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# 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) { '<h1 data-sourcepos="1:1-1:11" dir="auto">Markdown!</h1>' }
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
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