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Support icons parameter

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This PR adds support for the optional `icons` parameter in prompt, resource,
resource template, and server info.

The specifications for `icons` are as follows.
https://modelcontextprotocol.io/specification/2025-11-25/schema#icon

Resolves https://github.com/modelcontextprotocol/ruby-sdk/issues/127.
This commit is contained in:
Koichi ITO 2025-12-30 05:35:22 +09:00
commit 028c5f3291
1 changed files with 139 additions and 15 deletions
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5
test/mcp/prompt_test.rb
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@ -6,6 +6,7 @@ module MCP
class PromptTest < ActiveSupport::TestCase
class TestPrompt < Prompt
description "Test prompt"
icons [{ mimeType: "image/png", sizes: ["48x48", "96x96"], src: "https://example.com", theme: "light" }]
arguments [
Prompt::Argument.new(name: "test_argument", description: "Test argument", required: true),
]
@ -43,6 +44,7 @@ module MCP
class MockPrompt < Prompt
prompt_name "my_mock_prompt"
description "a mock prompt for testing"
icons [{ mimeType: "image/png", sizes: ["48x48", "96x96"], src: "https://example.com", theme: "light" }]
arguments [
Prompt::Argument.new(name: "test_argument", description: "Test argument", required: true),
]
@ -64,6 +66,7 @@ module MCP
assert_equal "my_mock_prompt", prompt.name_value
assert_equal "a mock prompt for testing", prompt.description
assert_equal([{ mimeType: "image/png", sizes: ["48x48", "96x96"], src: "https://example.com", theme: "light" }], prompt.icons)
assert_equal "test_argument", prompt.arguments.first.name
assert_equal "Test argument", prompt.arguments.first.description
assert prompt.arguments.first.required
@ -112,6 +115,7 @@ module MCP
name: "mock_prompt",
title: "Mock Prompt",
description: "a mock prompt for testing",
icons: [{ mimeType: "image/png", sizes: ["48x48", "96x96"], src: "https://example.com", theme: "light" }],
arguments: [
Prompt::Argument.new(
name: "test_argument",
@ -135,6 +139,7 @@ module MCP
assert_equal "mock_prompt", prompt.name_value
assert_equal "a mock prompt for testing", prompt.description
assert_equal([{ mimeType: "image/png", sizes: ["48x48", "96x96"], src: "https://example.com", theme: "light" }], prompt.icons)
assert_equal "test_argument", prompt.arguments.first.name
assert_equal "Test argument title", prompt.arguments.first.title
assert_equal "This is a test argument description", prompt.arguments.first.description