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# frozen_string_literal: true
require 'fast_spec_helper'
RSpec.describe Gitlab::Ci::Config::Interpolation::Config, feature_category: :pipeline_composition do
subject { described_class.new(YAML.safe_load(config)) }
let(:config) do
<<~CFG
test:
spec:
env: $[[ inputs.env ]]
$[[ inputs.key ]]:
name: $[[ inputs.key ]]
script: my-value
CFG
end
describe '.fabricate' do
subject { described_class.fabricate(config) }
context 'when given an Interpolation::Config' do
let(:config) { described_class.new(YAML.safe_load('yaml:')) }
it 'returns the given config' do
is_expected.to be(config)
end
end
context 'when given an unknown object' do
let(:config) { [] }
it 'raises an ArgumentError' do
expect { subject }.to raise_error(ArgumentError, 'unknown interpolation config')
end
end
end
describe '#replace!' do
it 'replaces each of the nodes with a block return value' do
result = subject.replace! { |node| "abc#{node}cde" }
expect(result).to eq({
'abctestcde' => { 'abcspeccde' => { 'abcenvcde' => 'abc$[[ inputs.env ]]cde' } },
'abc$[[ inputs.key ]]cde' => {
'abcnamecde' => 'abc$[[ inputs.key ]]cde',
'abcscriptcde' => 'abcmy-valuecde'
}
})
expect(subject.to_h).to eq({
'$[[ inputs.key ]]' => { 'name' => '$[[ inputs.key ]]', 'script' => 'my-value' },
'test' => { 'spec' => { 'env' => '$[[ inputs.env ]]' } }
})
end
context 'when config size is exceeded' do
before do
stub_const("#{described_class}::MAX_NODES", 7)
end
it 'returns a config size error' do
replaced = 0
subject.replace! { replaced += 1 }
expect(replaced).to eq 4
expect(subject.errors.size).to eq 1
expect(subject.errors.first).to eq 'config too large'
end
end
context 'when node size is exceeded' do
before do
stub_const("#{described_class}::MAX_NODE_SIZE", 1)
end
it 'returns a config size error' do
subject.replace! { |node| "abc#{node}cde" }
expect(subject.errors.size).to eq 1
expect(subject.errors.first).to eq 'config node too large'
end
end
end
end
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