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/* Copyright (c) 2009-2011, Canonical Ltd. All rights reserved. */
YUI.add('lp.testing.mockio', function(Y) {
/**
* A utility module for use in YUI unit-tests with a helper for
* mocking Y.io.
*
* @module lp.testing.mockio
*/
var namespace = Y.namespace("lp.testing.mockio");
var MockHttpResponse = function(config) {
if (config === undefined) {
config = {};
}
if (config.status !== undefined) {
this.status = config.status;
} else {
this.status = 200;
}
if (config.statusText !== undefined) {
this.statusText = config.statusText;
} else {
if (this.isFailure()) {
this.statusText = "Internal Server Error";
} else {
this.statusText = "OK";
}
}
if (config.responseText !== undefined) {
this.responseText = config.responseText;
} else {
this.responseText = '[]';
}
if (config.responseHeaders !== undefined) {
this.responseHeaders = config.responseHeaders;
} else {
this.responseHeaders = {};
}
};
MockHttpResponse.prototype = {
isFailure: function () {
return this.status >= 400;
},
setResponseHeader: function (header, value) {
this.responseHeaders[header] = value;
},
getResponseHeader: function(header) {
return this.responseHeaders[header];
}
};
namespace.MockHttpResponse = MockHttpResponse;
function MockHttpRequest(url, config){
this.url = url;
this.config = config;
this.response = null;
}
/* Simulate the Xhr request/response cycle. */
MockHttpRequest.prototype.respond = function(response_config) {
var context = this.config.context || Y,
args = this.config['arguments'] || [],
tId = 'mockTId',
response = this.response = new MockHttpResponse(response_config);
// See the Y.io utility documentation for the signatures.
if (this.config.on.start !== undefined) {
this.config.on.start.call(context, tId, args);
}
if (this.config.on.complete !== undefined) {
this.config.on.complete.call(context, tId, response, args);
}
if (this.config.on.success !== undefined && !response.isFailure()) {
this.config.on.success.call(context, tId, response, args);
}
if (this.config.on.failure !== undefined && response.isFailure()) {
this.config.on.failure.call(context, tId, response, args);
}
};
namespace.MockHttpRequest = MockHttpRequest;
var MockIo = function() {
this.requests = [];
this.last_request = null;
};
/* Save the Y.io() arguments. */
MockIo.prototype.io = function(url, config) {
this.last_request = new MockHttpRequest(url, config);
this.requests.push(this.last_request);
return this; // Usually this isn't used, except for logging.
};
/* Call respond method on last_request. */
MockIo.prototype.respond = function(response_config) {
this.last_request.respond(response_config);
};
/* Call respond method with successful values. */
MockIo.prototype.success = function(config) {
if (config === undefined) {
config = {};
}
if (config.status === undefined || config.status >= 400) {
config.status = 200;
}
config.statusText = 'OK';
this.respond(config);
};
/* Call respond method with failed values. */
MockIo.prototype.failure = function(config) {
if (config === undefined) {
config = {};
}
if (config.status === undefined || config.status < 400) {
config.status = 500;
}
config.statusText = 'Internal Server Error';
this.respond(config);
};
namespace.MockIo = MockIo;
/* Helper to select the io_provider. */
namespace.io_provider = function(mockio) {
if (mockio === undefined) {
return Y;
}
return mockio;
};
/* Helper to select the io_provider from a config. */
namespace.io_provider_config = function(config, key) {
if (key === undefined) {
key = 'io_provider';
}
if (config === undefined || config[key] === undefined) {
return Y;
}
return config[key];
};
}, '0.1', {});
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