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import XCTest
@testable import MSAL
@_implementationOnly import MSAL_Private

final class MSALNativeAuthResetPasswordChallengeIntegrationTests: MSALNativeAuthIntegrationBaseTests {

    private var provider: MSALNativeAuthResetPasswordRequestProvider!

    override func setUpWithError() throws {
        try super.setUpWithError()

        provider = MSALNativeAuthResetPasswordRequestProvider(
            requestConfigurator: MSALNativeAuthRequestConfigurator(config: config),
            telemetryProvider: MSALNativeAuthTelemetryProvider()
        )

        sut = try provider.challenge(
            token: "<continuation-token>",
            context: MSALNativeAuthRequestContext(correlationId: correlationId)
        )
    }

    func test_whenResetPasswordChallenge_succeeds() async throws {
        try await mockAPIHandler.addResponse(
            endpoint: .resetPasswordChallenge,
            correlationId: correlationId,
            responses: [.challengeTypeOOB]
        )

        let response: MSALNativeAuthResetPasswordChallengeResponse? = try await performTestSucceed()

        XCTAssertNotNil(response?.challengeType)
        XCTAssertNotNil(response?.bindingMethod)
        XCTAssertNotNil(response?.challengeTargetLabel)
        XCTAssertNotNil(response?.challengeChannel)
        XCTAssertNotNil(response?.continuationToken)
        XCTAssertNotNil(response?.codeLength)
    }

    func test_whenResetPasswordChallenge_redirects() async throws {
        try await mockResponse(.challengeTypeRedirect, endpoint: .resetPasswordChallenge)
        let response: MSALNativeAuthResetPasswordChallengeResponse? = try await performTestSucceed()


        XCTAssertEqual(response?.challengeType, .redirect)
        XCTAssertNotNil(response?.redirectReason)
        XCTAssertNil(response?.bindingMethod)
        XCTAssertNil(response?.challengeTargetLabel)
        XCTAssertNil(response?.challengeChannel)
        XCTAssertNil(response?.continuationToken)
        XCTAssertNil(response?.codeLength)
    }

    func test_resetPasswordChallenge_unauthorizedClient() async throws {
        try await perform_testFail(
            endpoint: .resetPasswordChallenge,
            response: .unauthorizedClient,
            expectedError: createError(.unauthorizedClient)
        )
    }

    func test_resetPasswordChallenge_expiredToken() async throws {
        try await perform_testFail(
            endpoint: .resetPasswordChallenge,
            response: .expiredToken,
            expectedError: createError(.expiredToken)
        )
    }

    func test_resetPasswordChallenge_unsupportedChallengeType() async throws {
        try await perform_testFail(
            endpoint: .resetPasswordChallenge,
            response: .unsupportedChallengeType,
            expectedError: createError(.unsupportedChallengeType)
        )
    }

    private func createError(_ error: MSALNativeAuthResetPasswordChallengeOauth2ErrorCode) -> MSALNativeAuthResetPasswordChallengeResponseError {
        .init(
            error: error,
            errorDescription: nil,
            errorCodes: nil,
            errorURI: nil,
            innerErrors: nil,
            target: nil
        )
    }
}
