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VisaApiTests/Tests/Application/Validation/Applicants/PlaceOfWorkModelValidatorTests.cs

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+using System.Text;
+using ApplicationLayer.Services.Applicants.Models;
+using ApplicationLayer.Services.Applicants.Models.Validation;
+using Domains;
+using FluentAssertions;
+using FluentValidation;
+using VisaApi.Fakers.Applicants.Requests;
+using Xunit;
+
+namespace VisaApi.Tests.Application.Validation.Applicants;
+
+public class PlaceOfWorkModelValidatorTests
+{
+    private readonly static IValidator<PlaceOfWorkModel> validator = new PlaceOfWorkModelValidator();
+    private readonly static PlaceOfWorkModelFaker faker = new();
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty phone num
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyPhoneNumShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.PhoneNum = string.Empty;
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.PhoneNum))
+            .Should().NotBeEmpty();
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for long phone num
+    /// </summary>
+    [Fact]
+    private async Task ValidateForLongPhoneNumShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('8', ConfigurationConstraints.PhoneNumberLength + 1);
+        model.PhoneNum = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.PhoneNum))
+            .Should().NotBeEmpty();
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for short phone num
+    /// </summary>
+    [Fact]
+    private async Task ValidateForShortPhoneNumShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('8', ConfigurationConstraints.PhoneNumberMinLength - 1);
+        model.PhoneNum = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.PhoneNum))
+            .Should()
+            .HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid phone num
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidPhoneNumShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('a', ConfigurationConstraints.PhoneNumberMinLength);
+        model.PhoneNum = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.PhoneNum))
+            .Should()
+            .HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should throw exception for null address
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyAddressShouldThrow()
+    {
+        var model = faker.Generate();
+        model.Address = null!;
+        NullReferenceException? result = null;
+
+        try
+        {
+            await validator.ValidateAsync(model);
+        }
+        catch (Exception e)
+        {
+            result = e as NullReferenceException;
+        }
+
+        result.Should().NotBeNull();
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty Country
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyCountryShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Country = "";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Country")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for too long Country
+    /// </summary>
+    [Fact]
+    private async Task ValidateForLongCountryShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('a', ConfigurationConstraints.CountryNameLength + 1);
+        model.Address.Country = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Country")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid Country
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidCountryShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Country = "|&%";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Country")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty City
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyCityShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.City = "";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.City")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for too long city
+    /// </summary>
+    [Fact]
+    private async Task ValidateForLongCityShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('a', ConfigurationConstraints.CityNameLength + 1);
+        model.Address.City = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.City")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid city
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidCityShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.City = "|&%";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.City")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty street
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyStreetShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Street = "";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Street")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for too long street
+    /// </summary>
+    [Fact]
+    private async Task ValidateForLongStreetShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('a', ConfigurationConstraints.StreetNameLength + 1);
+        model.Address.Street = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Street")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid street
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidStreetShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Street = "|&%";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Street")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty building        /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyBuildingShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Building = "";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Building")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for too long building
+    /// </summary>
+    [Fact]
+    private async Task ValidateForLongBuildingShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('a', ConfigurationConstraints.BuildingNumberLength + 1);
+        model.Address.Building = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Building")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid building
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidBuildingShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Address.Building = "|&%";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == "Address.Building")
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for empty name
+    /// </summary>
+    [Fact]
+    private async Task ValidateForEmptyNameShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Name = "";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.Name))
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for too long name
+    /// </summary>
+    [Fact]
+    private async Task ValidateForTooLongNameShouldReturnError()
+    {
+        var model = faker.Generate();
+        var stringBuilder = new StringBuilder();
+        stringBuilder.Append('g', ConfigurationConstraints.PlaceOfWorkNameLength + 1);
+        model.Name = stringBuilder.ToString();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.Name))
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return error for not valid name
+    /// </summary>
+    [Fact]
+    private async Task ValidateForNotValidNameShouldReturnError()
+    {
+        var model = faker.Generate();
+        model.Name = "@$%&|";
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Where(error => error.PropertyName == nameof(model.Name))
+            .Should().HaveCount(1);
+    }
+
+    /// <summary>
+    /// Test for <see cref="PlaceOfWorkModel"/> validator that should return no errors for valid model
+    /// </summary>
+    [Fact]
+    private async Task ValidateForValidShouldReturnNoErrors()
+    {
+        var model = faker.Generate();
+
+        var result = await validator.ValidateAsync(model);
+
+        result.Errors.Should().BeEmpty();
+    }
+}