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Add comprehensive dashboard tests for PostgresDataProvider
Co-authored-by: mo-esmp <[email protected]>
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‎tests/Serilog.Ui.PostgreSqlProvider.Tests/DataProvider/DataProviderDashboardTests.cs‎

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using System;
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using System.Threading.Tasks;
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using FluentAssertions;
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using Postgres.Tests.Util;
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using Serilog.Ui.Core;
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using Serilog.Ui.Core.Models;
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using Xunit;
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namespace Postgres.Tests.DataProvider;
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[Collection(nameof(PostgresTestProvider))]
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[Trait("Integration-Dashboard", "Postgres")]
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public class DataProviderDashboardTests(PostgresTestProvider instance)
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{
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private readonly IDataProvider _provider = instance.GetDataProvider();
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[Fact]
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public async Task FetchDashboardAsync_Should_Return_Dashboard_Model_With_Correct_Structure()
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{
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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dashboard.TotalLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.LogsByLevel.Should().NotBeNull();
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dashboard.TodayLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.TodayErrorLogs.Should().BeGreaterThanOrEqualTo(0);
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}
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[Fact]
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public async Task FetchDashboardAsync_Should_Return_Consistent_Log_Counts()
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{
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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// Today's logs should not exceed total logs
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dashboard.TodayLogs.Should().BeLessThanOrEqualTo(dashboard.TotalLogs);
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// Today's error logs should not exceed today's total logs
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dashboard.TodayErrorLogs.Should().BeLessThanOrEqualTo(dashboard.TodayLogs);
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}
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[Fact]
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public async Task FetchDashboardAsync_Should_Return_Valid_Logs_By_Level_Dictionary()
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{
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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dashboard.LogsByLevel.Should().NotBeNull();
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// Sum of all level counts should not exceed total logs (could be less if data exists from before)
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var sumByLevel = 0;
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foreach (var kvp in dashboard.LogsByLevel)
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{
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kvp.Key.Should().NotBeNullOrEmpty();
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kvp.Value.Should().BeGreaterThanOrEqualTo(0);
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sumByLevel += kvp.Value;
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}
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sumByLevel.Should().BeLessThanOrEqualTo(dashboard.TotalLogs);
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}
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[Fact]
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public async Task FetchDashboardAsync_Should_Handle_Empty_Database()
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{
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// Note: This test assumes the database might be empty or the provider handles empty results gracefully
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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dashboard.TotalLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.LogsByLevel.Should().NotBeNull();
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dashboard.TodayLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.TodayErrorLogs.Should().BeGreaterThanOrEqualTo(0);
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// If total logs is 0, all other counts should also be 0
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if (dashboard.TotalLogs == 0)
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{
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dashboard.TodayLogs.Should().Be(0);
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dashboard.TodayErrorLogs.Should().Be(0);
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dashboard.LogsByLevel.Should().BeEmpty();
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}
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}
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[Fact]
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public async Task FetchDashboardAsync_Should_Return_Dashboard_Model_With_Today_Date_Filter()
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{
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// Arrange
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var today = DateTime.Today;
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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// Today's error logs should be a subset of today's total logs
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dashboard.TodayErrorLogs.Should().BeLessThanOrEqualTo(dashboard.TodayLogs);
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// Today's logs should be a subset of total logs
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dashboard.TodayLogs.Should().BeLessThanOrEqualTo(dashboard.TotalLogs);
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}
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}
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[Collection(nameof(PostgresAdditionalColsTestProvider))]
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[Trait("Integration-Dashboard-AdditionalColumns", "Postgres")]
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public class DataProviderDashboardWithColsTests(PostgresAdditionalColsTestProvider instance)
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{
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private readonly IDataProvider _provider = instance.GetDataProvider();
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[Fact]
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public async Task FetchDashboardAsync_Should_Work_With_Additional_Columns()
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{
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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dashboard.TotalLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.LogsByLevel.Should().NotBeNull();
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dashboard.TodayLogs.Should().BeGreaterThanOrEqualTo(0);
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dashboard.TodayErrorLogs.Should().BeGreaterThanOrEqualTo(0);
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}
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[Fact]
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public async Task FetchDashboardAsync_Should_Return_Consistent_Counts_With_Additional_Columns()
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{
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// Act
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var dashboard = await _provider.FetchDashboardAsync();
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// Assert
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dashboard.Should().NotBeNull();
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// Validate logical relationships between counts
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dashboard.TodayLogs.Should().BeLessThanOrEqualTo(dashboard.TotalLogs);
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dashboard.TodayErrorLogs.Should().BeLessThanOrEqualTo(dashboard.TodayLogs);
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// Validate LogsByLevel structure
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foreach (var kvp in dashboard.LogsByLevel)
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{
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kvp.Key.Should().NotBeNullOrEmpty();
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kvp.Value.Should().BeGreaterThanOrEqualTo(0);
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}
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}
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}

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