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Add serialization roundtrip tests for all Protocol namespace types (#1289)

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Copilot 2026-02-17 12:34:49 -08:00 • committed by GitHub
commit 4cef394ad5
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1 changed files with 3222 additions and 475 deletions
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47
tests/ModelContextProtocol.Tests/Protocol/ToolTests.cs
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@ -91,4 +91,51 @@ public static class ToolTests
Assert.Contains("\"annotations\":", json);
Assert.Contains("\"inputSchema\":", json);
}
[Fact]
public static void ToolInputSchema_HasValidDefaultSchema()
{
var tool = new Tool();
JsonElement jsonElement = tool.InputSchema;
Assert.Equal(JsonValueKind.Object, jsonElement.ValueKind);
Assert.Single(jsonElement.EnumerateObject());
Assert.True(jsonElement.TryGetProperty("type", out JsonElement typeElement));
Assert.Equal(JsonValueKind.String, typeElement.ValueKind);
Assert.Equal("object", typeElement.GetString());
}
[Theory]
[InlineData("null")]
[InlineData("false")]
[InlineData("true")]
[InlineData("3.5e3")]
[InlineData("[]")]
[InlineData("{}")]
[InlineData("""{"properties":{}}""")]
[InlineData("""{"type":"number"}""")]
[InlineData("""{"type":"array"}""")]
[InlineData("""{"type":["object"]}""")]
public static void ToolInputSchema_RejectsInvalidSchemaDocuments(string invalidSchema)
{
using var document = JsonDocument.Parse(invalidSchema);
var tool = new Tool();
Assert.Throws<ArgumentException>(() => tool.InputSchema = document.RootElement);
}
[Theory]
[InlineData("""{"type":"object"}""")]
[InlineData("""{"type":"object", "properties": {}, "required" : [] }""")]
[InlineData("""{"type":"object", "title": "MyAwesomeTool", "description": "It's awesome!", "properties": {}, "required" : ["NotAParam"] }""")]
public static void ToolInputSchema_AcceptsValidSchemaDocuments(string validSchema)
{
using var document = JsonDocument.Parse(validSchema);
Tool tool = new()
{
InputSchema = document.RootElement
};
Assert.True(JsonElement.DeepEquals(document.RootElement, tool.InputSchema));
}
}