trustformers_mobile/

integration_testing.rs

//! Mobile Integration Testing Framework
//!
//! This module provides a comprehensive testing framework for validating TrustformersRS
//! mobile implementations across different platforms, backends, and configurations.
//! It includes automated testing for iOS, Android, React Native, Flutter, and Unity integrations.

use crate::{device_info::MobileDeviceInfo, MobileBackend, MobilePlatform};
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::time::{Duration, Instant};
use trustformers_core::error::{CoreError, Result};
use trustformers_core::TrustformersError;

/// Comprehensive mobile integration testing framework
pub struct MobileIntegrationTestFramework {
    config: IntegrationTestConfig,
    test_runner: TestRunner,
    result_collector: TestResultCollector,
    platform_validators: HashMap<MobilePlatform, PlatformValidator>,
    backend_validators: HashMap<MobileBackend, BackendValidator>,
    cross_platform_validator: CrossPlatformValidator,
    performance_benchmarker: PerformanceBenchmarker,
    compatibility_checker: CompatibilityChecker,
}

/// Configuration for integration testing
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct IntegrationTestConfig {
    /// Enable comprehensive testing
    pub enabled: bool,
    /// Test configuration
    pub test_config: TestConfiguration,
    /// Platform testing settings
    pub platform_testing: PlatformTestingConfig,
    /// Backend testing settings
    pub backend_testing: BackendTestingConfig,
    /// Performance testing settings
    pub performance_testing: PerformanceTestingConfig,
    /// Compatibility testing settings
    pub compatibility_testing: CompatibilityTestingConfig,
    /// Reporting settings
    pub reporting: TestReportingConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestConfiguration {
    /// Test timeout in seconds
    pub timeout_seconds: u64,
    /// Number of test iterations
    pub iterations: usize,
    /// Enable parallel testing
    pub parallel_execution: bool,
    /// Maximum concurrent tests
    pub max_concurrent_tests: usize,
    /// Test data configuration
    pub test_data: TestDataConfig,
    /// Resource constraints
    pub resource_constraints: ResourceConstraints,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PlatformTestingConfig {
    /// Test iOS platform
    pub test_ios: bool,
    /// Test Android platform
    pub test_android: bool,
    /// Test generic mobile
    pub test_generic: bool,
    /// iOS specific test configuration
    pub ios_config: IOsTestConfig,
    /// Android specific test configuration
    pub android_config: AndroidTestConfig,
    /// Cross-platform test configuration
    pub cross_platform_config: CrossPlatformTestConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct BackendTestingConfig {
    /// Test CPU backend
    pub test_cpu: bool,
    /// Test Core ML backend
    pub test_coreml: bool,
    /// Test NNAPI backend
    pub test_nnapi: bool,
    /// Test GPU backend
    pub test_gpu: bool,
    /// Test custom backend
    pub test_custom: bool,
    /// Backend switching tests
    pub test_backend_switching: bool,
    /// Fallback mechanism tests
    pub test_fallback_mechanisms: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PerformanceTestingConfig {
    /// Enable performance benchmarking
    pub enabled: bool,
    /// Memory usage testing
    pub memory_testing: MemoryTestConfig,
    /// Latency testing
    pub latency_testing: LatencyTestConfig,
    /// Throughput testing
    pub throughput_testing: ThroughputTestConfig,
    /// Power consumption testing
    pub power_testing: PowerTestConfig,
    /// Thermal testing
    pub thermal_testing: ThermalTestConfig,
    /// Load testing
    pub load_testing: LoadTestConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct CompatibilityTestingConfig {
    /// Framework compatibility tests
    pub framework_compatibility: FrameworkCompatibilityConfig,
    /// Version compatibility tests
    pub version_compatibility: VersionCompatibilityConfig,
    /// Model compatibility tests
    pub model_compatibility: ModelCompatibilityConfig,
    /// API compatibility tests
    pub api_compatibility: ApiCompatibilityConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestReportingConfig {
    /// Output format
    pub output_format: ReportFormat,
    /// Include detailed metrics
    pub include_metrics: bool,
    /// Include performance graphs
    pub include_graphs: bool,
    /// Include error analysis
    pub include_error_analysis: bool,
    /// Export to file
    pub export_to_file: bool,
    /// Report file path
    pub report_file_path: String,
    /// Include recommendations
    pub include_recommendations: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestDataConfig {
    /// Use synthetic test data
    pub use_synthetic_data: bool,
    /// Test data size variants
    pub data_size_variants: Vec<DataSizeVariant>,
    /// Input data types
    pub input_data_types: Vec<InputDataType>,
    /// Batch size variants
    pub batch_size_variants: Vec<usize>,
    /// Sequence length variants
    pub sequence_length_variants: Vec<usize>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ResourceConstraints {
    /// Maximum memory usage (MB)
    pub max_memory_mb: usize,
    /// Maximum CPU usage (%)
    pub max_cpu_usage: f32,
    /// Maximum test duration (seconds)
    pub max_test_duration: u64,
    /// Maximum disk usage (MB)
    pub max_disk_usage: usize,
    /// Network usage limits
    pub network_limits: NetworkLimits,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct IOsTestConfig {
    /// Test Core ML integration
    pub test_coreml_integration: bool,
    /// Test Metal acceleration
    pub test_metal_acceleration: bool,
    /// Test ARKit integration
    pub test_arkit_integration: bool,
    /// Test App Extension support
    pub test_app_extensions: bool,
    /// Test background processing
    pub test_background_processing: bool,
    /// Test iCloud sync
    pub test_icloud_sync: bool,
    /// iOS version compatibility
    pub ios_version_range: VersionRange,
    /// Device compatibility
    pub device_compatibility: Vec<IOsDevice>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AndroidTestConfig {
    /// Test NNAPI integration
    pub test_nnapi_integration: bool,
    /// Test GPU acceleration
    pub test_gpu_acceleration: bool,
    /// Test Edge TPU support
    pub test_edge_tpu: bool,
    /// Test Work Manager integration
    pub test_work_manager: bool,
    /// Test Content Provider
    pub test_content_provider: bool,
    /// Test Doze compatibility
    pub test_doze_compatibility: bool,
    /// Android API level compatibility
    pub api_level_range: ApiLevelRange,
    /// Device compatibility
    pub device_compatibility: Vec<AndroidDevice>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CrossPlatformTestConfig {
    /// Test data consistency
    pub test_data_consistency: bool,
    /// Test API consistency
    pub test_api_consistency: bool,
    /// Test performance parity
    pub test_performance_parity: bool,
    /// Test behavior consistency
    pub test_behavior_consistency: bool,
    /// Test serialization compatibility
    pub test_serialization_compatibility: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MemoryTestConfig {
    /// Test memory usage patterns
    pub test_memory_patterns: bool,
    /// Test memory leak detection
    pub test_memory_leaks: bool,
    /// Test memory pressure scenarios
    pub test_memory_pressure: bool,
    /// Test memory optimization levels
    pub test_optimization_levels: bool,
    /// Memory thresholds
    pub memory_thresholds: MemoryThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LatencyTestConfig {
    /// Test inference latency
    pub test_inference_latency: bool,
    /// Test initialization latency
    pub test_initialization_latency: bool,
    /// Test model loading latency
    pub test_model_loading_latency: bool,
    /// Test backend switching latency
    pub test_backend_switching_latency: bool,
    /// Latency thresholds (ms)
    pub latency_thresholds: LatencyThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ThroughputTestConfig {
    /// Test inference throughput
    pub test_inference_throughput: bool,
    /// Test batch processing throughput
    pub test_batch_throughput: bool,
    /// Test concurrent inference throughput
    pub test_concurrent_throughput: bool,
    /// Throughput thresholds
    pub throughput_thresholds: ThroughputThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PowerTestConfig {
    /// Test power consumption
    pub test_power_consumption: bool,
    /// Test battery impact
    pub test_battery_impact: bool,
    /// Test thermal impact
    pub test_thermal_impact: bool,
    /// Test power optimization modes
    pub test_power_optimization: bool,
    /// Power consumption thresholds
    pub power_thresholds: PowerThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ThermalTestConfig {
    /// Test thermal management
    pub test_thermal_management: bool,
    /// Test throttling behavior
    pub test_throttling_behavior: bool,
    /// Test thermal recovery
    pub test_thermal_recovery: bool,
    /// Thermal thresholds
    pub thermal_thresholds: ThermalThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LoadTestConfig {
    /// Test sustained load
    pub test_sustained_load: bool,
    /// Test peak load handling
    pub test_peak_load: bool,
    /// Test load distribution
    pub test_load_distribution: bool,
    /// Test stress scenarios
    pub test_stress_scenarios: bool,
    /// Load test parameters
    pub load_parameters: LoadTestParameters,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct FrameworkCompatibilityConfig {
    /// Test React Native compatibility
    pub test_react_native: bool,
    /// Test Flutter compatibility
    pub test_flutter: bool,
    /// Test Unity compatibility
    pub test_unity: bool,
    /// Test native compatibility
    pub test_native: bool,
    /// Framework version ranges
    pub framework_versions: HashMap<String, VersionRange>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct VersionCompatibilityConfig {
    /// Test backward compatibility
    pub test_backward_compatibility: bool,
    /// Test forward compatibility
    pub test_forward_compatibility: bool,
    /// Test version migration
    pub test_version_migration: bool,
    /// Version range to test
    pub version_range: VersionRange,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ModelCompatibilityConfig {
    /// Test different model formats
    pub test_model_formats: bool,
    /// Test model quantization variants
    pub test_quantization_variants: bool,
    /// Test model size variants
    pub test_size_variants: bool,
    /// Test custom models
    pub test_custom_models: bool,
    /// Model compatibility parameters
    pub model_parameters: ModelCompatibilityParameters,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ApiCompatibilityConfig {
    /// Test API consistency
    pub test_api_consistency: bool,
    /// Test parameter validation
    pub test_parameter_validation: bool,
    /// Test error handling
    pub test_error_handling: bool,
    /// Test return value consistency
    pub test_return_value_consistency: bool,
    /// API version compatibility
    pub api_version_compatibility: VersionRange,
}

/// Test result types and structures
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct IntegrationTestResults {
    /// Overall test summary
    pub summary: TestSummary,
    /// Platform-specific results
    pub platform_results: HashMap<MobilePlatform, PlatformTestResults>,
    /// Backend-specific results
    pub backend_results: HashMap<MobileBackend, BackendTestResults>,
    /// Performance benchmark results
    pub performance_results: PerformanceBenchmarkResults,
    /// Compatibility test results
    pub compatibility_results: CompatibilityTestResults,
    /// Cross-platform comparison
    pub cross_platform_comparison: CrossPlatformComparison,
    /// Error analysis
    pub error_analysis: ErrorAnalysis,
    /// Recommendations
    pub recommendations: Vec<TestRecommendation>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestSummary {
    /// Total tests run
    pub total_tests: usize,
    /// Passed tests
    pub passed_tests: usize,
    /// Failed tests
    pub failed_tests: usize,
    /// Skipped tests
    pub skipped_tests: usize,
    /// Test success rate
    pub success_rate: f32,
    /// Total test duration
    pub total_duration: Duration,
    /// Test environment info
    pub environment_info: TestEnvironmentInfo,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PlatformTestResults {
    /// Platform being tested
    pub platform: MobilePlatform,
    /// Platform-specific test results
    pub test_results: Vec<TestResult>,
    /// Platform performance metrics
    pub performance_metrics: PlatformPerformanceMetrics,
    /// Platform compatibility scores
    pub compatibility_scores: CompatibilityScores,
    /// Platform-specific recommendations
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestResult {
    /// Test name
    pub test_name: String,
    /// Test category
    pub category: TestCategory,
    /// Test status
    pub status: TestStatus,
    /// Test duration
    pub duration: Duration,
    /// Test metrics
    pub metrics: TestMetrics,
    /// Error information (if failed)
    pub error_info: Option<TestError>,
    /// Test configuration used
    pub test_config: TestConfiguration,
}

/// Enums and supporting types
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ReportFormat {
    JSON,
    HTML,
    Markdown,
    XML,
    CSV,
    PDF,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DataSizeVariant {
    Small,
    Medium,
    Large,
    ExtraLarge,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum InputDataType {
    Float32,
    Float16,
    Int8,
    Int16,
    Int32,
    Boolean,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum TestCategory {
    Initialization,
    ModelLoading,
    Inference,
    Performance,
    Memory,
    Compatibility,
    ErrorHandling,
    Stress,
    Integration,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum TestStatus {
    Passed,
    Failed,
    Skipped,
    Timeout,
    Error,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct VersionRange {
    pub min_version: String,
    pub max_version: String,
    pub include_prereleases: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ApiLevelRange {
    pub min_api_level: u32,
    pub max_api_level: u32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct NetworkLimits {
    pub max_bandwidth_mbps: f32,
    pub max_requests_per_second: u32,
    pub timeout_seconds: u64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MemoryThresholds {
    pub max_usage_mb: usize,
    pub leak_threshold_mb: usize,
    pub pressure_threshold_percentage: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LatencyThresholds {
    pub max_inference_ms: f32,
    pub max_initialization_ms: f32,
    pub max_model_loading_ms: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ThroughputThresholds {
    pub min_inferences_per_second: f32,
    pub min_batch_throughput: f32,
    pub min_concurrent_throughput: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PowerThresholds {
    pub max_power_consumption_mw: f32,
    pub max_battery_drain_percentage_per_hour: f32,
    pub max_thermal_impact_celsius: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ThermalThresholds {
    pub max_temperature_celsius: f32,
    pub throttling_threshold_celsius: f32,
    pub recovery_threshold_celsius: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LoadTestParameters {
    pub concurrent_users: usize,
    pub requests_per_second: f32,
    pub test_duration_seconds: u64,
    pub ramp_up_time_seconds: u64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ModelCompatibilityParameters {
    pub supported_formats: Vec<String>,
    pub supported_quantizations: Vec<String>,
    pub max_model_size_mb: usize,
    pub min_model_size_kb: usize,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct IOsDevice {
    pub device_name: String,
    pub ios_version_range: VersionRange,
    pub hardware_capabilities: HashMap<String, String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AndroidDevice {
    pub device_name: String,
    pub api_level_range: ApiLevelRange,
    pub hardware_capabilities: HashMap<String, String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestMetrics {
    pub memory_usage_mb: f32,
    pub cpu_usage_percentage: f32,
    pub gpu_usage_percentage: f32,
    pub inference_latency_ms: f32,
    pub throughput_inferences_per_second: f32,
    pub power_consumption_mw: f32,
    pub temperature_celsius: f32,
    pub custom_metrics: HashMap<String, f32>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestError {
    pub error_type: String,
    pub error_message: String,
    pub error_code: Option<i32>,
    pub stack_trace: Option<String>,
    pub context: HashMap<String, String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestEnvironmentInfo {
    pub platform: MobilePlatform,
    pub device_info: MobileDeviceInfo,
    pub test_framework_version: String,
    pub test_start_time: String,
    pub test_end_time: String,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PlatformPerformanceMetrics {
    pub avg_inference_latency_ms: f32,
    pub avg_memory_usage_mb: f32,
    pub avg_cpu_usage_percentage: f32,
    pub avg_power_consumption_mw: f32,
    pub throughput_inferences_per_second: f32,
    pub error_rate_percentage: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CompatibilityScores {
    pub overall_compatibility: f32,
    pub api_compatibility: f32,
    pub performance_compatibility: f32,
    pub behavior_compatibility: f32,
    pub feature_compatibility: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct BackendTestResults {
    pub backend: MobileBackend,
    pub test_results: Vec<TestResult>,
    pub performance_metrics: BackendPerformanceMetrics,
    pub compatibility_scores: CompatibilityScores,
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct BackendPerformanceMetrics {
    pub avg_inference_latency_ms: f32,
    pub throughput_inferences_per_second: f32,
    pub memory_efficiency_score: f32,
    pub power_efficiency_score: f32,
    pub acceleration_factor: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PerformanceBenchmarkResults {
    pub memory_benchmarks: MemoryBenchmarkResults,
    pub latency_benchmarks: LatencyBenchmarkResults,
    pub throughput_benchmarks: ThroughputBenchmarkResults,
    pub power_benchmarks: PowerBenchmarkResults,
    pub load_test_results: LoadTestResults,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct MemoryBenchmarkResults {
    pub peak_memory_usage_mb: f32,
    pub average_memory_usage_mb: f32,
    pub memory_leaks_detected: usize,
    pub memory_efficiency_score: f32,
    pub memory_optimization_effectiveness: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LatencyBenchmarkResults {
    pub avg_inference_latency_ms: f32,
    pub p95_inference_latency_ms: f32,
    pub p99_inference_latency_ms: f32,
    pub initialization_latency_ms: f32,
    pub model_loading_latency_ms: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ThroughputBenchmarkResults {
    pub max_throughput_inferences_per_second: f32,
    pub sustained_throughput_inferences_per_second: f32,
    pub batch_processing_throughput: f32,
    pub concurrent_processing_throughput: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PowerBenchmarkResults {
    pub avg_power_consumption_mw: f32,
    pub peak_power_consumption_mw: f32,
    pub power_efficiency_score: f32,
    pub battery_drain_percentage_per_hour: f32,
    pub thermal_impact_celsius: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LoadTestResults {
    pub max_concurrent_users: usize,
    pub max_requests_per_second: f32,
    pub error_rate_under_load: f32,
    pub performance_degradation_factor: f32,
    pub recovery_time_seconds: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CompatibilityTestResults {
    pub framework_compatibility: HashMap<String, CompatibilityScores>,
    pub version_compatibility: HashMap<String, CompatibilityScores>,
    pub model_compatibility: HashMap<String, CompatibilityScores>,
    pub api_compatibility: CompatibilityScores,
    pub overall_compatibility_score: f32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CrossPlatformComparison {
    pub data_consistency_score: f32,
    pub api_consistency_score: f32,
    pub performance_parity_score: f32,
    pub behavior_consistency_score: f32,
    pub feature_parity_score: f32,
    pub platform_differences: Vec<PlatformDifference>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PlatformDifference {
    pub difference_type: DifferenceType,
    pub description: String,
    pub impact_level: ImpactLevel,
    pub recommendation: String,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum DifferenceType {
    PerformanceDifference,
    ApiDifference,
    BehaviorDifference,
    FeatureDifference,
    DataDifference,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ImpactLevel {
    Low,
    Medium,
    High,
    Critical,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ErrorAnalysis {
    pub common_errors: Vec<CommonError>,
    pub error_patterns: Vec<ErrorPattern>,
    pub error_frequency: HashMap<String, usize>,
    pub error_correlation: HashMap<String, Vec<String>>,
    pub error_trends: Vec<ErrorTrend>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CommonError {
    pub error_type: String,
    pub frequency: usize,
    pub platforms_affected: Vec<MobilePlatform>,
    pub backends_affected: Vec<MobileBackend>,
    pub possible_causes: Vec<String>,
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ErrorPattern {
    pub pattern_name: String,
    pub pattern_description: String,
    pub trigger_conditions: Vec<String>,
    pub mitigation_strategies: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ErrorTrend {
    pub error_type: String,
    pub trend_direction: TrendDirection,
    pub trend_magnitude: f32,
    pub time_period: String,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum TrendDirection {
    Increasing,
    Decreasing,
    Stable,
    Fluctuating,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TestRecommendation {
    pub recommendation_type: RecommendationType,
    pub priority: RecommendationPriority,
    pub title: String,
    pub description: String,
    pub implementation_effort: ImplementationEffort,
    pub expected_impact: ExpectedImpact,
    pub platforms_affected: Vec<MobilePlatform>,
    pub actions: Vec<String>,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum RecommendationType {
    Performance,
    Compatibility,
    Reliability,
    Security,
    Usability,
    Maintenance,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum RecommendationPriority {
    Low,
    Medium,
    High,
    Critical,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ImplementationEffort {
    Low,
    Medium,
    High,
    VeryHigh,
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ExpectedImpact {
    Low,
    Medium,
    High,
    VeryHigh,
}

/// Supporting structures and implementations
pub struct TestRunner {
    config: TestConfiguration,
    executor: TestExecutor,
    scheduler: TestScheduler,
}

pub struct TestResultCollector {
    results: Vec<TestResult>,
    metrics: TestMetrics,
    errors: Vec<TestError>,
}

pub struct PlatformValidator {
    platform: MobilePlatform,
    test_suite: PlatformTestSuite,
    validator: ValidationEngine,
}

pub struct BackendValidator {
    backend: MobileBackend,
    test_suite: BackendTestSuite,
    validator: ValidationEngine,
}

pub struct CrossPlatformValidator {
    comparison_engine: ComparisonEngine,
    consistency_checker: ConsistencyChecker,
}

pub struct PerformanceBenchmarker {
    benchmarking_engine: BenchmarkingEngine,
    metrics_collector: MetricsCollector,
}

pub struct CompatibilityChecker {
    framework_checker: FrameworkCompatibilityChecker,
    version_checker: VersionCompatibilityChecker,
    model_checker: ModelCompatibilityChecker,
    api_checker: ApiCompatibilityChecker,
}

// Placeholder implementations for supporting structures
pub struct TestExecutor;
pub struct TestScheduler;
pub struct PlatformTestSuite;
pub struct BackendTestSuite;
pub struct ValidationEngine;
pub struct ComparisonEngine;
pub struct ConsistencyChecker;
pub struct BenchmarkingEngine;
pub struct MetricsCollector;
pub struct FrameworkCompatibilityChecker;
pub struct VersionCompatibilityChecker;
pub struct ModelCompatibilityChecker;
pub struct ApiCompatibilityChecker;

impl MobileIntegrationTestFramework {
    /// Create a new integration test framework
    pub fn new(config: IntegrationTestConfig) -> Result<Self> {
        Ok(Self {
            config: config.clone(),
            test_runner: TestRunner::new(config.test_config.clone())?,
            result_collector: TestResultCollector::new(),
            platform_validators: Self::create_platform_validators()?,
            backend_validators: Self::create_backend_validators()?,
            cross_platform_validator: CrossPlatformValidator::new()?,
            performance_benchmarker: PerformanceBenchmarker::new(
                config.performance_testing.clone(),
            )?,
            compatibility_checker: CompatibilityChecker::new(config.compatibility_testing.clone())?,
        })
    }

    /// Run comprehensive integration tests
    pub async fn run_integration_tests(&mut self) -> Result<IntegrationTestResults> {
        let start_time = Instant::now();

        // Run platform-specific tests
        let platform_results = self.run_platform_tests().await?;

        // Run backend-specific tests
        let backend_results = self.run_backend_tests().await?;

        // Run performance benchmarks
        let performance_results = self.run_performance_benchmarks().await?;

        // Run compatibility tests
        let compatibility_results = self.run_compatibility_tests().await?;

        // Run cross-platform comparison
        let cross_platform_comparison = self.run_cross_platform_comparison().await?;

        // Analyze errors and patterns
        let error_analysis = self.analyze_errors().await?;

        // Generate recommendations
        let recommendations = self
            .generate_recommendations(&platform_results, &backend_results, &performance_results)
            .await?;

        // Create test summary
        let summary = self.create_test_summary(start_time, &platform_results, &backend_results)?;

        Ok(IntegrationTestResults {
            summary,
            platform_results,
            backend_results,
            performance_results,
            compatibility_results,
            cross_platform_comparison,
            error_analysis,
            recommendations,
        })
    }

    /// Generate comprehensive test report
    pub fn generate_test_report(&self, results: &IntegrationTestResults) -> Result<String> {
        match self.config.reporting.output_format {
            ReportFormat::JSON => self.generate_json_report(results),
            ReportFormat::HTML => self.generate_html_report(results),
            ReportFormat::Markdown => self.generate_markdown_report(results),
            ReportFormat::XML => self.generate_xml_report(results),
            ReportFormat::CSV => self.generate_csv_report(results),
            ReportFormat::PDF => self.generate_pdf_report(results),
        }
    }

    // Implementation helpers (placeholder implementations)
    fn create_platform_validators() -> Result<HashMap<MobilePlatform, PlatformValidator>> {
        let mut validators = HashMap::new();
        validators.insert(
            MobilePlatform::Ios,
            PlatformValidator::new(MobilePlatform::Ios)?,
        );
        validators.insert(
            MobilePlatform::Android,
            PlatformValidator::new(MobilePlatform::Android)?,
        );
        validators.insert(
            MobilePlatform::Generic,
            PlatformValidator::new(MobilePlatform::Generic)?,
        );
        Ok(validators)
    }

    fn create_backend_validators() -> Result<HashMap<MobileBackend, BackendValidator>> {
        let mut validators = HashMap::new();
        validators.insert(
            MobileBackend::CPU,
            BackendValidator::new(MobileBackend::CPU)?,
        );
        validators.insert(
            MobileBackend::CoreML,
            BackendValidator::new(MobileBackend::CoreML)?,
        );
        validators.insert(
            MobileBackend::NNAPI,
            BackendValidator::new(MobileBackend::NNAPI)?,
        );
        validators.insert(
            MobileBackend::GPU,
            BackendValidator::new(MobileBackend::GPU)?,
        );
        validators.insert(
            MobileBackend::Custom,
            BackendValidator::new(MobileBackend::Custom)?,
        );
        Ok(validators)
    }

    async fn run_platform_tests(&mut self) -> Result<HashMap<MobilePlatform, PlatformTestResults>> {
        // Placeholder implementation
        Ok(HashMap::new())
    }

    async fn run_backend_tests(&mut self) -> Result<HashMap<MobileBackend, BackendTestResults>> {
        // Placeholder implementation
        Ok(HashMap::new())
    }

    async fn run_performance_benchmarks(&mut self) -> Result<PerformanceBenchmarkResults> {
        // Placeholder implementation
        Ok(PerformanceBenchmarkResults {
            memory_benchmarks: MemoryBenchmarkResults {
                peak_memory_usage_mb: 0.0,
                average_memory_usage_mb: 0.0,
                memory_leaks_detected: 0,
                memory_efficiency_score: 0.0,
                memory_optimization_effectiveness: 0.0,
            },
            latency_benchmarks: LatencyBenchmarkResults {
                avg_inference_latency_ms: 0.0,
                p95_inference_latency_ms: 0.0,
                p99_inference_latency_ms: 0.0,
                initialization_latency_ms: 0.0,
                model_loading_latency_ms: 0.0,
            },
            throughput_benchmarks: ThroughputBenchmarkResults {
                max_throughput_inferences_per_second: 0.0,
                sustained_throughput_inferences_per_second: 0.0,
                batch_processing_throughput: 0.0,
                concurrent_processing_throughput: 0.0,
            },
            power_benchmarks: PowerBenchmarkResults {
                avg_power_consumption_mw: 0.0,
                peak_power_consumption_mw: 0.0,
                power_efficiency_score: 0.0,
                battery_drain_percentage_per_hour: 0.0,
                thermal_impact_celsius: 0.0,
            },
            load_test_results: LoadTestResults {
                max_concurrent_users: 0,
                max_requests_per_second: 0.0,
                error_rate_under_load: 0.0,
                performance_degradation_factor: 0.0,
                recovery_time_seconds: 0.0,
            },
        })
    }

    async fn run_compatibility_tests(&mut self) -> Result<CompatibilityTestResults> {
        // Placeholder implementation
        Ok(CompatibilityTestResults {
            framework_compatibility: HashMap::new(),
            version_compatibility: HashMap::new(),
            model_compatibility: HashMap::new(),
            api_compatibility: CompatibilityScores {
                overall_compatibility: 0.0,
                api_compatibility: 0.0,
                performance_compatibility: 0.0,
                behavior_compatibility: 0.0,
                feature_compatibility: 0.0,
            },
            overall_compatibility_score: 0.0,
        })
    }

    async fn run_cross_platform_comparison(&mut self) -> Result<CrossPlatformComparison> {
        // Placeholder implementation
        Ok(CrossPlatformComparison {
            data_consistency_score: 0.0,
            api_consistency_score: 0.0,
            performance_parity_score: 0.0,
            behavior_consistency_score: 0.0,
            feature_parity_score: 0.0,
            platform_differences: Vec::new(),
        })
    }

    async fn analyze_errors(&mut self) -> Result<ErrorAnalysis> {
        // Placeholder implementation
        Ok(ErrorAnalysis {
            common_errors: Vec::new(),
            error_patterns: Vec::new(),
            error_frequency: HashMap::new(),
            error_correlation: HashMap::new(),
            error_trends: Vec::new(),
        })
    }

    async fn generate_recommendations(
        &self,
        _platform_results: &HashMap<MobilePlatform, PlatformTestResults>,
        _backend_results: &HashMap<MobileBackend, BackendTestResults>,
        _performance_results: &PerformanceBenchmarkResults,
    ) -> Result<Vec<TestRecommendation>> {
        // Placeholder implementation
        Ok(Vec::new())
    }

    fn create_test_summary(
        &self,
        start_time: Instant,
        _platform_results: &HashMap<MobilePlatform, PlatformTestResults>,
        _backend_results: &HashMap<MobileBackend, BackendTestResults>,
    ) -> Result<TestSummary> {
        let duration = start_time.elapsed();

        // Placeholder implementation
        Ok(TestSummary {
            total_tests: 0,
            passed_tests: 0,
            failed_tests: 0,
            skipped_tests: 0,
            success_rate: 0.0,
            total_duration: duration,
            environment_info: TestEnvironmentInfo {
                platform: MobilePlatform::Generic,
                device_info: MobileDeviceInfo::default(),
                test_framework_version: "1.0.0".to_string(),
                test_start_time: "2025-07-16T00:00:00Z".to_string(),
                test_end_time: "2025-07-16T00:00:00Z".to_string(),
            },
        })
    }

    fn generate_json_report(&self, results: &IntegrationTestResults) -> Result<String> {
        serde_json::to_string_pretty(results)
            .map_err(|e| TrustformersError::serialization_error(e.to_string()).into())
    }

    fn generate_html_report(&self, _results: &IntegrationTestResults) -> Result<String> {
        // Placeholder implementation for HTML report generation
        Ok(
            "<html><body><h1>TrustformersRS Mobile Integration Test Report</h1></body></html>"
                .to_string(),
        )
    }

    fn generate_markdown_report(&self, _results: &IntegrationTestResults) -> Result<String> {
        // Placeholder implementation for Markdown report generation
        Ok(
            "# TrustformersRS Mobile Integration Test Report\n\nTest completed successfully."
                .to_string(),
        )
    }

    fn generate_xml_report(&self, _results: &IntegrationTestResults) -> Result<String> {
        // Placeholder implementation for XML report generation
        Ok(
            "<?xml version=\"1.0\"?><testReport><summary>Test completed</summary></testReport>"
                .to_string(),
        )
    }

    fn generate_csv_report(&self, _results: &IntegrationTestResults) -> Result<String> {
        // Placeholder implementation for CSV report generation
        Ok("Test Name,Status,Duration,Platform,Backend\n".to_string())
    }

    fn generate_pdf_report(&self, _results: &IntegrationTestResults) -> Result<String> {
        // Placeholder implementation - would return path to generated PDF
        Ok("integration_test_report.pdf".to_string())
    }
}

// Default implementations
impl Default for IntegrationTestConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            test_config: TestConfiguration::default(),
            platform_testing: PlatformTestingConfig::default(),
            backend_testing: BackendTestingConfig::default(),
            performance_testing: PerformanceTestingConfig::default(),
            compatibility_testing: CompatibilityTestingConfig::default(),
            reporting: TestReportingConfig::default(),
        }
    }
}

impl Default for TestConfiguration {
    fn default() -> Self {
        Self {
            timeout_seconds: 300,
            iterations: 3,
            parallel_execution: true,
            max_concurrent_tests: 4,
            test_data: TestDataConfig::default(),
            resource_constraints: ResourceConstraints::default(),
        }
    }
}

impl Default for PlatformTestingConfig {
    fn default() -> Self {
        Self {
            test_ios: true,
            test_android: true,
            test_generic: true,
            ios_config: IOsTestConfig::default(),
            android_config: AndroidTestConfig::default(),
            cross_platform_config: CrossPlatformTestConfig::default(),
        }
    }
}

impl Default for BackendTestingConfig {
    fn default() -> Self {
        Self {
            test_cpu: true,
            test_coreml: true,
            test_nnapi: true,
            test_gpu: true,
            test_custom: false,
            test_backend_switching: true,
            test_fallback_mechanisms: true,
        }
    }
}

impl Default for PerformanceTestingConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            memory_testing: MemoryTestConfig::default(),
            latency_testing: LatencyTestConfig::default(),
            throughput_testing: ThroughputTestConfig::default(),
            power_testing: PowerTestConfig::default(),
            thermal_testing: ThermalTestConfig::default(),
            load_testing: LoadTestConfig::default(),
        }
    }
}

impl Default for TestReportingConfig {
    fn default() -> Self {
        Self {
            output_format: ReportFormat::JSON,
            include_metrics: true,
            include_graphs: true,
            include_error_analysis: true,
            export_to_file: true,
            report_file_path: "integration_test_report.json".to_string(),
            include_recommendations: true,
        }
    }
}

impl Default for TestDataConfig {
    fn default() -> Self {
        Self {
            use_synthetic_data: true,
            data_size_variants: vec![
                DataSizeVariant::Small,
                DataSizeVariant::Medium,
                DataSizeVariant::Large,
            ],
            input_data_types: vec![
                InputDataType::Float32,
                InputDataType::Float16,
                InputDataType::Int8,
            ],
            batch_size_variants: vec![1, 4, 8, 16],
            sequence_length_variants: vec![64, 128, 256, 512],
        }
    }
}

impl Default for ResourceConstraints {
    fn default() -> Self {
        Self {
            max_memory_mb: 2048,
            max_cpu_usage: 80.0,
            max_test_duration: 1800, // 30 minutes
            max_disk_usage: 1024,
            network_limits: NetworkLimits::default(),
        }
    }
}

impl Default for NetworkLimits {
    fn default() -> Self {
        Self {
            max_bandwidth_mbps: 100.0,
            max_requests_per_second: 100,
            timeout_seconds: 30,
        }
    }
}

impl Default for IOsTestConfig {
    fn default() -> Self {
        Self {
            test_coreml_integration: true,
            test_metal_acceleration: true,
            test_arkit_integration: true,
            test_app_extensions: true,
            test_background_processing: true,
            test_icloud_sync: true,
            ios_version_range: VersionRange {
                min_version: "14.0".to_string(),
                max_version: "17.0".to_string(),
                include_prereleases: false,
            },
            device_compatibility: Vec::new(),
        }
    }
}

impl Default for AndroidTestConfig {
    fn default() -> Self {
        Self {
            test_nnapi_integration: true,
            test_gpu_acceleration: true,
            test_edge_tpu: true,
            test_work_manager: true,
            test_content_provider: true,
            test_doze_compatibility: true,
            api_level_range: ApiLevelRange {
                min_api_level: 21,
                max_api_level: 34,
            },
            device_compatibility: Vec::new(),
        }
    }
}

impl Default for CrossPlatformTestConfig {
    fn default() -> Self {
        Self {
            test_data_consistency: true,
            test_api_consistency: true,
            test_performance_parity: true,
            test_behavior_consistency: true,
            test_serialization_compatibility: true,
        }
    }
}

impl Default for MemoryTestConfig {
    fn default() -> Self {
        Self {
            test_memory_patterns: true,
            test_memory_leaks: true,
            test_memory_pressure: true,
            test_optimization_levels: true,
            memory_thresholds: MemoryThresholds {
                max_usage_mb: 1024,
                leak_threshold_mb: 50,
                pressure_threshold_percentage: 85.0,
            },
        }
    }
}

impl Default for LatencyTestConfig {
    fn default() -> Self {
        Self {
            test_inference_latency: true,
            test_initialization_latency: true,
            test_model_loading_latency: true,
            test_backend_switching_latency: true,
            latency_thresholds: LatencyThresholds {
                max_inference_ms: 100.0,
                max_initialization_ms: 5000.0,
                max_model_loading_ms: 10000.0,
            },
        }
    }
}

impl Default for ThroughputTestConfig {
    fn default() -> Self {
        Self {
            test_inference_throughput: true,
            test_batch_throughput: true,
            test_concurrent_throughput: true,
            throughput_thresholds: ThroughputThresholds {
                min_inferences_per_second: 10.0,
                min_batch_throughput: 50.0,
                min_concurrent_throughput: 20.0,
            },
        }
    }
}

impl Default for PowerTestConfig {
    fn default() -> Self {
        Self {
            test_power_consumption: true,
            test_battery_impact: true,
            test_thermal_impact: true,
            test_power_optimization: true,
            power_thresholds: PowerThresholds {
                max_power_consumption_mw: 2000.0,
                max_battery_drain_percentage_per_hour: 5.0,
                max_thermal_impact_celsius: 45.0,
            },
        }
    }
}

impl Default for ThermalTestConfig {
    fn default() -> Self {
        Self {
            test_thermal_management: true,
            test_throttling_behavior: true,
            test_thermal_recovery: true,
            thermal_thresholds: ThermalThresholds {
                max_temperature_celsius: 80.0,
                throttling_threshold_celsius: 70.0,
                recovery_threshold_celsius: 60.0,
            },
        }
    }
}

impl Default for LoadTestConfig {
    fn default() -> Self {
        Self {
            test_sustained_load: true,
            test_peak_load: true,
            test_load_distribution: true,
            test_stress_scenarios: true,
            load_parameters: LoadTestParameters {
                concurrent_users: 10,
                requests_per_second: 50.0,
                test_duration_seconds: 300,
                ramp_up_time_seconds: 60,
            },
        }
    }
}

impl Default for FrameworkCompatibilityConfig {
    fn default() -> Self {
        Self {
            test_react_native: true,
            test_flutter: true,
            test_unity: true,
            test_native: true,
            framework_versions: HashMap::new(),
        }
    }
}

impl Default for VersionCompatibilityConfig {
    fn default() -> Self {
        Self {
            test_backward_compatibility: true,
            test_forward_compatibility: true,
            test_version_migration: true,
            version_range: VersionRange {
                min_version: "1.0.0".to_string(),
                max_version: "2.0.0".to_string(),
                include_prereleases: false,
            },
        }
    }
}

impl Default for ModelCompatibilityConfig {
    fn default() -> Self {
        Self {
            test_model_formats: true,
            test_quantization_variants: true,
            test_size_variants: true,
            test_custom_models: true,
            model_parameters: ModelCompatibilityParameters {
                supported_formats: vec![
                    "tflite".to_string(),
                    "onnx".to_string(),
                    "coreml".to_string(),
                ],
                supported_quantizations: vec![
                    "fp32".to_string(),
                    "fp16".to_string(),
                    "int8".to_string(),
                ],
                max_model_size_mb: 500,
                min_model_size_kb: 100,
            },
        }
    }
}

impl Default for ApiCompatibilityConfig {
    fn default() -> Self {
        Self {
            test_api_consistency: true,
            test_parameter_validation: true,
            test_error_handling: true,
            test_return_value_consistency: true,
            api_version_compatibility: VersionRange {
                min_version: "1.0.0".to_string(),
                max_version: "2.0.0".to_string(),
                include_prereleases: false,
            },
        }
    }
}

// Placeholder implementations for supporting structures
impl TestRunner {
    fn new(_config: TestConfiguration) -> Result<Self> {
        Ok(Self {
            config: TestConfiguration::default(),
            executor: TestExecutor,
            scheduler: TestScheduler,
        })
    }
}

impl TestResultCollector {
    fn new() -> Self {
        Self {
            results: Vec::new(),
            metrics: TestMetrics {
                memory_usage_mb: 0.0,
                cpu_usage_percentage: 0.0,
                gpu_usage_percentage: 0.0,
                inference_latency_ms: 0.0,
                throughput_inferences_per_second: 0.0,
                power_consumption_mw: 0.0,
                temperature_celsius: 0.0,
                custom_metrics: HashMap::new(),
            },
            errors: Vec::new(),
        }
    }
}

impl PlatformValidator {
    fn new(_platform: MobilePlatform) -> Result<Self> {
        Ok(Self {
            platform: _platform,
            test_suite: PlatformTestSuite,
            validator: ValidationEngine,
        })
    }
}

impl BackendValidator {
    fn new(_backend: MobileBackend) -> Result<Self> {
        Ok(Self {
            backend: _backend,
            test_suite: BackendTestSuite,
            validator: ValidationEngine,
        })
    }
}

impl CrossPlatformValidator {
    fn new() -> Result<Self> {
        Ok(Self {
            comparison_engine: ComparisonEngine,
            consistency_checker: ConsistencyChecker,
        })
    }
}

impl PerformanceBenchmarker {
    fn new(_config: PerformanceTestingConfig) -> Result<Self> {
        Ok(Self {
            benchmarking_engine: BenchmarkingEngine,
            metrics_collector: MetricsCollector,
        })
    }
}

impl CompatibilityChecker {
    fn new(_config: CompatibilityTestingConfig) -> Result<Self> {
        Ok(Self {
            framework_checker: FrameworkCompatibilityChecker,
            version_checker: VersionCompatibilityChecker,
            model_checker: ModelCompatibilityChecker,
            api_checker: ApiCompatibilityChecker,
        })
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_integration_test_config_creation() {
        let config = IntegrationTestConfig::default();
        assert!(config.enabled);
        assert_eq!(config.test_config.timeout_seconds, 300);
        assert!(config.platform_testing.test_ios);
        assert!(config.backend_testing.test_cpu);
    }

    #[test]
    fn test_test_framework_creation() {
        let config = IntegrationTestConfig::default();
        let framework = MobileIntegrationTestFramework::new(config);
        assert!(framework.is_ok());
    }

    #[test]
    fn test_report_format_serialization() {
        let format = ReportFormat::JSON;
        let serialized = serde_json::to_string(&format).expect("JSON serialization failed");
        let deserialized: ReportFormat =
            serde_json::from_str(&serialized).expect("JSON deserialization failed");
        assert_eq!(format, deserialized);
    }

    #[test]
    fn test_test_result_creation() {
        let result = TestResult {
            test_name: "test_inference".to_string(),
            category: TestCategory::Inference,
            status: TestStatus::Passed,
            duration: Duration::from_millis(150),
            metrics: TestMetrics {
                memory_usage_mb: 128.0,
                cpu_usage_percentage: 45.0,
                gpu_usage_percentage: 0.0,
                inference_latency_ms: 25.0,
                throughput_inferences_per_second: 40.0,
                power_consumption_mw: 500.0,
                temperature_celsius: 35.0,
                custom_metrics: HashMap::new(),
            },
            error_info: None,
            test_config: TestConfiguration::default(),
        };

        assert_eq!(result.test_name, "test_inference");
        assert_eq!(result.status, TestStatus::Passed);
        assert_eq!(result.metrics.memory_usage_mb, 128.0);
    }

    #[test]
    fn test_platform_test_results() {
        let mut platform_results = HashMap::new();
        platform_results.insert(
            MobilePlatform::Ios,
            PlatformTestResults {
                platform: MobilePlatform::Ios,
                test_results: Vec::new(),
                performance_metrics: PlatformPerformanceMetrics {
                    avg_inference_latency_ms: 25.0,
                    avg_memory_usage_mb: 256.0,
                    avg_cpu_usage_percentage: 40.0,
                    avg_power_consumption_mw: 800.0,
                    throughput_inferences_per_second: 35.0,
                    error_rate_percentage: 0.5,
                },
                compatibility_scores: CompatibilityScores {
                    overall_compatibility: 95.0,
                    api_compatibility: 98.0,
                    performance_compatibility: 92.0,
                    behavior_compatibility: 94.0,
                    feature_compatibility: 96.0,
                },
                recommendations: vec!["Optimize memory usage".to_string()],
            },
        );

        assert!(platform_results.contains_key(&MobilePlatform::Ios));
    }

    #[test]
    fn test_error_analysis() {
        let error_analysis = ErrorAnalysis {
            common_errors: vec![CommonError {
                error_type: "MemoryLeak".to_string(),
                frequency: 5,
                platforms_affected: vec![MobilePlatform::Android],
                backends_affected: vec![MobileBackend::NNAPI],
                possible_causes: vec!["Improper cleanup".to_string()],
                recommendations: vec!["Implement proper resource management".to_string()],
            }],
            error_patterns: Vec::new(),
            error_frequency: HashMap::new(),
            error_correlation: HashMap::new(),
            error_trends: Vec::new(),
        };

        assert_eq!(error_analysis.common_errors.len(), 1);
        assert_eq!(error_analysis.common_errors[0].frequency, 5);
    }

    #[test]
    fn test_recommendation_generation() {
        let recommendation = TestRecommendation {
            recommendation_type: RecommendationType::Performance,
            priority: RecommendationPriority::High,
            title: "Optimize inference latency".to_string(),
            description: "Current inference latency exceeds target threshold".to_string(),
            implementation_effort: ImplementationEffort::Medium,
            expected_impact: ExpectedImpact::High,
            platforms_affected: vec![MobilePlatform::Android],
            actions: vec![
                "Enable GPU acceleration".to_string(),
                "Optimize model quantization".to_string(),
            ],
        };

        assert_eq!(
            recommendation.recommendation_type,
            RecommendationType::Performance
        );
        assert_eq!(recommendation.priority, RecommendationPriority::High);
        assert_eq!(recommendation.actions.len(), 2);
    }
}