import XCTest
@testable import LCFeatureControl

final class FeatureControlAuthTests: XCTestCase {

    func testBearerAuthAddsAuthorizationHeader() async {
        let auth = FeatureControlBearerAuth { "jwt-123" }
        var headers: [String: String] = [:]
        await auth.authorize(&headers)
        XCTAssertEqual(headers["Authorization"], "Bearer jwt-123")
    }

    func testBearerAuthAddsNoHeaderWhenTokenIsNil() async {
        let auth = FeatureControlBearerAuth { nil }
        var headers: [String: String] = [:]
        await auth.authorize(&headers)
        XCTAssertNil(headers["Authorization"])
    }

    func testHeaderAuthAddsExactHeadersOnly() async {
        let auth = FeatureControlHeaderAuth(headers: ["X-BFF-Session": "abc"])
        var headers: [String: String] = [:]
        await auth.authorize(&headers)
        XCTAssertEqual(headers, ["X-BFF-Session": "abc"])
        XCTAssertNil(headers["Authorization"])
    }

    func testConfigurationDefaults() {
        let config = FeatureControlConfiguration(baseURL: "https://api.example.com",
                                                 environment: "production",
                                                 auth: FeatureControlHeaderAuth(headers: [:]))
        XCTAssertEqual(config.cacheTTL, 45)
        XCTAssertEqual(config.requestTimeout, 3)
        XCTAssertEqual(config.evaluatePath, "/api/feature-control/evaluate")
        XCTAssertEqual(config.notificationsPath, "/api/feature-control/notifications")
        XCTAssertEqual(config.telemetryPath, "/api/feature-control/telemetry/exposure")
    }
}