null, 1, Symbol(), function() {}].forEach((file) => {
+  common.expectsError(() => {
+    process.report.writeReport(file);
+  }, { code: 'ERR_INVALID_ARG_TYPE' });
+});
+
+// Test with an invalid error argument.
+[null, 1, Symbol(), function() {}, 'foo'].forEach((error) => {
+  common.expectsError(() => {
+    process.report.writeReport('file', error);
+  }, { code: 'ERR_INVALID_ARG_TYPE' });
+});
+
+{
+  // Test the special "stdout" filename.
+  const args = ['--experimental-report', '-e',
+                'process.report.writeReport("stdout")'];
+  const child = spawnSync(process.execPath, args, { cwd: tmpdir.path });
+  assert.strictEqual(child.status, 0);
+  assert.strictEqual(child.signal, null);
+  assert.strictEqual(helper.findReports(child.pid, tmpdir.path).length, 0);
+  helper.validateContent(child.stdout.toString());
+}
+
+{
+  // Test the special "stderr" filename.
+  const args = ['--experimental-report', '-e',
+                'process.report.writeReport("stderr")'];
+  const child = spawnSync(process.execPath, args, { cwd: tmpdir.path });
+  assert.strictEqual(child.status, 0);
+  assert.strictEqual(child.signal, null);
+  assert.strictEqual(child.stdout.toString().trim(), '');
+  assert.strictEqual(helper.findReports(child.pid, tmpdir.path).length, 0);
+  const report = child.stderr.toString().split('Node.js report completed')[0];
+  helper.validateContent(report);
+}
+
+{
+  // Test the case where the report file cannot be opened.
+  const reportDir = path.join(tmpdir.path, 'does', 'not', 'exist');
+  const args = ['--experimental-report',
+                `--diagnostic-report-directory=${reportDir}`,
+                '-e',
+                'process.report.writeReport()'];
+  const child = spawnSync(process.execPath, args, { cwd: tmpdir.path });
+
+  assert.strictEqual(child.status, 0);
+  assert.strictEqual(child.signal, null);
+  assert.strictEqual(child.stdout.toString().trim(), '');
+  const stderr = child.stderr.toString();
+  assert(stderr.includes('Failed to open Node.js report file:'));
+}