benchmark: move cli parts of common.js into run.js

It wasn't obviouse that common.js was the main cli tool.

PR-URL: https://github.com/nodejs/node/pull/7094
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

1 files changed, 63 insertions, 0 deletions

diff --git a/benchmark/run.js b/benchmark/run.js
new file mode 100644
index 0000000000..ad590ea34a
--- /dev/null
+++ b/benchmark/run.js
@@ -0,0 +1,63 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const child_process = require('child_process');
+
+var outputFormat = process.env.OUTPUT_FORMAT ||
+                   (+process.env.NODE_BENCH_SILENT ? 'silent' : false) ||
+                   'default';
+
+// If this is the main module, then run the benchmarks
+if (module === require.main) {
+  var type = process.argv[2];
+  var testFilter = process.argv[3];
+  if (!type) {
+    console.error('usage:\n ./node benchmark/run.js <type> [testFilter]');
+    process.exit(1);
+  }
+
+  var dir = path.join(__dirname, type);
+  var tests = fs.readdirSync(dir);
+
+  if (testFilter) {
+    var filteredTests = tests.filter(function(item) {
+      if (item.lastIndexOf(testFilter) >= 0) {
+        return item;
+      }
+    });
+
+    if (filteredTests.length === 0) {
+      console.error('%s is not found in \n %j', testFilter, tests);
+      return;
+    }
+    tests = filteredTests;
+  }
+
+  runBenchmarks();
+}
+
+function runBenchmarks() {
+  var test = tests.shift();
+  if (!test)
+    return;
+
+  if (test.match(/^[\._]/))
+    return process.nextTick(runBenchmarks);
+
+  if (outputFormat == 'default')
+    console.error(type + '/' + test);
+
+  test = path.resolve(dir, test);
+
+  var a = (process.execArgv || []).concat(test);
+  var child = child_process.spawn(process.execPath, a, { stdio: 'inherit' });
+  child.on('close', function(code) {
+    if (code) {
+      process.exit(code);
+    } else {
+      console.log('');
+      runBenchmarks();
+    }
+  });
+}