Add test cases for property nullability information

Shane32 · Nov 4, 2021 · 2c72691 · 2c72691
1 parent 2ad401e
commit 2c72691
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Showing 7 changed files with 678 additions and 539 deletions.
diff --git a/src/Tests/DIObjectGraphTypeTests/Nullable.cs b/src/Tests/DIObjectGraphTypeTests/Nullable.cs
diff --git a/src/Tests/NullableTests/ArgumentTests.cs b/src/Tests/NullableTests/ArgumentTests.cs
@@ -0,0 +1,99 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using GraphQL.DI;
+using Shouldly;
+using Xunit;
+
+namespace NullableTests
+{
+    public class ArgumentTests
+    {
+        [Theory]
+        [InlineData(typeof(NullableClass9), "Field1", "arg1", typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass9), "Field1", "arg2", typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass10), "Field1", "arg1", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass10), "Field1", "arg2", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass11), "Field2", "arg1", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass11), "Field2", "arg2", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg1", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg2", typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg3", typeof(int), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg4", typeof(int), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg5", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg6", typeof(IEnumerable<string>), Nullability.NonNullable, typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg7", typeof(IEnumerable<string>), Nullability.NonNullable, typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg8", typeof(IEnumerable<string>), Nullability.Nullable, typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg9", typeof(IEnumerable<string>), Nullability.Nullable, typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg1", typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg2", typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg3", typeof(int), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg4", typeof(int), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg5", typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg6", typeof(IEnumerable<string>), Nullability.NonNullable, typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg7", typeof(IEnumerable<string>), Nullability.NonNullable, typeof(string), Nullability.Nullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg8", typeof(IEnumerable<string>), Nullability.Nullable, typeof(string), Nullability.NonNullable)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg9", typeof(IEnumerable<string>), Nullability.Nullable, typeof(string), Nullability.Nullable)]
+        public void Argument(Type type, string methodName, string argumentName, Type expectedType, Nullability expectedNullability, Type expectedType2 = null, Nullability? expectedNullability2 = null)
+        {
+            var method = type.GetMethod(methodName);
+            var argument = method.GetParameters().Single(x => x.Name == argumentName);
+            var actual = argument.GetNullabilityInformation().ToList();
+            actual.Count.ShouldBe(expectedType2 == null ? 1 : 2);
+            actual[0].Type.ShouldBe(expectedType);
+            actual[0].Nullable.ShouldBe(expectedNullability);
+            if (expectedType2 != null) {
+                actual[1].Type.ShouldBe(expectedType2);
+                actual[1].Nullable.ShouldBe(expectedNullability2.Value);
+            }
+        }
+
+        [Theory]
+        [InlineData(typeof(NullableClass9), "Field1", "arg1", typeof(string), true)]
+        [InlineData(typeof(NullableClass9), "Field1", "arg2", typeof(string), true)]
+        [InlineData(typeof(NullableClass10), "Field1", "arg1", typeof(string), false)]
+        [InlineData(typeof(NullableClass10), "Field1", "arg2", typeof(string), false)]
+        [InlineData(typeof(NullableClass11), "Field2", "arg1", typeof(string), false)]
+        [InlineData(typeof(NullableClass11), "Field2", "arg2", typeof(string), false)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg1", typeof(string), false)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg2", typeof(string), true)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg3", typeof(int), false)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg4", typeof(int), true)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg5", typeof(string), false, false, false, true)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg6", typeof(string), false, true, false)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg7", typeof(string), true, true, false)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg8", typeof(string), false, true, true)]
+        [InlineData(typeof(NullableClass13), "Field2", "arg9", typeof(string), true, true, true)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg1", typeof(string), true)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg2", typeof(string), false)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg3", typeof(int), false)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg4", typeof(int), true)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg5", typeof(string), true, false, false, false)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg6", typeof(string), false, true, false)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg7", typeof(string), true, true, false)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg8", typeof(string), false, true, true)]
+        [InlineData(typeof(NullableClass14), "Field2", "arg9", typeof(string), true, true, true)]
+        [InlineData(typeof(NullableClass19), "Field18", "arg1", typeof(string), true)]
+        [InlineData(typeof(NullableClass19), "Field18", "arg2", typeof(string), false, true, true)]
+        [InlineData(typeof(NullableClass19), "Field18", "arg3", typeof(object), true)]
+        [InlineData(typeof(NullableClass19), "Field18", "arg4", typeof(object), false, true, true)]
+        public void Argument_GetTypeInformation(Type type, string methodName, string argumentName, Type expectedType, bool isNullable = false, bool isList = false, bool isNullableList = false, bool? isNullableAfterAttributes = null, bool? isNullableListAfterAttributes = null)
+        {
+            var method = type.GetMethod(methodName);
+            var argument = method.GetParameters().Single(x => x.Name == argumentName);
+            var actual = TestGraphType.Instance.GetTypeInformation(argument, true);
+            actual.ParameterInfo.ShouldBe(argument);
+            actual.MemberInfo.ShouldBe(argument.Member);
+            actual.IsInputType.ShouldBeTrue();
+            actual.GraphType.ShouldBeNull();
+            actual.Type.ShouldBe(expectedType);
+            actual.IsNullable.ShouldBe(isNullable);
+            actual.IsList.ShouldBe(isList);
+            actual.ListIsNullable.ShouldBe(isNullableList);
+            actual = TestGraphType.Instance.ApplyAttributes(actual);
+            actual.IsNullable.ShouldBe(isNullableAfterAttributes ?? isNullable);
+            actual.ListIsNullable.ShouldBe(isNullableListAfterAttributes ?? isNullableList);
+        }
+    }
+}