Make rake jasmine:ci run specs correctly.

- Will replace rake core_specs.
- Remove obsolete dependencies & files -- most of these were for build tasks we
  are no longer using. Notably, rspec and spec_helper were deleted.

spec/javascripts/core/matchers/toThrowSpec.js

@@ -0,0 +1,98 @@
+describe("toThrow", function() {
+  it("throws an error when the actual is not a function", function() {
+    var matcher = j$.matchers.toThrow();
+
+    expect(function() {
+      matcher.compare({});
+    }).toThrow(new Error("Actual is not a Function")); // TODO: this needs to change for self-test
+  });
+
+  it("fails if actual does not throw", function() {
+    var matcher = j$.matchers.toThrow(),
+      fn = function() {
+        return true;
+      },
+      result;
+
+    result = matcher.compare(fn);
+
+    expect(result.pass).toBe(false);
+    expect(result.message).toEqual("Expected function to throw an exception.");
+  });
+
+  it("passes if it throws but there is no expected", function() {
+    var util = {
+        equals: jasmine.createSpy('delegated-equal').and.returnValue(true)
+      },
+      matcher = j$.matchers.toThrow(util),
+      fn = function() {
+        throw 5;
+      },
+      result;
+
+    result = matcher.compare(fn);
+
+    expect(result.pass).toBe(true);
+    expect(result.message).toEqual("Expected function not to throw, but it threw 5.");
+  });
+
+  it("passes even if what is thrown is falsy", function() {
+    var matcher = j$.matchers.toThrow(),
+      fn = function() {
+        throw undefined;
+      },
+      result;
+
+    result = matcher.compare(fn);
+    expect(result.pass).toBe(true);
+    expect(result.message).toEqual("Expected function not to throw, but it threw undefined.");
+  });
+
+  it("passes if what is thrown is equivalent to what is expected", function() {
+    var util = {
+        equals: jasmine.createSpy('delegated-equal').and.returnValue(true)
+      },
+      matcher = j$.matchers.toThrow(util),
+      fn = function() {
+        throw 5;
+      },
+      result;
+
+    result = matcher.compare(fn, 5);
+
+    expect(result.pass).toBe(true);
+    expect(result.message).toEqual("Expected function not to throw 5.");
+  });
+
+  it("fails if what is thrown is not equivalent to what is expected", function() {
+    var util = {
+        equals: jasmine.createSpy('delegated-equal').and.returnValue(false)
+      },
+      matcher = j$.matchers.toThrow(util),
+      fn = function() {
+        throw 5;
+      },
+      result;
+
+    result = matcher.compare(fn, "foo");
+
+    expect(result.pass).toBe(false);
+    expect(result.message).toEqual("Expected function to throw 'foo', but it threw 5.");
+  });
+
+  it("fails if what is thrown is not equivalent to undefined", function() {
+    var util = {
+        equals: jasmine.createSpy('delegated-equal').and.returnValue(false)
+      },
+      matcher = j$.matchers.toThrow(util),
+      fn = function() {
+        throw 5;
+      },
+      result;
+
+    result = matcher.compare(fn, void 0);
+
+    expect(result.pass).toBe(false);
+    expect(result.message).toEqual("Expected function to throw undefined, but it threw 5.");
+  });
+});