Refactor suite timing out of Env and into each Reporter

[finishes #45659879]

lib/jasmine-core/jasmine.js

@@ -50,6 +50,7 @@ getJasmineRequireObj().core = function(jRequire) {
   j$.Spec = jRequire.Spec();
   j$.Spy = jRequire.Spy(j$);
   j$.Suite = jRequire.Suite();
+  j$.Timer = jRequire.Timer();
   j$.version = jRequire.version();
 
   j$.matchers = jRequire.requireMatchers(jRequire, j$);
@@ -648,23 +649,30 @@ getJasmineRequireObj().Env = function(j$) {
 };
 
 getJasmineRequireObj().JsApiReporter = function() {
-  function JsApiReporter(jasmine) {  // TODO: this doesn't appear to be used
-    this.jasmine = jasmine || {};
+
+  var noopTimer = {
+    start: function(){},
+    elapsed: function(){ return 0; }
+  };
+
+  function JsApiReporter(options) {
+    var timer = options.timer || noopTimer,
+        status = "loaded";
+
     this.started = false;
     this.finished = false;
 
-    var status = 'loaded';
-
     this.jasmineStarted = function() {
       this.started = true;
       status = 'started';
+      timer.start();
     };
 
     var executionTime;
 
-    this.jasmineDone = function(options) {
+    this.jasmineDone = function() {
       this.finished = true;
-      executionTime = options.executionTime;
+      executionTime = timer.elapsed();
       status = 'done';
     };
 
@@ -1567,6 +1575,24 @@ if (typeof window == void 0 && typeof exports == "object") {
   exports.Suite = jasmineRequire.Suite;
 }
 
+getJasmineRequireObj().Timer = function() {
+  function Timer(options) {
+    options = options || {};
+
+    var now = options.now || function() { return new Date().getTime(); },
+        startTime;
+
+    this.start = function() {
+      startTime = now();
+    };
+
+    this.elapsed = function() {
+      return now() - startTime;
+    };
+  }
+
+  return Timer;
+};
 getJasmineRequireObj().matchersUtil = function(j$) {
   // TODO: what to do about jasmine.pp not being inject? move to JSON.stringify? gut PrettyPrinter?