102 lines
2.4 KiB
Ruby
102 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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require 'fast_spec_helper'
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RSpec.describe Gitlab::Ci::Interpolation::Template, feature_category: :pipeline_composition do
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subject { described_class.new(YAML.safe_load(config), ctx) }
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let(:config) do
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<<~CFG
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test:
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spec:
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env: $[[ inputs.env ]]
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$[[ inputs.key ]]:
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name: $[[ inputs.key ]]
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script: my-value
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CFG
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end
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let(:ctx) do
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{ inputs: { env: 'dev', key: 'abc' } }
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end
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it 'collects interpolation blocks' do
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expect(subject.size).to eq 2
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end
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it 'interpolates the values properly' do
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expect(subject.interpolated).to eq YAML.safe_load <<~RESULT
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test:
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spec:
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env: dev
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abc:
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name: abc
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script: my-value
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RESULT
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end
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context 'when interpolation can not be performed' do
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let(:config) { '$[[ xxx.yyy ]]: abc' }
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it 'does not interpolate the config' do
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expect(subject).not_to be_valid
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expect(subject.interpolated).to be_nil
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end
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end
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context 'when template consists of nested arrays with hashes and values' do
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let(:config) do
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<<~CFG
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test:
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- a-$[[ inputs.key ]]-b
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- c-$[[ inputs.key ]]-d:
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d-$[[ inputs.key ]]-e
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val: 1
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CFG
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end
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it 'performs a valid interpolation' do
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result = { 'test' => ['a-abc-b', { 'c-abc-d' => 'd-abc-e', 'val' => 1 }] }
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expect(subject).to be_valid
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expect(subject.interpolated).to eq result
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end
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end
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context 'when template contains symbols that need interpolation' do
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subject do
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described_class.new({ '$[[ inputs.key ]]'.to_sym => 'cde' }, ctx)
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end
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it 'performs a valid interpolation' do
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expect(subject).to be_valid
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expect(subject.interpolated).to eq({ 'abc' => 'cde' })
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end
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end
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context 'when template is too large' do
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before do
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stub_const('Gitlab::Ci::Interpolation::Config::MAX_NODES', 1)
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end
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it 'returns an error' do
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expect(subject.interpolated).to be_nil
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expect(subject.errors.count).to eq 1
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expect(subject.errors.first).to eq 'config too large'
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end
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end
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context 'when there are too many interpolation blocks' do
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before do
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stub_const("#{described_class}::MAX_BLOCKS", 1)
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end
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it 'returns an error' do
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expect(subject.interpolated).to be_nil
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expect(subject.errors.count).to eq 1
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expect(subject.errors.first).to eq 'too many interpolation blocks'
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end
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end
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end
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