add script to convert selenium html reports to json

package.json

@@ -42,7 +42,8 @@
         "irc": "0.3.3",
         "jshint": "0.7.1",
         "minimatch": "0.2.6",
-        "which": "1.0.5"
+        "which": "1.0.5",
+        "htmlparser": "1.7.6"
     },
     "scripts": {
         "postinstall": "node ./scripts/generate_ephemeral_keys.js",

scripts/automation/convert_results.js

@@ -0,0 +1,77 @@
+#!/usr/bin/env node
+/*
+ * Converts html reports into nice, machine readable JSON
+ * Run: $ ./convert_result.js result/index.html
+ */
+
+const fs         = require('fs'),
+      path       = require('path'),
+      jsonselect = require('jsonselect'),
+      htmlparser = require('htmlparser');
+
+
+function main (args) {
+  var file = fs.readFile(path.resolve(args[2]), "utf8", function (err, html) {
+    if (err) throw err;
+    parseReport(html);
+  });
+}
+
+function parseReport (html) {
+
+  var handler = new htmlparser.DefaultHandler(function(err, dom) {
+    if (err) {
+      console.error("Error: " + err);
+    } else {
+      var results = jsonselect.match(':has(:root > .attribs > .id:val("results")) .children :has(:root > .name:val("tr"))', dom);
+      var report = {};
+
+      // remove header row
+      results.shift();
+
+      results.forEach(function (node, i, array) {
+        var url;
+        var result = node.children[1].attribs.class;
+
+        // skip traceback rows
+        if (!result) return;
+
+        try {
+          url = result === 'error' ?
+                  findJobUrl(array[i+1].children[1].children[1].children) :
+                  node.children[9].children[0].attribs.href;
+        } catch (e) {
+          url = '';
+        }
+
+        var name = node.children[5].children[0].data;
+
+        report[name] = {
+          success: result === 'passed',
+          class: node.children[3].children[0].data,
+          duration: node.children[7].children[0].data,
+          url: url
+        };
+      });
+
+      console.log(JSON.stringify(report, null, '  '));
+    }
+  });
+
+  var parser = new htmlparser.Parser(handler);
+  parser.parseComplete(html);
+}
+
+// extract saucelab url from error report
+function findJobUrl (children) {
+  var result;
+  children.forEach(function (node) {
+    var match = node.raw.match(/https:\/\/saucelabs.com\/jobs\/[a-f0-9]+/);
+    if (match) result = match[0];
+  });
+  return result;
+}
+
+exports.parseReport = parseReport;
+
+if (process.argv[1] === __filename) main(process.argv);