import XCTest
import CoreBluetooth
@testable import CelestiaTrace

final class BLEFilteringTests: XCTestCase {
    func testAnonymousUnrelatedPeripheralIsRejected() {
        XCTAssertFalse(BLEManager.isSparkAdvertisement(name: nil, serviceUUIDs: []))
    }

    func testKnownServiceIsAcceptedWithoutName() {
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: nil, serviceUUIDs: [BLEManager.serviceUUID]))
    }

    func testKnownProductNamesAreAccepted() {
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: "YLF20_12345", serviceUUIDs: []))
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: "ylf20_abcde", serviceUUIDs: []))
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: "MR20", serviceUUIDs: []))
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: "Celestia Spark", serviceUUIDs: []))
        XCTAssertTrue(BLEManager.isSparkAdvertisement(name: "微光录音设备", serviceUUIDs: []))
    }

    func testUnrelatedNamedPeripheralIsRejected() {
        XCTAssertFalse(BLEManager.isSparkAdvertisement(name: "Living Room TV", serviceUUIDs: []))
    }
}

final class SegmentedAudioAnalysisTests: XCTestCase {
    func testSilenceCrossingSegmentBoundaryIsMerged() {
        let ranges = [
            SilenceRange(start: 58.5, end: 60),
            SilenceRange(start: 60, end: 61.5)
        ]

        XCTAssertEqual(
            SilenceDetector.mergeSilentRanges(ranges),
            [SilenceRange(start: 58.5, end: 61.5)]
        )
    }

    func testShortIsolatedSilenceIsDiscarded() {
        let ranges = [
            SilenceRange(start: 10, end: 11.5),
            SilenceRange(start: 20, end: 22)
        ]

        XCTAssertEqual(
            SilenceDetector.mergeSilentRanges(ranges),
            [SilenceRange(start: 20, end: 22)]
        )
    }

    func testDistinctSilenceRangesStaySeparate() {
        let ranges = [
            SilenceRange(start: 8, end: 11),
            SilenceRange(start: 11.05, end: 14)
        ]

        XCTAssertEqual(
            SilenceDetector.mergeSilentRanges(ranges),
            ranges
        )
    }
}