//===----------------------------------------------------------------------===//
// Copyright © 2026 Apple Inc. and the container project authors.
//
// 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
//
//   https://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 ContainerizationError
import Testing

@testable import ContainerAPIClient

struct RequestSchemeTests {
    static let defaultDnsDomain = "test"

    internal struct TestArg {
        let scheme: String
        let host: String
        let expected: RequestScheme
    }

    @Test(arguments: [
        TestArg(scheme: "http", host: "myregistry.io", expected: .http),
        TestArg(scheme: "https", host: "myregistry.io", expected: .https),
        TestArg(scheme: "https", host: "localhost", expected: .https),
        TestArg(scheme: "http", host: "localhost", expected: .http),
        TestArg(scheme: "http", host: "127.0.0.1", expected: .http),
        TestArg(scheme: "https", host: "127.0.0.1", expected: .https),
        TestArg(scheme: "https", host: "10.3.4.1", expected: .https),
    ])

    func testIsConnectionSecure(arg: TestArg) throws {
        let requestScheme = try RequestScheme(arg.scheme)
        #expect(try requestScheme.schemeFor(host: arg.host, internalDnsDomain: Self.defaultDnsDomain) == arg.expected)
    }

    @Test func testEmptyHostThrowsError() throws {
        #expect(throws: (any Error).self) {
            let requestScheme = try RequestScheme("https")
            _ = try requestScheme.schemeFor(host: "", internalDnsDomain: Self.defaultDnsDomain)
        }
    }

    @Test func testUnsupportedSchemeThrowsError() throws {
        #expect(throws: (any Error).self) {
            _ = try RequestScheme("auto")
        }
    }
}