Expose spec path as an array of names

This is in addition to the existing concatenated name. It's meant to
support tools like IDE integrations that want to be able to filter a
run to an exact set of suites/specs.

src/core/Spec.js

@@ -21,11 +21,11 @@ getJasmineRequireObj().Spec = function(j$) {
     this.onStart = attrs.onStart || function() {};
     this.autoCleanClosures =
       attrs.autoCleanClosures === undefined ? true : !!attrs.autoCleanClosures;
-    this.getSpecName =
-      attrs.getSpecName ||
-      function() {
-        return '';
-      };
+
+    this.getPath = function() {
+      return attrs.getPath ? attrs.getPath(this) : [];
+    };
+
     this.onLateError = attrs.onLateError || function() {};
     this.catchingExceptions =
       attrs.catchingExceptions ||
@@ -251,7 +251,7 @@ getJasmineRequireObj().Spec = function(j$) {
   };
 
   Spec.prototype.getFullName = function() {
-    return this.getSpecName(this);
+    return this.getPath().join(' ');
   };
 
   Spec.prototype.addDeprecationWarning = function(deprecation) {
@@ -305,6 +305,10 @@ getJasmineRequireObj().Spec = function(j$) {
    * @since 2.0.0
    */
   Object.defineProperty(Spec.prototype, 'metadata', {
+    // NOTE: Although most of jasmine-core only exposes these metadata objects,
+    // actual Spec instances are still passed to Configuration#specFilter. Until
+    // that is fixed, it's important to make sure that all metadata properties
+    // also exist in compatible form on the underlying Spec.
     get: function() {
       if (!this.metadata_) {
         this.metadata_ = {
@@ -333,7 +337,16 @@ getJasmineRequireObj().Spec = function(j$) {
            * @returns {string}
            * @since 2.0.0
            */
-          getFullName: this.getFullName.bind(this)
+          getFullName: this.getFullName.bind(this),
+
+          /**
+           * The full path of the spec, as an array of names.
+           * @name Spec#getPath
+           * @function
+           * @returns {Array.<string>}
+           * @since 5.7.0
+           */
+          getPath: this.getPath.bind(this)
         };
       }