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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import XCTest
@testable import Common
final class LoggerFileManagerTests: XCTestCase {
private var subject: DefaultLoggerFileManager!
private var fileManager: MockFileManager!
override func setUp() {
super.setUp()
fileManager = MockFileManager()
subject = DefaultLoggerFileManager(fileManager: fileManager)
}
override func tearDown() {
super.tearDown()
subject = nil
fileManager = nil
}
func testExpectedLogDestination() throws {
let destination = subject.getLogDestination()
let logDestination = try XCTUnwrap(destination)
XCTAssertTrue(logDestination.absoluteString.contains("Firefox.log"))
}
func testCopyLogsToDocuments() throws {
fileManager.contentsOfDirectory = ["path/file1"]
subject.copyLogsToDocuments()
XCTAssertEqual(fileManager.createDirectoryCalled, 4)
XCTAssertTrue(fileManager.createDirectoryCalledAtPaths[0].contains("/data/Library/Caches/Logs"))
XCTAssertTrue(fileManager.createDirectoryCalledAtPaths[1].contains("/data/Documents/Logs"))
XCTAssertTrue(fileManager.createDirectoryCalledAtPaths[2].contains("/data/Library/Caches/Logs"))
XCTAssertTrue(fileManager.createDirectoryCalledAtPaths[3].contains("/data/Documents/Logs"))
let sourceURL = try XCTUnwrap(fileManager.sourceURL?.absoluteString.contains("/Caches/Logs/path/file1"))
XCTAssertTrue(sourceURL)
let destinationURL = try XCTUnwrap(
fileManager.destinationURL?.absoluteString.contains("/Documents/Logs/path/file1")
)
XCTAssertTrue(destinationURL)
}
func testDeleteOldLogFiles_fileExistsWillDelete_andCopy() {
fileManager.contentsOfDirectory = ["path/file1"]
fileManager.contentsOfDirectoryAtPath = ["path/file1"]
subject.copyLogsToDocuments()
XCTAssertEqual(fileManager.removeItemCalled, 1)
}
func testDeleteCachedLogFiles_fileExistsWillDelete() {
fileManager.contentsOfDirectory = ["path/file1"]
fileManager.contentsOfDirectoryAtPath = ["path/file1"]
subject.deleteCachedLogFiles()
// Note: we expect this to be called twice since `deleteCachedLogFiles`
// will remove files from both /Caches/Logs and /Documents/Logs.
XCTAssertEqual(fileManager.removeItemCalled, 2)
}
func testDeleteOldLogFiles_fileDoesntExistsDoesntDelete_andCopy() {
fileManager.contentsOfDirectory = ["path/file1"]
subject.copyLogsToDocuments()
XCTAssertEqual(fileManager.removeItemCalled, 0)
}
}
// MARK: - MockFileManager
private class MockFileManager: FileManagerProtocol {
var fileExists = false
func fileExists(atPath path: String) -> Bool {
return fileExists
}
func urls(
for directory: FileManager.SearchPathDirectory,
in domainMask: FileManager.SearchPathDomainMask
) -> [URL] {
return []
}
var contentsOfDirectory: [String] = []
func contentsOfDirectory(atPath path: String) throws -> [String] {
return contentsOfDirectory
}
var createDirectoryCalledAtPaths = [String]()
var createDirectoryCalled = 0
func createDirectory(atPath path: String,
withIntermediateDirectories createIntermediates: Bool,
attributes: [FileAttributeKey: Any]? = nil) throws {
createDirectoryCalledAtPaths.append(path)
createDirectoryCalled += 1
}
var sourceURL: URL?
var destinationURL: URL?
func copyItem(at srcURL: URL, to dstURL: URL) throws {
sourceURL = srcURL
destinationURL = dstURL
}
var removeItemCalled = 0
func removeItem(atPath path: String) throws {
removeItemCalled += 1
}
var contentsOfDirectoryAtPath: [String] = []
func contentsOfDirectoryAtPath(_ path: String, withFilenamePrefix prefix: String) throws -> [String] {
return contentsOfDirectoryAtPath
}
}