First commit

sites/all/modules/civicrm/Civi/CiUtil/Command/CompareCommand.php

@@ -0,0 +1,80 @@
+<?php
+namespace Civi\CiUtil\Command;
+
+/**
+ * Class CompareCommand
+ *
+ * @package Civi\CiUtil\Command
+ */
+class CompareCommand {
+  /**
+   * @param $argv
+   */
+  public static function main($argv) {
+    if (empty($argv[1])) {
+      echo "summary: Compares the output of different test runs\n";
+      echo "usage: phpunit-compare [--out=txt|csv] [--phpunit-json|--jenkins-xml] <file1> <file2>...\n";
+      exit(1);
+    }
+
+    $parser = array('\Civi\CiUtil\PHPUnitParser', 'parseJsonResults');
+    $printerType = 'txt';
+    $suites = array(); // array('file' => string, 'results' => array)
+    for ($i = 1; $i < count($argv); $i++) {
+      switch ($argv[$i]) {
+        case '--phpunit-json':
+          $parser = array('\Civi\CiUtil\PHPUnitParser', 'parseJsonResults');
+          break;
+
+        case '--jenkins-xml':
+          $parser = array('\Civi\CiUtil\JenkinsParser', 'parseXmlResults');
+          break;
+
+        case '--csv':
+          $parser = array('\Civi\CiUtil\CSVParser', 'parseResults');
+          break;
+
+        case '--out=txt':
+          $printerType = 'txt';
+          break;
+
+        case '--out=csv':
+          $printerType = 'csv';
+          break;
+
+        default:
+          $suites[] = array(
+            'file' => $argv[$i],
+            'results' => call_user_func($parser, file_get_contents($argv[$i])),
+          );
+      }
+    }
+
+    $tests = array(); // array(string $name)
+    foreach ($suites as $suite) {
+      $tests = array_unique(array_merge(
+        $tests,
+        array_keys($suite['results'])
+      ));
+    }
+    sort($tests);
+
+    if ($printerType == 'csv') {
+      $printer = new \Civi\CiUtil\CsvPrinter('php://stdout', \Civi\CiUtil\Arrays::collect($suites, 'file'));
+    }
+    else {
+      $printer = new \Civi\CiUtil\ComparisonPrinter(\Civi\CiUtil\Arrays::collect($suites, 'file'));
+    }
+    foreach ($tests as $test) {
+      $values = array();
+      foreach ($suites as $suite) {
+        $values[] = isset($suite['results'][$test]) ? $suite['results'][$test] : 'MISSING';
+      }
+
+      if (count(array_unique($values)) > 1) {
+        $printer->printRow($test, $values);
+      }
+    }
+  }
+
+}