realm-js/tests/TestCase.js

100 lines
3.0 KiB
JavaScript

////////////////////////////////////////////////////////////////////////////
//
// Copyright 2015 Realm Inc.
//
// 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';
var TestUtil = {
realmPathForFile: function(str) {
var path = Realm.defaultPath;
return path.substring(0, path.lastIndexOf("/") + 1) + str;
},
};
var TestCase = {
assertEqual: function(val1, val2, errorMessage) {
if (val1 !== val2) {
var message = "'" + val1 + "' does not equal expected value '" + val2 + "'";
if (errorMessage) {
message = errorMessage + "\n" + message;
}
throw new TestFailureError(message);
}
},
assertNotEqual: function(val1, val2, errorMessage) {
if (val1 === val2) {
var message = "'" + val1 + "' equals '" + val2 + "'";
if (errorMessage) {
message = errorMessage + "\n" + message;
}
throw new TestFailureError(message);
}
},
assertEqualWithTolerance: function(val1, val2, tolerance, errorMessage) {
if (val1 < val2 - tolerance || val1 > val2 + tolerance) {
var message = "'" + val1 + "' does not equal '" + val2 + "' with tolerance '" + tolerance + "'";
if (errorMessage) {
message = errorMessage + "\n" + message;
}
throw new TestFailureError(message);
}
},
assertThrows: function(func, errorMessage) {
var caught = false;
try {
func();
}
catch (e) {
caught = true;
}
if (!caught) {
throw new TestFailureError(errorMessage || 'Expected exception not thrown');
};
},
assertTrue: function(condition, errorMessage) {
if (!condition) {
throw new TestFailureError(errorMessage || 'Condition expected to be true');
};
},
}
function TestFailureError(message) {
var error;
try {
throw new Error(message);
} catch (e) {
error = e;
}
// Remove the top two stack frames if possible.
var stack = error.stack && error.stack.split('\n');
var match = stack[2] && stack[2].match(/^(?:.*?@)?([^\[\(].+?):(\d+)(?::(\d+))?/);
if (match) {
this.sourceURL = match[1];
this.line = +match[2];
this.column = +match[3];
this.stack = stack.slice(2).join('\n');
}
this.__proto__ = error;
}