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/**
* @license
* Visual Blocks Language
*
* Copyright 2016 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 Generating Lua for unit test blocks.
* @author rodrigoq@google.com (Rodrigo Queiro)
*/
'use strict';
Blockly.Lua['unittest_main'] = function(block) {
// Container for unit tests.
var resultsVar = Blockly.Lua.variableDB_.getName('unittestResults',
Blockly.Variables.NAME_TYPE);
var functionName = Blockly.Lua.provideFunction_(
'unittest_report',
['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ + '()',
' -- Create test report.',
' local report = {}',
' local summary = {}',
' local fails = 0',
' for _, v in pairs(' + resultsVar + ') do',
' if v["success"] then',
' table.insert(summary, ".")',
' else',
' table.insert(summary, "F")',
' fails = fails + 1',
' table.insert(report, "FAIL: " .. v["title"])',
' table.insert(report, v["log"])',
' end',
' end',
' table.insert(report, 1, table.concat(summary))',
' table.insert(report, "")',
' table.insert(report, "Number of tests run: " .. #' + resultsVar + ')',
' table.insert(report, "")',
' if fails > 0 then',
' table.insert(report, "FAILED (failures=" .. fails .. ")")',
' else',
' table.insert(report, "OK")',
' end',
' return table.concat(report, "\\n")',
'end']);
// Setup global to hold test results.
var code = resultsVar + ' = {}\n';
// Run tests (unindented).
code += Blockly.Lua.statementToCode(block, 'DO')
.replace(/^ /, '').replace(/\n /g, '\n');
var reportVar = Blockly.Lua.variableDB_.getDistinctName(
'report', Blockly.Variables.NAME_TYPE);
code += reportVar + ' = ' + functionName + '()\n';
// Destroy results.
code += resultsVar + ' = nil\n';
// Print the report.
code += 'print(' + reportVar + ')\n';
return code;
};
Blockly.Lua['unittest_main'].defineAssert_ = function(block) {
var resultsVar = Blockly.Lua.variableDB_.getName('unittestResults',
Blockly.Variables.NAME_TYPE);
var functionName = Blockly.Lua.provideFunction_(
'assertEquals',
['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ +
'(actual, expected, message)',
' -- Asserts that a value equals another value.',
' assert(' + resultsVar + ' ~= nil, ' +
'"Orphaned assert equals: " .. message)',
' if type(actual) == "table" and type(expected) == "table" then',
' local lists_match = #actual == #expected',
' if lists_match then',
' for i, v1 in ipairs(actual) do',
' local v2 = expected[i]',
' if type(v1) == "number" and type(v2) == "number" then',
' if math.abs(v1 - v2) > 1e-9 then',
' lists_match = false',
' end',
' elseif v1 ~= v2 then',
' lists_match = false',
' end',
' end',
' end',
' if lists_match then',
' table.insert(' + resultsVar +
', {success=true, log="OK", title=message})',
' return',
' else',
' -- produce the non-matching strings for a human-readable error',
' expected = "{" .. table.concat(expected, ", ") .. "}"',
' actual = "{" .. table.concat(actual, ", ") .. "}"',
' end',
' end',
' if actual == expected or (type(actual) == "number" and ' +
'type(expected) == "number" and math.abs(actual - expected) < ' +
'1e-9) then ',
' table.insert(' + resultsVar +
', {success=true, log="OK", title=message})',
' else',
' table.insert(' + resultsVar + ', {success=false, ' +
'log=string.format("Expected: %s\\nActual: %s"' +
', tostring(expected), tostring(actual)), title=message})',
' end',
'end']);
return functionName;
};
Blockly.Lua['unittest_assertequals'] = function(block) {
// Asserts that a value equals another value.
var message = Blockly.Lua.valueToCode(block, 'MESSAGE',
Blockly.Lua.ORDER_NONE) || '';
var actual = Blockly.Lua.valueToCode(block, 'ACTUAL',
Blockly.Lua.ORDER_NONE) || 'nil';
var expected = Blockly.Lua.valueToCode(block, 'EXPECTED',
Blockly.Lua.ORDER_NONE) || 'nil';
return Blockly.Lua['unittest_main'].defineAssert_() +
'(' + actual + ', ' + expected + ', ' + message + ')\n';
};
Blockly.Lua['unittest_assertvalue'] = function(block) {
// Asserts that a value is true, false, or null.
var message = Blockly.Lua.valueToCode(block, 'MESSAGE',
Blockly.Lua.ORDER_NONE) || '';
var actual = Blockly.Lua.valueToCode(block, 'ACTUAL',
Blockly.Lua.ORDER_NONE) || 'nil';
var expected = block.getFieldValue('EXPECTED');
if (expected == 'TRUE') {
expected = 'true';
} else if (expected == 'FALSE') {
expected = 'false';
} else if (expected == 'NULL') {
expected = 'nil';
}
return Blockly.Lua.unittest_main.defineAssert_() +
'(' + actual + ', ' + expected + ', ' + message + ')\n';
};
Blockly.Lua['unittest_fail'] = function(block) {
// Always assert an error.
var resultsVar = Blockly.Lua.variableDB_.getName('unittestResults',
Blockly.Variables.NAME_TYPE);
var message = Blockly.Lua.valueToCode(block, 'MESSAGE',
Blockly.Lua.ORDER_NONE) || '';
var functionName = Blockly.Lua.provideFunction_(
'unittest_fail',
['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ + '(message)',
' -- Always assert an error.',
' assert(' + resultsVar +
' ~= nil, "Orphaned assert fail: " .. message)',
' table.insert(' + resultsVar +
', {success=false, log="Fail.", title=message})',
'end']);
return functionName + '(' + message + ')\n';
};
Blockly.Lua['unittest_adjustindex'] = function(block) {
var index = Blockly.Lua.valueToCode(block, 'INDEX',
Blockly.Lua.ORDER_ADDITIVE) || '0';
if (Blockly.isNumber(index)) {
// If the index is a naked number, adjust it right now.
return [parseFloat(index) + 1, Blockly.Lua.ORDER_ATOMIC];
}
// If the index is dynamic, adjust it in code.
return [index + ' + 1', Blockly.Lua.ORDER_ATOMIC];
};
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