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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Ci::Config::Yaml::Result, feature_category: :pipeline_composition do
it 'does not have a header when config is a single hash' do
result = described_class.new(config: { a: 1, b: 2 })
expect(result).not_to have_header
end
context 'when config is an array of hashes' do
context 'when first document matches the header schema' do
it 'has a header' do
result = described_class.new(config: [{ spec: { inputs: {} } }, { b: 2 }])
expect(result).to have_header
expect(result.header).to eq({ spec: { inputs: {} } })
expect(result.content).to eq({ b: 2 })
end
end
context 'when first document does not match the header schema' do
it 'does not have header' do
result = described_class.new(config: [{ a: 1 }, { b: 2 }])
expect(result).not_to have_header
expect(result.content).to eq({ a: 1 })
end
end
end
context 'when the first document is undefined' do
it 'does not have header' do
result = described_class.new(config: [nil, { a: 1 }])
expect(result).not_to have_header
expect(result.content).to be_empty
end
end
it 'raises an error when reading a header when there is none' do
result = described_class.new(config: { b: 2 })
expect { result.header }.to raise_error(ArgumentError)
end
it 'stores an error / exception when initialized with it' do
result = described_class.new(error: ArgumentError.new('abc'))
expect(result).not_to be_valid
expect(result.error).to be_a ArgumentError
end
end
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