Add QueryRequest tests

Author: inputfalken

tests/Dynatello.Tests/ToQueryRequestTests.cs

@@ -0,0 +1,58 @@
+using System.Globalization;
+using Amazon.DynamoDBv2.DataModel;
+using Amazon.DynamoDBv2.Model;
+using AutoFixture;
+using DynamoDBGenerator.Attributes;
+using Dynatello.Builders;
+using Dynatello.Builders.Types;
+using FluentAssertions;
+
+namespace Dynatello.Tests;
+
+[DynamoDBMarshaller(typeof(Cat), ArgumentType = typeof((Guid Id, double MinimumCuteness)))]
+public partial class ToQueryRequestTests
+{
+    private readonly Fixture _fixture = new();
+
+    public ToQueryRequestTests()
+    {
+        _queryCatWithIdAndMinimumCuteness = CatMarshaller
+            .OnTable("TABLE")
+            .WithKeyConditionExpression((x, y) => $"{x.Id} = {y.Id}")
+            .WithFilterExpression((x, y) => $"{x.Cuteness} > {y.MinimumCuteness}")
+            .ToQueryRequestBuilder();
+    }
+
+    private readonly QueryRequestBuilder<(Guid Id, double MinimumCuteness)> _queryCatWithIdAndMinimumCuteness;
+
+    [Fact]
+    public void Test()
+    {
+        _fixture.CreateMany<(Guid Id, double MinimumCuteness)>(10).Should().AllSatisfy(tuple =>
+        {
+            var request = _queryCatWithIdAndMinimumCuteness.Build(tuple);
+
+            request.TableName.Should().Be("TABLE");
+            request.ExpressionAttributeNames.Should().BeEquivalentTo(new Dictionary<string, string>
+            {
+                { "#Id", nameof(Cat.Id) },
+                { "#Cuteness", nameof(Cat.Cuteness) }
+            });
+
+            request.ExpressionAttributeValues.Should().BeEquivalentTo(new Dictionary<string, AttributeValue>
+            {
+                { ":p1", new AttributeValue { S = tuple.Id.ToString() } },
+                { ":p2", new AttributeValue { N = tuple.MinimumCuteness.ToString(CultureInfo.InvariantCulture) } }
+            });
+
+            request.KeyConditionExpression.Should().Be("#Id = :p1");
+            request.FilterExpression.Should().Be("#Cuteness > :p2");
+        });
+    }
+}
+
+public record Cat(
+    [property: DynamoDBHashKey] Guid Id,
+    [property: DynamoDBRangeKey] Guid HomeId,
+    string Name,
+    double Cuteness);