scratch-blocks/tests/jsunit/variable_map_test.js

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/**
* @license
* Blockly Tests
*
* 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.
*/
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/**
* @fileoverview Tests for variable map.
* @author marisaleung@google.com (Marisa Leung)
*/
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'use strict';
goog.require('goog.testing');
goog.require('goog.testing.MockControl');
var variable_map;
var mockControl_;
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var workspace;
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function variableMapTest_setUp() {
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workspace = new Blockly.Workspace();
variable_map = new Blockly.VariableMap(workspace);
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mockControl_ = new goog.testing.MockControl();
}
function variableMapTest_tearDown() {
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workspace.dispose();
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mockControl_.$tearDown();
variable_map = null;
}
function test_getVariable_ByNameAndType() {
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variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', 'type1', 'id1');
var var_2 = variable_map.createVariable('name2', 'type1', 'id2');
var var_3 = variable_map.createVariable('name3', 'type2', 'id3');
var result_1 = variable_map.getVariable('name1', 'type1');
var result_2 = variable_map.getVariable('name2', 'type1');
var result_3 = variable_map.getVariable('name3', 'type2');
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// Searching by name + type is correct.
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assertEquals(var_1, result_1);
assertEquals(var_2, result_2);
assertEquals(var_3, result_3);
// Searching only by name defaults to the '' type.
assertNull(variable_map.getVariable('name1'));
assertNull(variable_map.getVariable('name2'));
assertNull(variable_map.getVariable('name3'));
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variableMapTest_tearDown();
}
function test_getVariable_NotFound() {
variableMapTest_setUp();
var result = variable_map.getVariable('name1');
assertNull(result);
variableMapTest_tearDown();
}
function test_getVariableById_Trivial() {
variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', 'type1', 'id1');
var var_2 = variable_map.createVariable('name2', 'type1', 'id2');
var var_3 = variable_map.createVariable('name3', 'type2', 'id3');
var result_1 = variable_map.getVariableById('id1');
var result_2 = variable_map.getVariableById('id2');
var result_3 = variable_map.getVariableById('id3');
assertEquals(var_1, result_1);
assertEquals(var_2, result_2);
assertEquals(var_3, result_3);
variableMapTest_tearDown();
}
function test_getVariableById_NotFound() {
variableMapTest_setUp();
var result = variable_map.getVariableById('id1');
assertNull(result);
variableMapTest_tearDown();
}
function test_createVariableTrivial() {
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
checkVariableValues(variable_map, 'name1', 'type1', 'id1');
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variableMapTest_tearDown();
}
function test_createVariableAlreadyExists() {
// Expect that when the variable already exists, the variableMap_ is unchanged.
variableMapTest_setUp();
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variable_map.createVariable('name1', 'type1', 'id1');
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// Assert there is only one variable in the variable_map.
var keys = Object.keys(variable_map.variableMap_);
assertEquals(1, keys.length);
var varMapLength = variable_map.variableMap_[keys[0]].length;
assertEquals(1, varMapLength);
variable_map.createVariable('name1', 'type1');
checkVariableValues(variable_map, 'name1', 'type1', 'id1');
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// Check that the size of the variableMap_ did not change.
keys = Object.keys(variable_map.variableMap_);
assertEquals(1, keys.length);
varMapLength = variable_map.variableMap_[keys[0]].length;
assertEquals(1, varMapLength);
variableMapTest_tearDown();
}
function test_createVariableNameAlreadyExists() {
// Expect that when a variable with the same name but a different type already
// exists, the new variable is created.
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
// Assert there is only one variable in the variable_map.
var keys = Object.keys(variable_map.variableMap_);
assertEquals(1, keys.length);
var varMapLength = variable_map.variableMap_[keys[0]].length;
assertEquals(1, varMapLength);
variable_map.createVariable('name1', 'type2', 'id2');
checkVariableValues(variable_map, 'name1', 'type1', 'id1');
checkVariableValues(variable_map, 'name1', 'type2', 'id2');
// Check that the size of the variableMap_ did change.
keys = Object.keys(variable_map.variableMap_);
assertEquals(2, keys.length);
variableMapTest_tearDown();
}
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function test_createVariableNullAndUndefinedType() {
variableMapTest_setUp();
variable_map.createVariable('name1', null, 'id1');
variable_map.createVariable('name2', undefined, 'id2');
checkVariableValues(variable_map, 'name1', '', 'id1');
checkVariableValues(variable_map, 'name2', '', 'id2');
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variableMapTest_tearDown();
}
function test_createVariableNullId() {
variableMapTest_setUp();
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setUpMockMethod(mockControl_, Blockly.utils, 'genUid', null, ['1', '2']);
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try {
variable_map.createVariable('name1', 'type1', null);
checkVariableValues(variable_map, 'name1', 'type1', '1');
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}
finally {
variableMapTest_tearDown();
}
}
function test_createVariableUndefinedId() {
variableMapTest_setUp();
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setUpMockMethod(mockControl_, Blockly.utils, 'genUid', null, ['1', '2']);
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try {
variable_map.createVariable('name1', 'type1', undefined);
checkVariableValues(variable_map, 'name1', 'type1', '1');
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}
finally {
variableMapTest_tearDown();
}
}
function test_createVariableIdAlreadyExists() {
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
try {
variable_map.createVariable('name2', 'type2', 'id1');
fail();
} catch (e) {
// expected
}
variableMapTest_tearDown();
}
function test_createVariableMismatchedIdAndType() {
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
try {
variable_map.createVariable('name1', 'type2', 'id1');
fail();
} catch (e) {
// expected
}
try {
variable_map.createVariable('name1', 'type1', 'id2');
fail();
} catch (e) {
// expected
}
variableMapTest_tearDown();
}
function test_createVariableTwoSameTypes() {
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
variable_map.createVariable('name2', 'type1', 'id2');
checkVariableValues(variable_map, 'name1', 'type1', 'id1');
checkVariableValues(variable_map, 'name2', 'type1', 'id2');
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variableMapTest_tearDown();
}
function test_getVariablesOfType_Trivial() {
variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', 'type1', 'id1');
var var_2 = variable_map.createVariable('name2', 'type1', 'id2');
variable_map.createVariable('name3', 'type2', 'id3');
variable_map.createVariable('name4', 'type3', 'id4');
var result_array_1 = variable_map.getVariablesOfType('type1');
var result_array_2 = variable_map.getVariablesOfType('type5');
isEqualArrays([var_1, var_2], result_array_1);
isEqualArrays([], result_array_2);
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variableMapTest_tearDown();
}
function test_getVariablesOfType_Null() {
variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', '', 'id1');
var var_2 = variable_map.createVariable('name2', '', 'id2');
var var_3 = variable_map.createVariable('name3', '', 'id3');
variable_map.createVariable('name4', 'type1', 'id4');
var result_array = variable_map.getVariablesOfType(null);
isEqualArrays([var_1, var_2, var_3], result_array);
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variableMapTest_tearDown();
}
function test_getVariablesOfType_EmptyString() {
variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', null, 'id1');
var var_2 = variable_map.createVariable('name2', null, 'id2');
var result_array = variable_map.getVariablesOfType('');
isEqualArrays([var_1, var_2], result_array);
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variableMapTest_tearDown();
}
function test_getVariablesOfType_Deleted() {
variableMapTest_setUp();
var variable = variable_map.createVariable('name1', null, 'id1');
variable_map.deleteVariable(variable);
var result_array = variable_map.getVariablesOfType('');
isEqualArrays([], result_array);
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variableMapTest_tearDown();
}
function test_getVariablesOfType_DoesNotExist() {
variableMapTest_setUp();
var result_array = variable_map.getVariablesOfType('type1');
isEqualArrays([], result_array);
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variableMapTest_tearDown();
}
function test_getVariableTypes_Trivial() {
variableMapTest_setUp();
variable_map.createVariable('name1', 'type1', 'id1');
variable_map.createVariable('name2', 'type1', 'id2');
variable_map.createVariable('name3', 'type2', 'id3');
variable_map.createVariable('name4', 'type3', 'id4');
var result_array = variable_map.getVariableTypes();
// The empty string is always an option.
isEqualArrays(['type1', 'type2', 'type3', ''], result_array);
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variableMapTest_tearDown();
}
function test_getVariableTypes_None() {
variableMapTest_setUp();
// The empty string is always an option.
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var result_array = variable_map.getVariableTypes();
isEqualArrays([''], result_array);
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variableMapTest_tearDown();
}
function test_getAllVariables_Trivial() {
variableMapTest_setUp();
var var_1 = variable_map.createVariable('name1', 'type1', 'id1');
var var_2 = variable_map.createVariable('name2', 'type1', 'id2');
var var_3 = variable_map.createVariable('name3', 'type2', 'id3');
var result_array = variable_map.getAllVariables();
isEqualArrays([var_1, var_2, var_3], result_array);
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variableMapTest_tearDown();
}
function test_getAllVariables_None() {
variableMapTest_setUp();
var result_array = variable_map.getAllVariables();
isEqualArrays([], result_array);
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variableMapTest_tearDown();
}