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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe GraphqlHelpers do
include GraphqlHelpers
describe '.graphql_mutation' do
shared_examples 'correct mutation definition' do
it 'returns correct mutation definition' do
query = <<~MUTATION
mutation($updateAlertStatusInput: UpdateAlertStatusInput!) {
updateAlertStatus(input: $updateAlertStatusInput) {
clientMutationId
}
}
MUTATION
variables = %q({"updateAlertStatusInput":{"projectPath":"test/project"}})
is_expected.to eq(GraphqlHelpers::MutationDefinition.new(query, variables))
end
end
context 'when fields argument is passed' do
subject do
graphql_mutation(:update_alert_status, { project_path: 'test/project' }, 'clientMutationId')
end
it_behaves_like 'correct mutation definition'
end
context 'when block is passed' do
subject do
graphql_mutation(:update_alert_status, { project_path: 'test/project' }) do
'clientMutationId'
end
end
it_behaves_like 'correct mutation definition'
end
context 'when both fields and a block are passed' do
subject do
graphql_mutation(:mutation_name, { variable_name: 'variable/value' }, 'fieldName') do
'fieldName'
end
end
it 'raises an ArgumentError' do
expect { subject }.to raise_error(
ArgumentError,
'Please pass either `fields` parameter or a block to `#graphql_mutation`, but not both.'
)
end
end
end
end
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