ruby-sdk/test/mcp/tool/input_schema_test.rb
Koichi ITO 122bbd0c6c
Merge pull request #102 from koic/remove_redundant_required_features
Remove redundant `require` statements
2025-08-04 06:22:56 +09:00

98 lines
3.9 KiB
Ruby

# frozen_string_literal: true
require "test_helper"
module MCP
class Tool
class InputSchemaTest < ActiveSupport::TestCase
test "required arguments are converted to symbols" do
input_schema = InputSchema.new(properties: { message: { type: "string" } }, required: ["message"])
assert_equal [:message], input_schema.required
end
test "to_h returns a hash representation of the input schema" do
input_schema = InputSchema.new(properties: { message: { type: "string" } }, required: [:message])
assert_equal(
{ type: "object", properties: { message: { type: "string" } }, required: [:message] },
input_schema.to_h,
)
end
test "missing_required_arguments returns an array of missing required arguments" do
input_schema = InputSchema.new(properties: { message: { type: "string" } }, required: [:message])
assert_equal [:message], input_schema.missing_required_arguments({})
end
test "missing_required_arguments returns an empty array if no required arguments are missing" do
input_schema = InputSchema.new(properties: { message: { type: "string" } }, required: [:message])
assert_empty input_schema.missing_required_arguments({ message: "Hello, world!" })
end
test "valid schema initialization" do
schema = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
assert_equal({ type: "object", properties: { foo: { type: "string" } }, required: [:foo] }, schema.to_h)
end
test "invalid schema raises argument error" do
assert_raises(ArgumentError) do
InputSchema.new(properties: { foo: { type: "invalid_type" } }, required: [:foo])
end
end
test "schema without required arguments is valid" do
assert_nothing_raised do
InputSchema.new(properties: { foo: { type: "string" } })
end
end
test "validate arguments with valid data" do
schema = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
assert_nil(schema.validate_arguments({ foo: "bar" }))
end
test "validate arguments with invalid data" do
schema = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
assert_raises(InputSchema::ValidationError) do
schema.validate_arguments({ foo: 123 })
end
end
test "unexpected errors bubble up from validate_arguments" do
schema = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
JSON::Validator.stub(:fully_validate, ->(*) { raise "unexpected error" }) do
assert_raises(RuntimeError) do
schema.validate_arguments({ foo: "bar" })
end
end
end
test "rejects schemas with $ref references" do
assert_raises(ArgumentError) do
InputSchema.new(properties: { foo: { "$ref" => "#/definitions/bar" } }, required: [:foo])
end
end
test "rejects schemas with symbol $ref references" do
assert_raises(ArgumentError) do
InputSchema.new(properties: { foo: { :$ref => "#/definitions/bar" } }, required: [:foo])
end
end
test "== compares two input schemas with the same properties and required fields" do
schema1 = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
schema2 = InputSchema.new(properties: { foo: { type: "string" } }, required: [:foo])
assert_equal schema1, schema2
schema3 = InputSchema.new(properties: { bar: { type: "string" } }, required: [:bar])
refute_equal schema1, schema3
schema4 = InputSchema.new(properties: { foo: { type: "string" } }, required: [:bar])
refute_equal schema1, schema4
schema5 = InputSchema.new(properties: { bar: { type: "string" } }, required: [:foo])
refute_equal schema1, schema5
end
end
end
end