@qooxdoo/framework
Version:
The JS Framework for Coders
201 lines (148 loc) • 6.66 kB
JavaScript
/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2012 Derrell Lipman
License:
MIT: https://opensource.org/licenses/MIT
See the LICENSE file in the project's top-level directory for details.
Authors:
* Derrell Lipman (derrell)
************************************************************************ */
qx.Class.define("qx.test.util.Fsm", {
extend: qx.dev.unit.TestCase,
members: {
/**
* Ensure that objects added with fsm.addObject() get cleaned up properly
* by fsm.removeObject()
*/
testAddRemoveObject() {
var before;
var intermediate;
var after;
var fsm;
var obj;
var obj2;
//
// Simple test: object with no groups
//
// Instantiate a new machine and an object
fsm = new qx.util.fsm.FiniteStateMachine("testMachine");
obj = new qx.core.Object();
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for easy comparison later.
before = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Add an object
fsm.addObject("obj", obj);
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for display later, in case of error
intermediate = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the object
fsm.removeObject("obj");
// Retrieve the internal data of the finite state machine
// Convert it to JSON for easy comparison with the before state
after = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Ensure that there are no differences in internal state
this.assertEquals(
before,
after,
"simple add/remove (" + intermediate + ")"
);
//
// Single group
//
// Instantiate a new machine and an object
fsm = new qx.util.fsm.FiniteStateMachine("testMachine");
obj = new qx.core.Object();
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for easy comparison later.
before = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Add an object
fsm.addObject("obj", obj, "group1");
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for display later, in case of error
intermediate = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the object
fsm.removeObject("obj");
// Retrieve the internal data of the finite state machine
// Convert it to JSON for easy comparison with the before state
after = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Ensure that there are no differences in internal state
this.assertEquals(before, after, "single group (" + intermediate + ")");
//
// Multiple groups
//
// Instantiate a new machine and an object
fsm = new qx.util.fsm.FiniteStateMachine("testMachine");
obj = new qx.core.Object();
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for easy comparison later.
before = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Add an object
fsm.addObject("obj", obj, ["group1", "group2"]);
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for display later, in case of error
intermediate = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the object
fsm.removeObject("obj");
// Retrieve the internal data of the finite state machine
// Convert it to JSON for easy comparison with the before state
after = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Ensure that there are no differences in internal state
this.assertEquals(before, after, "single group (" + intermediate + ")");
//
// Multiple objects in a single group
//
// Instantiate a new machine and an object
fsm = new qx.util.fsm.FiniteStateMachine("testMachine");
obj = new qx.core.Object();
obj2 = new qx.core.Object();
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for easy comparison later.
before = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Add an object
fsm.addObject("obj", obj, "group1");
// Add another object
fsm.addObject("obj2", obj2, "group1");
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for display later, in case of error
intermediate = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the second object
fsm.removeObject("obj2");
// Remove the object
fsm.removeObject("obj");
// Retrieve the internal data of the finite state machine
// Convert it to JSON for easy comparison with the before state
after = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Ensure that there are no differences in internal state
this.assertEquals(before, after, "single group (" + intermediate + ")");
//
// Multiple objects in a single group, ensuring that state is correct
// after only one object is removed
//
// Instantiate a new machine and an object
fsm = new qx.util.fsm.FiniteStateMachine("testMachine");
obj = new qx.core.Object();
obj2 = new qx.core.Object();
// Add an object
fsm.addObject("obj", obj, "group1");
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for easy comparison later.
before = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Add another object
fsm.addObject("obj2", obj2, "group1");
// Retrieve the internal data of the finite state machine.
// Convert it to JSON for display later, in case of error
intermediate = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the second object
fsm.removeObject("obj2");
// Retrieve the internal data of the finite state machine
// Convert it to JSON for easy comparison with the before state
after = qx.lang.Json.stringify(fsm._getInternalData(), null, 2);
// Remove the object
fsm.removeObject("obj");
// Ensure that there are no differences in internal state
this.assertEquals(before, after, "single group (" + intermediate + ")");
}
}
});