Simplify capability handling again
This commit is contained in:
Kevin Fischer
parent
8dda58e77c
commit
d7c866efcf
2 changed files with 13 additions and 277 deletions
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@ -1,197 +0,0 @@
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# frozen_string_literal: true
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require "test_helper"
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module MCP
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class Server
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class CapabilitiesTest < ActiveSupport::TestCase
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test "can be initialized with a capabilities hash" do
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capabilities = MCP::Server::Capabilities.new(prompts: {})
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assert_equal({ prompts: {} }, capabilities.to_h)
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end
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test "ignores unknown values in capabilities hash" do
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capabilities = MCP::Server::Capabilities.new(prompts: {}, invalid: :value)
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assert_equal({ prompts: {} }, capabilities.to_h)
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end
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test "support prompts" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_prompts
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assert_operator capabilities.to_h, :key?, :prompts
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end
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test "support resources" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_resources
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assert_operator capabilities.to_h, :key?, :resources
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end
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test "support tools" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_tools
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assert_operator capabilities.to_h, :key?, :tools
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end
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test "support completions" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_completions
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assert_operator capabilities.to_h, :key?, :completions
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assert_empty(capabilities.to_h[:completions])
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end
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test "support logging" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_logging
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assert_operator capabilities.to_h, :key?, :logging
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assert_empty(capabilities.to_h[:logging])
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end
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test "support experimental with custom config" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_experimental({ myFeature: { enabled: true } })
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assert_operator capabilities.to_h, :key?, :experimental
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assert_equal({ myFeature: { enabled: true } }, capabilities.to_h[:experimental])
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end
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test "support prompts list changed" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_prompts_list_changed
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assert_equal({ prompts: { listChanged: true } }, capabilities.to_h)
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end
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test "support resources list changed" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_resources_list_changed
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assert_equal({ resources: { listChanged: true } }, capabilities.to_h)
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end
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test "support resources subscribe" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_resources_subscribe
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assert_equal({ resources: { subscribe: true } }, capabilities.to_h)
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end
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test "support resources with both list changed and subscribe" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_resources_list_changed
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capabilities.support_resources_subscribe
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assert_equal({ resources: { listChanged: true, subscribe: true } }, capabilities.to_h)
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end
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test "support tools list changed" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_tools_list_changed
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assert_equal({ tools: { listChanged: true } }, capabilities.to_h)
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end
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test "initializes with prompts list changed from hash" do
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capabilities = MCP::Server::Capabilities.new(prompts: { listChanged: true })
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assert_equal({ prompts: { listChanged: true } }, capabilities.to_h)
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end
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test "initializes with resources list changed and subscribe from hash" do
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capabilities = MCP::Server::Capabilities.new(resources: { listChanged: true, subscribe: true })
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assert_equal({ resources: { listChanged: true, subscribe: true } }, capabilities.to_h)
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end
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test "initializes with tools list changed from hash" do
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capabilities = MCP::Server::Capabilities.new(tools: { listChanged: true })
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assert_equal({ tools: { listChanged: true } }, capabilities.to_h)
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end
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test "initializes with completions from hash" do
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capabilities = MCP::Server::Capabilities.new(completions: {})
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assert_equal({ completions: {} }, capabilities.to_h)
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end
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test "initializes with logging from hash" do
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capabilities = MCP::Server::Capabilities.new(logging: {})
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assert_equal({ logging: {} }, capabilities.to_h)
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end
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test "initializes with experimental config from hash" do
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capabilities = MCP::Server::Capabilities.new(experimental: { feature1: { enabled: true }, feature2: "config" })
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assert_equal({ experimental: { feature1: { enabled: true }, feature2: "config" } }, capabilities.to_h)
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end
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test "initializes with all capabilities from hash" do
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capabilities = MCP::Server::Capabilities.new(
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completions: {},
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experimental: { customFeature: true },
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logging: {},
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prompts: { listChanged: true },
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resources: { listChanged: true, subscribe: true },
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tools: { listChanged: true },
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)
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expected = {
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completions: {},
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experimental: { customFeature: true },
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logging: {},
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prompts: { listChanged: true },
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resources: { listChanged: true, subscribe: true },
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tools: { listChanged: true },
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}
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assert_equal(expected, capabilities.to_h)
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end
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test "handles nil values in capabilities hash gracefully" do
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capabilities = MCP::Server::Capabilities.new(
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prompts: nil,
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resources: nil,
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tools: nil,
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)
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assert_equal({ prompts: {}, resources: {}, tools: {} }, capabilities.to_h)
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end
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test "to_h returns empty hash when no capabilities are set" do
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capabilities = MCP::Server::Capabilities.new
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assert_empty(capabilities.to_h)
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end
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test "calling support methods multiple times does not duplicate entries" do
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capabilities = MCP::Server::Capabilities.new
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capabilities.support_prompts
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capabilities.support_prompts
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capabilities.support_prompts_list_changed
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assert_equal({ prompts: { listChanged: true } }, capabilities.to_h)
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end
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end
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end
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end
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@ -116,9 +116,9 @@ module MCP
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"result": {
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"protocolVersion": "2024-11-05",
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"capabilities": {
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"prompts": {},
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"resources": {},
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"tools": {},
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"prompts": { listChanged: true },
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"resources": { listChanged: true },
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"tools": { listChanged: true },
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},
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"serverInfo": {
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"name": @server_name,
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@ -778,68 +778,6 @@ module MCP
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assert_equal custom_version, response[:result][:protocolVersion]
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end
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test "has tool capability only if tools or a tools_list_handler is defined" do
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server_with_tools = Server.new(name: "test_server", tools: [@tool])
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assert_includes server_with_tools.capabilities, :tools
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server_with_handler = Server.new(name: "test_server")
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server_with_handler.tools_list_handler do
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[{ name: "test_tool", description: "Test tool" }]
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end
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assert_includes server_with_handler.capabilities, :tools
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server_without_tools = Server.new(name: "test_server")
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refute_includes server_without_tools.capabilities, :tools
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end
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test "has prompt capability only if prompts or a prompts_list_handler is defined" do
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server_with_prompts = Server.new(name: "test_server", prompts: [@prompt])
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assert_includes server_with_prompts.capabilities, :prompts
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server_with_handler = Server.new(name: "test_server")
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server_with_handler.prompts_list_handler do
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[{ name: "test_prompt", description: "Test prompt" }]
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end
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assert_includes server_with_handler.capabilities, :prompts
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server_without_prompts = Server.new(name: "test_server")
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refute_includes server_without_prompts.capabilities, :prompts
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end
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test "has resources capability only if resources, template or custom handler is defined" do
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server_with_resources = Server.new(name: "test_server", resources: [@resource])
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assert_includes server_with_resources.capabilities, :resources
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server_with_resource_template = Server.new(name: "test_server", resource_templates: [@resource_template])
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assert_includes server_with_resource_template.capabilities, :resources
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server_with_resources_list_handler = Server.new(name: "test_server")
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server_with_resources_list_handler.resources_list_handler do
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[{ uri: "test_resource", name: "Test resource", description: "Test resource" }]
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end
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assert_includes server_with_resources_list_handler.capabilities, :resources
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server_with_resources_templates_list_handler = Server.new(name: "test_server")
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server_with_resources_templates_list_handler.resources_templates_list_handler do
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[{ uri_template: "test_resource/{id}", name: "Test resource", description: "Test resource" }]
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end
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assert_includes server_with_resources_templates_list_handler.capabilities, :resources
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server_without_resources = Server.new(name: "test_server")
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refute_includes server_without_resources.capabilities, :resources
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end
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test "tools/call validates arguments against input schema when validate_tool_call_arguments is true" do
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server = Server.new(
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tools: [TestTool],
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