feat(numbers): add toBeGreaterThanOrEqualTo

src/index.js

@@ -45,6 +45,7 @@ var matchers = {
   toBeEvenNumber: require('./toBeEvenNumber'),
   toBeFalse: require('./toBeFalse'),
   toBeFunction: require('./toBeFunction'),
+  toBeGreaterThanOrEqualTo: require('./toBeGreaterThanOrEqualTo'),
   toBeHtmlString: require('./toBeHtmlString'),
   toBeIso8601: require('./toBeIso8601'),
   toBeJsonString: require('./toBeJsonString'),

src/toBeGreaterThanOrEqualTo.js

@@ -0,0 +1,9 @@
+'use strict';
+
+var toBeNumber = require('./toBeNumber');
+
+module.exports = toBeGreaterThanOrEqualTo;
+
+function toBeGreaterThanOrEqualTo(otherNumber, actual) {
+  return toBeNumber(actual) && actual >= otherNumber;
+}

test/toBeGreaterThanOrEqualTo.spec.js

@@ -0,0 +1,13 @@
+'use strict';
+
+describe('toBeGreaterThanOrEqualTo', function () {
+  it('asserts value is greater or equal than a given number', function () {
+    expect(2).toBeGreaterThanOrEqualTo(1);
+    expect(1).toBeGreaterThanOrEqualTo(-1);
+    expect(-1).toBeGreaterThanOrEqualTo(-2);
+    expect(-2).toBeGreaterThanOrEqualTo(-2);
+    expect(NaN).not.toBeGreaterThanOrEqualTo(0);
+    expect(1).not.toBeGreaterThanOrEqualTo(2);
+    expect(-1).not.toBeGreaterThanOrEqualTo(0);
+  });
+});