# frozen_string_literal: true require 'spec_helper' describe Gitlab::Graphql::MarkdownField do describe '.markdown_field' do it 'creates the field with some default attributes' do field = class_with_markdown_field(:test_html, null: true, method: :hello).fields['testHtml'] expect(field.name).to eq('testHtml') expect(field.description).to eq('The GitLab Flavored Markdown rendering of `hello`') expect(field.type).to eq(GraphQL::STRING_TYPE) expect(field.to_graphql.complexity).to eq(5) end context 'developer warnings' do let(:expected_error) { /Only `method` is allowed to specify the markdown field/ } it 'raises when passing a resolver' do expect { class_with_markdown_field(:test_html, null: true, resolver: 'not really') } .to raise_error(expected_error) end it 'raises when passing a resolve block' do expect { class_with_markdown_field(:test_html, null: true, resolve: -> (_, _, _) { 'not really' } ) } .to raise_error(expected_error) end end context 'resolving markdown' do let(:note) { build(:note, note: '# Markdown!') } let(:thing_with_markdown) { double('markdown thing', object: note) } let(:expected_markdown) { '

Markdown!

' } let(:query_type) { GraphQL::ObjectType.new } let(:schema) { GraphQL::Schema.define(query: query_type, mutation: nil)} let(:context) { GraphQL::Query::Context.new(query: OpenStruct.new(schema: schema), values: nil, object: nil) } it 'renders markdown from the same property as the field name without the `_html` suffix' do field = class_with_markdown_field(:note_html, null: false).fields['noteHtml'] expect(field.to_graphql.resolve(thing_with_markdown, {}, context)).to eq(expected_markdown) end it 'renders markdown from a specific property when a `method` argument is passed' do field = class_with_markdown_field(:test_html, null: false, method: :note).fields['testHtml'] expect(field.to_graphql.resolve(thing_with_markdown, {}, context)).to eq(expected_markdown) end end end def class_with_markdown_field(name, **args) Class.new(GraphQL::Schema::Object) do prepend Gitlab::Graphql::MarkdownField markdown_field name, **args end end end