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firebase-ios-sdk/FirebaseStorage/Tests/Unit/StorageComponentTests.swift
T

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Swift

// Copyright 2022 Google LLC
//
// 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.
import Foundation
import FirebaseCore
@testable import FirebaseStorage
import FirebaseAppCheckInterop
import FirebaseAuthInterop
import SharedTestUtilities
import XCTest
class StorageComponentTests: StorageTestHelpers {
// MARK: Interoperability Tests
/// Tests that the right number of components are being provided for the container.
func testComponentsBeingRegistered() throws {
let components = StorageComponent.componentsToRegister()
XCTAssert(components.count == 1)
}
/// Tests that a Storage instance can be created properly by the StorageComponent.
func testStorageInstanceCreation() throws {
let app = try XCTUnwrap(StorageComponentTests.app)
let component = StorageComponent(app: app)
let storage = component.storage(for: "someBucket")
XCTAssertNotNil(storage)
}
/// Tests that the component container caches instances of StorageComponent.
func testMultipleComponentInstancesCreated() throws {
let registrants = NSMutableSet(array: [StorageComponent.self])
let container = FirebaseComponentContainer(
app: StorageTestHelpers.app,
registrants: registrants
)
let provider1 = ComponentType<StorageProvider>.instance(for: StorageProvider.self,
in: container)
XCTAssertNotNil(provider1)
let provider2 = ComponentType<StorageProvider>.instance(for: StorageProvider.self,
in: container)
XCTAssertNotNil(provider2)
// Ensure they're the same instance.
XCTAssert(provider1 === provider2)
}
/// Tests that instances of Storage created are different.
func testMultipleStorageInstancesCreated() throws {
let app = try XCTUnwrap(StorageComponentTests.app)
let registrants = NSMutableSet(array: [StorageComponent.self])
let container = FirebaseComponentContainer(app: app, registrants: registrants)
let provider = ComponentType<StorageProvider>.instance(for: StorageProvider.self,
in: container)
XCTAssertNotNil(provider)
let storage1 = provider?.storage(for: "randomBucket")
let storage2 = provider?.storage(for: "randomBucket")
XCTAssertNotNil(storage1)
// Ensure they're the same instance.
XCTAssert(storage1 === storage2)
let storage3 = provider?.storage(for: "differentBucket")
XCTAssertNotNil(storage3)
XCTAssert(storage1 !== storage3)
}
/// Test that Storage instances get deallocated.
func testStorageLifecycle() throws {
weak var weakApp: FirebaseApp?
weak var weakStorage: Storage?
try autoreleasepool {
let options = FirebaseOptions(googleAppID: "0:0000000000000:ios:0000000000000000",
gcmSenderID: "00000000000000000-00000000000-000000000")
options.projectID = "myProjectID"
let app1 = FirebaseApp(instanceWithName: "transitory app", options: options)
weakApp = try XCTUnwrap(app1)
let storage = Storage(app: app1, bucket: "transitory bucket")
weakStorage = storage
XCTAssertNotNil(weakStorage)
}
XCTAssertNil(weakApp)
XCTAssertNil(weakStorage)
}
}