Add benchmark env 'label' support.

Author: davidlehn

tests/earl-report.js

@@ -126,6 +126,9 @@ const _benchmarkContext = {
   'jldb:Environment': {'@type': '@id'},
 
   // per environment
+  // label
+  // ex: 'Setup 1' (for reports)
+  'jldb:label': {'@type': 'xsd:string'},
   // architecture type
   // ex: x86
   'jldb:arch': {'@type': 'xsd:string'},
@@ -171,6 +174,7 @@ EarlReport.prototype.setupForBenchmarks = function(options) {
   if(options.testEnv) {
     // add report environment
     const fields = [
+      ['label', 'jldb:label'],
       ['arch', 'jldb:arch'],
       ['cpu', 'jldb:cpu'],
       ['cpuCount', 'jldb:cpuCount'],

tests/test.js

@@ -18,6 +18,7 @@
  *   TEST_ENV=cpu,runtime # only cpu and runtime
  *   TEST_ENV=auto,comment='special test' # all auto with override
  *   Available fields:
+ *   - label - ex: 'Setup 1' (short label for reports)
  *   - arch - ex: 'x64'
  *   - cpu - ex: 'Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz'
  *   - cpuCount - ex: 8
@@ -114,6 +115,7 @@ if(process.env.TEST_ENV) {
     }
     _test_env.split(',').forEach(pair => {
       if(pair === 'auto') {
+        testEnv.name = 'auto';
         testEnv.arch = 'auto';
         testEnv.cpu = 'auto';
         testEnv.cpuCount = 'auto';
@@ -131,6 +133,9 @@ if(process.env.TEST_ENV) {
         }
       }
     });
+    if(testEnv.label === 'auto') {
+      testEnv.label = '';
+    }
     if(testEnv.arch === 'auto') {
       testEnv.arch = process.arch;
     }