add tests for manipulators

src/scripts/lib/manipulators.js

@@ -1,13 +1,29 @@
 'use strict';
 
+/**
+ * @returns {ClayEvents}
+ */
+function disable() {
+  this.$manipulatorTarget.set('disabled', true);
+  return this.trigger('disabled');
+}
+
+/**
+ * @returns {ClayEvents}
+ */
+function enable() {
+  this.$manipulatorTarget.set('disabled', false);
+  return this.trigger('enabled');
+}
+
 module.exports = {
   html: {
     get: function() {
       return this.$manipulatorTarget.get('innerHTML');
     },
     set: function(value) {
-      return this.$manipulatorTarget.set('innerHTML', value)
-        .trigger('change');
+      this.$manipulatorTarget.set('innerHTML', value);
+      return this.trigger('change');
     }
   },
   val: {
@@ -15,33 +31,21 @@ module.exports = {
       return this.$manipulatorTarget.get('value');
     },
     set: function(value) {
-      return this.$manipulatorTarget.set('value', value)
-        .trigger('change');
+      this.$manipulatorTarget.set('value', value)
+      return this.trigger('change');
     },
-    disable: function() {
-      return this.$manipulatorTarget.set('disabled', true)
-        .trigger('disabled');
-    },
-    enable: function() {
-      return this.$manipulatorTarget.set('disabled', false)
-        .trigger('enabled');
-    }
+    disable: disable,
+    enable: enable
   },
   checked: {
     get: function() {
       return this.$manipulatorTarget.get('checked');
     },
     set: function(value) {
-      return this.$manipulatorTarget.set('checked', value)
-        .trigger('change');
+      this.$manipulatorTarget.set('checked', value)
+      return this.trigger('change');
     },
-    disable: function() {
-      return this.$manipulatorTarget.set('disabled', true)
-        .trigger('change');
-    },
-    enable: function() {
-      return this.$manipulatorTarget.set('disabled', false)
-        .trigger('change');
-    }
+    disable: disable,
+    enable: enable
   }
 };

test/spec/lib/manipulators.js

@@ -0,0 +1,83 @@
+'use strict';
+
+var assert = require('chai').assert;
+var sinon = require('sinon');
+var fixture = require('../../fixture');
+
+describe('manipulators', function() {
+
+  /**
+   * @param {string} itemType
+   * @param {*} value
+   * @return {void}
+   */
+  function testSetGet(itemType, value) {
+    describe('.set() and .get()', function() {
+      it('sets and gets the value then triggers a "change" event', function() {
+        var handlerSpy = sinon.spy();
+        var clayItem = fixture.clayItem(itemType);
+        clayItem.on('change', handlerSpy);
+
+        clayItem.set(value);
+        assert.strictEqual(clayItem.get(), value);
+        assert.strictEqual(handlerSpy.callCount, 1, 'handler not called once');
+        assert(handlerSpy.calledOn(clayItem), 'handler not called on clayItem');
+      });
+    });
+  }
+
+  /**
+   * @param {string} itemType
+   * @return {void}
+   */
+  function testDisable(itemType) {
+    describe('.disable()', function() {
+      it('disables the field then triggers a "disabled" event', function() {
+        var handlerSpy = sinon.spy();
+        var clayItem = fixture.clayItem(itemType);
+        clayItem.on('disabled', handlerSpy);
+
+        clayItem.disable();
+        assert.strictEqual(clayItem.$manipulatorTarget.get('disabled'), true);
+        assert.strictEqual(handlerSpy.callCount, 1, 'handler not called once');
+        assert(handlerSpy.calledOn(clayItem), 'handler not called on clayItem');
+      });
+    });
+  }
+
+  /**
+   * @param {string} itemType
+   * @return {void}
+   */
+  function testEnable(itemType) {
+    describe('.disable()', function() {
+      it('disables the field then triggers an "enabled" event', function() {
+        var handlerSpy = sinon.spy();
+        var clayItem = fixture.clayItem(itemType);
+        clayItem.on('enabled', handlerSpy);
+
+        clayItem.enable();
+        assert.strictEqual(clayItem.$manipulatorTarget.get('disabled'), false);
+        assert.strictEqual(handlerSpy.callCount, 1, 'handler not called once');
+        assert(handlerSpy.calledOn(clayItem), 'handler not called on clayItem');
+      });
+    });
+  }
+
+  describe('html', function() {
+    testSetGet('footer', 'test123');
+  });
+
+  describe('val', function() {
+    testSetGet('input', 'test321');
+    testDisable('input');
+    testEnable('input');
+  });
+
+  describe('checked', function() {
+    testSetGet('toggle', true);
+    testSetGet('toggle', false);
+    testDisable('toggle');
+    testEnable('toggle');
+  });
+});