56 lines
1.8 KiB
Swift
56 lines
1.8 KiB
Swift
//
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// Copyright 2023 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import Foundation
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import XCTest
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@testable import Element
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class PhasedRolloutFeatureTests: XCTestCase {
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private func randomUserId() -> String {
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return "user_" + UUID().uuidString.prefix(6)
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}
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func test_allDisabled() {
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let feature = PhasedRolloutFeature(name: "disabled", targetPercentage: 0)
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for _ in 0 ..< 1000 {
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let isEnabled = feature.isEnabled(userId: randomUserId())
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XCTAssertFalse(isEnabled)
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}
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}
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func test_allEnabled() {
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let feature = PhasedRolloutFeature(name: "enabled", targetPercentage: 1)
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for _ in 0 ..< 1000 {
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let isEnabled = feature.isEnabled(userId: randomUserId())
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XCTAssertTrue(isEnabled)
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}
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}
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func test_someEnabled() {
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let feature = PhasedRolloutFeature(name: "some", targetPercentage: 0.5)
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var statuses = Set<Bool>()
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for _ in 0 ..< 1000 {
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let isEnabled = feature.isEnabled(userId: randomUserId())
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statuses.insert(isEnabled)
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}
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// We test by checking that we encountered both enabled and disabled cases
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XCTAssertTrue(statuses.contains(true))
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XCTAssertTrue(statuses.contains(false))
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}
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}
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