import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:network_app/config/theme.dart';

void main() {
  group('AppTheme', () {
    test('light theme uses Material 3', () {
      final theme = AppTheme.light;
      expect(theme.useMaterial3, isTrue);
    });

    test('dark theme uses Material 3', () {
      final theme = AppTheme.dark;
      expect(theme.useMaterial3, isTrue);
    });

    test('light theme has light brightness', () {
      final theme = AppTheme.light;
      expect(theme.colorScheme.brightness, Brightness.light);
    });

    test('dark theme has dark brightness', () {
      final theme = AppTheme.dark;
      expect(theme.colorScheme.brightness, Brightness.dark);
    });

    test('app bar is centered', () {
      final theme = AppTheme.light;
      expect(theme.appBarTheme.centerTitle, isTrue);
    });

    test('app bar has no elevation', () {
      final theme = AppTheme.light;
      expect(theme.appBarTheme.elevation, 0);
    });
  });

  group('Color Constants', () {
    test('primary color is defined', () {
      const primaryColor = Color(0xFF2563EB);
      expect(primaryColor.value, 0xFF2563EB);
    });

    test('primary color is blue', () {
      const primaryColor = Color(0xFF2563EB);
      expect(primaryColor.blue, greaterThan(200));
    });
  });

  group('Input Decoration', () {
    test('inputs are filled', () {
      final theme = AppTheme.light;
      expect(theme.inputDecorationTheme.filled, isTrue);
    });

    test('border radius is 12', () {
      final theme = AppTheme.light;
      final border = theme.inputDecorationTheme.border as OutlineInputBorder?;
      expect(border?.borderRadius, BorderRadius.circular(12));
    });
  });

  group('Button Themes', () {
    test('elevated button has padding', () {
      final theme = AppTheme.light;
      final buttonStyle = theme.elevatedButtonTheme.style;
      expect(buttonStyle, isNotNull);
    });

    test('text button has padding', () {
      final theme = AppTheme.light;
      final buttonStyle = theme.textButtonTheme.style;
      expect(buttonStyle, isNotNull);
    });
  });

  group('Card Theme', () {
    test('cards have no elevation', () {
      final theme = AppTheme.light;
      expect(theme.cardTheme.elevation, 0);
    });

    test('cards have rounded corners', () {
      final theme = AppTheme.light;
      final shape = theme.cardTheme.shape as RoundedRectangleBorder?;
      expect(shape?.borderRadius, BorderRadius.circular(12));
    });
  });
}