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Summary: This new test case uses scoped classes to create a self-contained unit test. This is part of a push to improve the ease with which tests can be understood. Reviewers: O4 Material Motion Apple platform reviewers, O2 Material Motion, markwei Reviewed By: O4 Material Motion Apple platform reviewers, O2 Material Motion, markwei Tags: #material_motion Differential Revision: http://codereview.cc/D1589
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/* | ||
Copyright 2016-present The Material Motion Authors. All Rights Reserved. | ||
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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import XCTest | ||
import MaterialMotionRuntime | ||
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class SchedulerTests: XCTestCase { | ||
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// Verify that a plan committed to a scheduler immediately executes its add(plan:) logic. | ||
func testAddPlanInvokedImmediately() { | ||
let state = State() | ||
state.boolean = false | ||
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let plan = ChangeBoolean(desiredBoolean: true) | ||
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let transaction = Transaction() | ||
transaction.add(plan: plan, to: state) | ||
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let scheduler = Scheduler() | ||
scheduler.commit(transaction: transaction) | ||
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XCTAssertEqual(state.boolean, plan.desiredBoolean) | ||
} | ||
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// Simple instantiable target with a mutable boolean property. | ||
private class State { | ||
var boolean = false | ||
} | ||
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private class ChangeBoolean: NSObject, Plan { | ||
var desiredBoolean: Bool | ||
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init(desiredBoolean: Bool) { | ||
self.desiredBoolean = desiredBoolean | ||
} | ||
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func performerClass() -> AnyClass { | ||
return Performer.self | ||
} | ||
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private class Performer: NSObject, Performing, PlanPerforming { | ||
let target: State | ||
required init(target: Any) { | ||
self.target = target as! State | ||
} | ||
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func add(plan: Plan) { | ||
let testPlan = plan as! ChangeBoolean | ||
target.boolean = testPlan.desiredBoolean | ||
} | ||
} | ||
} | ||
} |