Prevents *Alls from running when runnables are explicitly set

- This requires passing if runnables are set to the Suite. Hopefully in
  the future we will change how focused runnables and *Alls interact so
  this is no longer necessary.

[#732]

src/core/Env.js

@@ -237,6 +237,7 @@ getJasmineRequireObj().Env = function(j$) {
         onStart: suiteStarted,
         expectationFactory: expectationFactory,
         expectationResultFactory: expectationResultFactory,
+        runnablesExplictlySetGetter: runnablesExplictlySetGetter,
         resultCallback: function(attrs) {
           if (!suite.disabled) {
             clearResourcesForRunnable(suite.id);

src/core/Suite.js

@@ -9,6 +9,7 @@ getJasmineRequireObj().Suite = function() {
     this.clearStack = attrs.clearStack || function(fn) {fn();};
     this.expectationFactory = attrs.expectationFactory;
     this.expectationResultFactory = attrs.expectationResultFactory;
+    this.runnablesExplictlySetGetter = attrs.runnablesExplictlySetGetter || function() {};
 
     this.beforeFns = [];
     this.afterFns = [];
@@ -120,14 +121,8 @@ getJasmineRequireObj().Suite = function() {
   };
 
   Suite.prototype.isExecutable = function() {
-    var foundActive = false;
-    for(var i = 0; i < this.children.length; i++) {
-      if(this.children[i].isExecutable()) {
-        foundActive = true;
-        break;
-      }
-    }
-    return foundActive;
+    var runnablesExplicitlySet = this.runnablesExplictlySetGetter();
+    return !runnablesExplicitlySet && hasExecutableChild(this.children);
   };
 
   Suite.prototype.sharedUserContext = function() {
@@ -180,6 +175,17 @@ getJasmineRequireObj().Suite = function() {
     return !args[0];
   }
 
+  function hasExecutableChild(children) {
+    var foundActive = false;
+    for (var i = 0; i < children.length; i++) {
+      if (children[i].isExecutable()) {
+        foundActive = true;
+        break;
+      }
+    }
+    return foundActive;
+  }
+
   function clone(obj) {
     var clonedObj = {};
     for (var prop in obj) {