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node_modules/node-blockly/blockly/tests/jsunit/field_test.js

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+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2017 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+ /**
+ * @fileoverview Tests for Blockly.Field
+ * @author fenichel@google.com (Rachel Fenichel)
+ */
+'use strict';
+
+function test_field_isEditable_simple() {
+  var field = new Blockly.Field("Dummy text");
+  // EDITABLE is true by default, but without a source block a field can't be
+  // edited.
+  assertFalse('Field without a block is not editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_isEditable_false() {
+  // Setting EDITABLE to false doesn't matter.
+  var field = new Blockly.Field("Dummy text");
+  field.EDITABLE = false;
+  assertFalse('Field without a block is not editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_isEditable_editableBlock() {
+  var editableBlock = {
+    isEditable: function() {
+      return true;
+    }
+  };
+
+  var field = new Blockly.Field("Dummy text");
+  field.sourceBlock_ = editableBlock;
+
+  assertTrue('Editable field with editable block is editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_isEditable_editableBlock_false() {
+  var editableBlock = {
+    isEditable: function() {
+      return true;
+    }
+  };
+
+  var field = new Blockly.Field("Dummy text");
+  field.sourceBlock_ = editableBlock;
+  field.EDITABLE = false;
+
+  assertFalse('Non-editable field with editable block is not editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_isEditable_nonEditableBlock() {
+  var nonEditableBlock = {
+    isEditable: function() {
+      return false;
+    }
+  };
+
+  var field = new Blockly.Field("Dummy text");
+  field.sourceBlock_ = nonEditableBlock;
+
+  assertFalse('Editable field with non-editable block is not editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_isEditable_nonEditableBlock_false() {
+  var nonEditableBlock = {
+    isEditable: function() {
+      return false;
+    }
+  };
+
+  var field = new Blockly.Field("Dummy text");
+  field.sourceBlock_ = nonEditableBlock;
+  field.EDITABLE = false;
+
+  assertFalse('Non-editable field with non-editable block is not editable',
+      field.isCurrentlyEditable());
+}
+
+function test_field_register_with_custom_field() {
+  var CustomFieldType = function(value) {
+    CustomFieldType.superClass_.constructor.call(this, value);
+  };
+  goog.inherits(CustomFieldType, Blockly.Field);
+
+  CustomFieldType.fromJson = function(options) {
+    return new CustomFieldType(options['value']);
+  };
+
+  var json = {
+    type: 'field_custom_test',
+    value: 'ok'
+  };
+
+  // before registering
+  var field = Blockly.Field.fromJson(json);
+  assertNull(field);
+
+  Blockly.Field.register('field_custom_test', CustomFieldType);
+
+  // after registering
+  field = Blockly.Field.fromJson(json);
+  assertNotNull(field);
+  assertEquals(field.getValue(), 'ok');
+}