Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-blocks/tests/jsunit/utils_test.js

@@ -0,0 +1,165 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2011 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.
+ */
+'use strict';
+
+function test_genUid() {
+  var uuids = {};
+  for (var i = 0; i < 1000; i++) {
+    var uuid = Blockly.utils.genUid();
+    assertFalse('UUID different: ' + uuid, uuid in uuids);
+    uuids[uuid] = true;
+  }
+}
+
+function test_addClass() {
+  var p = document.createElement('p');
+  Blockly.utils.addClass(p, 'one');
+  assertEquals('Adding "one"', 'one', p.className);
+  Blockly.utils.addClass(p, 'one');
+  assertEquals('Adding duplicate "one"', 'one', p.className);
+  Blockly.utils.addClass(p, 'two');
+  assertEquals('Adding "two"', 'one two', p.className);
+  Blockly.utils.addClass(p, 'two');
+  assertEquals('Adding duplicate "two"', 'one two', p.className);
+  Blockly.utils.addClass(p, 'three');
+  assertEquals('Adding "three"', 'one two three', p.className);
+}
+
+function test_hasClass() {   
+   var p = document.createElement('p');    
+   p.className = ' one three  two three  ';    
+   assertTrue('Has "one"', Blockly.utils.hasClass(p, 'one'));   
+   assertTrue('Has "two"', Blockly.utils.hasClass(p, 'two'));   
+   assertTrue('Has "three"', Blockly.utils.hasClass(p, 'three'));   
+   assertFalse('Has no "four"', Blockly.utils.hasClass(p, 'four'));   
+   assertFalse('Has no "t"', Blockly.utils.hasClass(p, 't'));   
+ }
+
+function test_removeClass() {
+  var p = document.createElement('p');
+  p.className = ' one three  two three  ';
+  Blockly.utils.removeClass(p, 'two');
+  assertEquals('Removing "two"', 'one three three', p.className);
+  Blockly.utils.removeClass(p, 'four');
+  assertEquals('Removing "four"', 'one three three', p.className);
+  Blockly.utils.removeClass(p, 'three');
+  assertEquals('Removing "three"', 'one', p.className);
+  Blockly.utils.removeClass(p, 'ne');
+  assertEquals('Removing "ne"', 'one', p.className);
+  Blockly.utils.removeClass(p, 'one');
+  assertEquals('Removing "one"', '', p.className);
+  Blockly.utils.removeClass(p, 'zero');
+  assertEquals('Removing "zero"', '', p.className);
+}
+
+function test_tokenizeInterpolation() {
+  var tokens = Blockly.utils.tokenizeInterpolation('');
+  assertArrayEquals('Null interpolation', [], tokens);
+
+  tokens = Blockly.utils.tokenizeInterpolation('Hello');
+  assertArrayEquals('No interpolation', ['Hello'], tokens);
+  
+  tokens = Blockly.utils.tokenizeInterpolation('Hello%World');
+  assertArrayEquals('Unescaped %.', ['Hello%World'], tokens);
+  
+  tokens = Blockly.utils.tokenizeInterpolation('Hello%%World');
+  assertArrayEquals('Escaped %.', ['Hello%World'], tokens);
+  
+  tokens = Blockly.utils.tokenizeInterpolation('Hello %1 World');
+  assertArrayEquals('Interpolation.', ['Hello ', 1, ' World'], tokens);
+  
+  tokens = Blockly.utils.tokenizeInterpolation('%123Hello%456World%789');
+  assertArrayEquals('Interpolations.', [123, 'Hello', 456, 'World', 789], tokens);
+  
+  tokens = Blockly.utils.tokenizeInterpolation('%%%x%%0%00%01%');
+  assertArrayEquals('Torture interpolations.', ['%%x%0', 0, 1, '%'], tokens);
+
+  Blockly.Msg = Blockly.Msg || {};
+
+  Blockly.Msg.STRING_REF = 'test string';
+  tokens = Blockly.utils.tokenizeInterpolation('%{bky_string_ref}');
+  assertArrayEquals('String table reference, lowercase', ['test string'], tokens);
+  tokens = Blockly.utils.tokenizeInterpolation('%{BKY_STRING_REF}');
+  assertArrayEquals('String table reference, uppercase', ['test string'], tokens);
+
+  Blockly.Msg.WITH_PARAM = 'before %1 after';
+  tokens = Blockly.utils.tokenizeInterpolation('%{bky_with_param}');
+  assertArrayEquals('String table reference, with parameter', ['before ', 1, ' after'], tokens);
+
+  Blockly.Msg.RECURSE = 'before %{bky_string_ref} after';
+  tokens = Blockly.utils.tokenizeInterpolation('%{bky_recurse}');
+  assertArrayEquals('String table reference, with subreference', ['before test string after'], tokens);
+
+  // Error cases...
+  tokens = Blockly.utils.tokenizeInterpolation('%{bky_undefined}');
+  assertArrayEquals('Undefined string table reference', ['%{bky_undefined}'], tokens);
+
+  Blockly.Msg['1'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{1} after');
+  assertArrayEquals('Invalid initial digit in string table reference', ['before %{1} after'], tokens);
+
+  Blockly.Msg['TWO WORDS'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{two words} after');
+  assertArrayEquals('Invalid character in string table reference: space', ['before %{two words} after'], tokens);
+
+  Blockly.Msg['TWO-WORDS'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{two-words} after');
+  assertArrayEquals('Invalid character in string table reference: dash', ['before %{two-words} after'], tokens);
+
+  Blockly.Msg['TWO.WORDS'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{two.words} after');
+  assertArrayEquals('Invalid character in string table reference: period', ['before %{two.words} after'], tokens);
+
+  Blockly.Msg['AB&C'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{ab&c} after');
+  assertArrayEquals('Invalid character in string table reference: &', ['before %{ab&c} after'], tokens);
+
+  Blockly.Msg['UNCLOSED'] = 'Will not match';
+  tokens = Blockly.utils.tokenizeInterpolation('before %{unclosed');
+  assertArrayEquals('String table reference, with parameter', ['before %{unclosed'], tokens);
+}
+
+function test_replaceMessageReferences() {
+  Blockly.Msg = Blockly.Msg || {};
+  Blockly.Msg.STRING_REF = 'test string';
+
+  var resultString = Blockly.utils.replaceMessageReferences('');
+  assertEquals('Empty string produces empty string', '', resultString);
+
+  resultString = Blockly.utils.replaceMessageReferences('%{bky_string_ref}');
+  assertEquals('Message ref dereferenced.', 'test string', resultString);
+  resultString = Blockly.utils.replaceMessageReferences('before %{bky_string_ref} after');
+  assertEquals('Message ref dereferenced.', 'before test string after', resultString);
+
+  resultString = Blockly.utils.replaceMessageReferences('%1');
+  assertEquals('Interpolation tokens ignored.', '%1', resultString);
+  resultString = Blockly.utils.replaceMessageReferences('%1 %2');
+  assertEquals('Interpolation tokens ignored.', '%1 %2', resultString);
+  resultString = Blockly.utils.replaceMessageReferences('before %1 after');
+  assertEquals('Interpolation tokens ignored.', 'before %1 after', resultString);
+
+  resultString = Blockly.utils.replaceMessageReferences('%%');
+  assertEquals('Escaped %', '%', resultString);
+  resultString = Blockly.utils.replaceMessageReferences('%%{bky_string_ref}');
+  assertEquals('Escaped %', '%{bky_string_ref}', resultString);
+
+  resultString = Blockly.utils.replaceMessageReferences('%a');
+  assertEquals('Unrecognized % escape code treated as literal', '%a', resultString);
+}