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json_test.js
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json_test.js
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/**
* @license
* Copyright 2020 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {assert} from '../../node_modules/chai/chai.js';
import {
addMessageToCleanup,
sharedTestSetup,
sharedTestTeardown,
} from './test_helpers/setup_teardown.js';
import {assertNoWarnings, assertWarnings} from './test_helpers/warnings.js';
suite('JSON Block Definitions', function () {
setup(function () {
sharedTestSetup.call(this);
this.workspace_ = new Blockly.Workspace();
});
teardown(function () {
sharedTestTeardown.call(this);
});
suite('defineBlocksWithJsonArray', function () {
test('Basic block', function () {
/** Ensure a block can be instantiated from a JSON definition. */
const BLOCK_TYPE = 'test_json_minimal';
let block;
assertNoWarnings(() => {
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
},
]);
block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
});
assert.isNotNull(block);
assert.equal(BLOCK_TYPE, block.type);
});
test('Null or undefined type id', function () {
const BLOCK_TYPE1 = 'test_json_before_bad_blocks';
const BLOCK_TYPE2 = 'test_json_after_bad_blocks';
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE1]);
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE2]);
const blockTypeCount = Object.keys(Blockly.Blocks).length;
assertWarnings(() => {
Blockly.defineBlocksWithJsonArray([
{'type': BLOCK_TYPE1},
{'type': undefined},
{'type': null},
{'type': BLOCK_TYPE2},
]);
}, [/missing a type attribute/, /missing a type attribute/]);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE1],
'Block before bad blocks should be defined.',
);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE2],
'Block after bad blocks should be defined.',
);
assert.equal(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
});
test('Null item', function () {
const BLOCK_TYPE1 = 'test_block_before_null';
const BLOCK_TYPE2 = 'test_block_after_null';
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE1]);
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE2]);
const blockTypeCount = Object.keys(Blockly.Blocks).length;
assertWarnings(() => {
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE1,
'message0': 'before',
},
null,
{
'type': BLOCK_TYPE2,
'message0': 'after',
},
]);
}, /is null/);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE1],
'Block before null in array should be defined.',
);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE2],
'Block after null in array should be defined.',
);
assert.equal(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
});
test('Undefined item', function () {
const BLOCK_TYPE1 = 'test_block_before_undefined';
const BLOCK_TYPE2 = 'test_block_after_undefined';
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE1]);
assert.isUndefined(Blockly.Blocks[BLOCK_TYPE2]);
const blockTypeCount = Object.keys(Blockly.Blocks).length;
assertWarnings(() => {
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE1,
'message0': 'before',
},
undefined,
{
'type': BLOCK_TYPE2,
'message0': 'after',
},
]);
}, /is undefined/);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE1],
'Block before undefined in array should be defined.',
);
assert.isNotNull(
Blockly.Blocks[BLOCK_TYPE2],
'Block after undefined in array should be defined.',
);
assert.equal(Object.keys(Blockly.Blocks).length, blockTypeCount + 2);
});
test('message0 creates input', function () {
const BLOCK_TYPE = 'test_json_message0';
const MESSAGE0 = 'message0';
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
'message0': MESSAGE0,
},
]);
const block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
assert.equal(block.inputList.length, 1);
assert.equal(block.inputList[0].fieldRow.length, 1);
const textField = block.inputList[0].fieldRow[0];
assert.equal(Blockly.FieldLabel, textField.constructor);
assert.equal(MESSAGE0, textField.getText());
});
test('message1 and message0 creates two inputs', function () {
/** Ensure message1 creates a new input. */
const BLOCK_TYPE = 'test_json_message1';
const MESSAGE0 = 'message0';
const MESSAGE1 = 'message1';
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
'message0': MESSAGE0,
'message1': MESSAGE1,
},
]);
const block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
assert.equal(block.inputList.length, 2);
assert.equal(block.inputList[0].fieldRow.length, 1);
const firstTextField = block.inputList[0].fieldRow[0];
assert.equal(Blockly.FieldLabel, firstTextField.constructor);
assert.equal(MESSAGE0, firstTextField.getText());
assert.equal(block.inputList[1].fieldRow.length, 1);
const secondTextField = block.inputList[1].fieldRow[0];
assert.equal(Blockly.FieldLabel, secondTextField.constructor);
assert.equal(MESSAGE1, secondTextField.getText());
});
test('Message string is dereferenced', function () {
const BLOCK_TYPE = 'test_json_message0_i18n';
const MESSAGE0 = '%{BKY_MESSAGE}';
const MESSAGE = 'message';
addMessageToCleanup(this.sharedCleanup, 'MESSAGE');
Blockly.Msg['MESSAGE'] = MESSAGE;
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
'message0': MESSAGE0,
},
]);
const block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
assert.equal(block.inputList.length, 1);
assert.equal(block.inputList[0].fieldRow.length, 1);
const textField = block.inputList[0].fieldRow[0];
assert.equal(Blockly.FieldLabel, textField.constructor);
assert.equal(MESSAGE, textField.getText());
});
test('Dropdown', function () {
const BLOCK_TYPE = 'test_json_dropdown';
const FIELD_NAME = 'FIELD_NAME';
const LABEL0 = 'LABEL0';
const VALUE0 = 'VALUE0';
const LABEL1 = 'LABEL1';
const VALUE1 = 'VALUE1';
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
'message0': '%1',
'args0': [
{
'type': 'field_dropdown',
'name': FIELD_NAME,
'options': [
[LABEL0, VALUE0],
[LABEL1, VALUE1],
],
},
],
},
]);
const block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
assert.equal(block.inputList.length, 1);
assert.equal(block.inputList[0].fieldRow.length, 1);
const dropdown = block.inputList[0].fieldRow[0];
assert.equal(dropdown, block.getField(FIELD_NAME));
assert.equal(Blockly.FieldDropdown, dropdown.constructor);
assert.equal(VALUE0, dropdown.getValue());
const options = dropdown.getOptions();
assert.equal(LABEL0, options[0][0]);
assert.equal(VALUE0, options[0][1]);
assert.equal(LABEL1, options[1][0]);
assert.equal(VALUE1, options[1][1]);
});
test('Dropdown with images', function () {
const BLOCK_TYPE = 'test_json_dropdown';
const FIELD_NAME = 'FIELD_NAME';
const IMAGE1_ALT_TEXT = 'Localized message.';
addMessageToCleanup(this.sharedCleanup, 'ALT_TEXT');
Blockly.Msg['ALT_TEXT'] = IMAGE1_ALT_TEXT;
const IMAGE0 = {
'width': 12,
'height': 34,
'src': 'http://image0.src',
'alt': 'IMAGE0 alt text',
};
const VALUE0 = 'VALUE0';
const IMAGE1 = {
'width': 56,
'height': 78,
'src': 'http://image1.src',
'alt': '%{BKY_ALT_TEXT}',
};
const VALUE1 = 'VALUE1';
const IMAGE2 = {
'width': 90,
'height': 123,
'src': 'http://image2.src',
};
const VALUE2 = 'VALUE2';
Blockly.defineBlocksWithJsonArray([
{
'type': BLOCK_TYPE,
'message0': '%1',
'args0': [
{
'type': 'field_dropdown',
'name': FIELD_NAME,
'options': [
[IMAGE0, VALUE0],
[IMAGE1, VALUE1],
[IMAGE2, VALUE2],
],
},
],
},
]);
const block = new Blockly.Block(this.workspace_, BLOCK_TYPE);
assert.equal(block.inputList.length, 1);
assert.equal(block.inputList[0].fieldRow.length, 1);
const dropdown = block.inputList[0].fieldRow[0];
assert.equal(dropdown, block.getField(FIELD_NAME));
assert.equal(Blockly.FieldDropdown, dropdown.constructor);
assert.equal(VALUE0, dropdown.getValue());
function assertImageEquals(actualImage, expectedImage) {
assert.equal(actualImage.width, expectedImage.width);
assert.equal(actualImage.height, expectedImage.height);
assert.equal(actualImage.src, expectedImage.src);
}
const options = dropdown.getOptions();
const image0 = options[0][0];
assertImageEquals(IMAGE0, image0);
assert.equal(IMAGE0.alt, image0.alt);
assert.equal(options[0][1], VALUE0);
const image1 = options[1][0];
assertImageEquals(IMAGE1, image1);
assert.equal(image1.alt, IMAGE1_ALT_TEXT); // Via Msg reference
assert.equal(VALUE1, options[1][1]);
const image2 = options[2][0];
assertImageEquals(IMAGE1, image1);
assert.notExists(image2.alt); // No alt specified.
assert.equal(VALUE2, options[2][1]);
});
});
});