test(pluginMetaName): add tests

test/plugins/pluginMetaNameSpec.js

@@ -0,0 +1,36 @@
+'use strict';
+
+const pluginMetaName = require('../../lib/plugins/pluginMetaName');
+const errorMatching = require('../helper/errorMatching');
+
+describe('pluginMetaName', () => {
+  describe('#validate', () => {
+    it('throws when there is no name on meta', () => {
+      expect(() => {
+        pluginMetaName.validate({ meta: {} });
+      }).toThrow(errorMatching('does not provide required "name" in it\'s meta data'));
+    });
+
+    it('does not throw when there is a name', () => {
+      expect(() => {
+        pluginMetaName.validate({ meta: { name: 'foo' } });
+      }).not.toThrow();
+    });
+  });
+
+  describe('#decorateTask', () => {
+    it('decorates the task with a displayName', () => {
+      const name = 'foo';
+      const task = pluginMetaName.decorateTask({ provider: { meta: { name } } });
+
+      expect(task.displayName).toBe(name);
+    });
+
+    it('strips "gulp-toolbox-" and converts dashes to colons', () => {
+      const name = 'gulp-toolbox-foo-bar';
+      const task = pluginMetaName.decorateTask({ provider: { meta: { name } } });
+
+      expect(task.displayName).toBe('foo:bar');
+    });
+  });
+});