public async Task IsSubcategoryExistingByIdAndName_WithOtherSubcategoryIdAndNonExistingSubcategoryName_ShouldReturnFalse()
        {
            // Arrange
            FitStoreDbContext database = this.Database;

            DatabaseHelper.SeedData(database);

            ISubcategoryService subcategoryService = new SubcategoryService(database);

            // Act
            bool result = await subcategoryService.IsSubcategoryExistingByIdAndName(firstSubcategoryId, nonExistingSubcategoryName);

            // Assert
            result.Should().Be(false);
        }
        public async Task IsSubcategoryExistingByIdAndName_WithSubcategoryIdAndSubcategoryName_ShouldReturnTrue()
        {
            // Arrange
            FitStoreDbContext database = this.Database;

            DatabaseHelper.SeedData(database);

            ISubcategoryService subcategoryService = new SubcategoryService(database);

            // Act
            bool result = await subcategoryService.IsSubcategoryExistingByIdAndName(secondSubcategoryId, subcategoryName);

            // Assert
            result.Should().Be(true);
        }