135 lines
3.8 KiB
Ruby
135 lines
3.8 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe ExpandVariables do
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describe '#expand' do
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context 'table tests' do
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using RSpec::Parameterized::TableSyntax
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where do
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{
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"no expansion": {
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value: 'key',
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result: 'key',
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variables: []
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},
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"missing variable": {
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value: 'key$variable',
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result: 'key',
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variables: []
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},
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"simple expansion": {
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value: 'key$variable',
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result: 'keyvalue',
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variables: [
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{ key: 'variable', value: 'value' }
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]
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},
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"simple with hash of variables": {
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value: 'key$variable',
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result: 'keyvalue',
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variables: {
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'variable' => 'value'
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}
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},
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"complex expansion": {
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value: 'key${variable}',
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result: 'keyvalue',
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variables: [
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{ key: 'variable', value: 'value' }
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]
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},
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"simple expansions": {
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value: 'key$variable$variable2',
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result: 'keyvalueresult',
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variables: [
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{ key: 'variable', value: 'value' },
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{ key: 'variable2', value: 'result' }
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]
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},
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"complex expansions": {
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value: 'key${variable}${variable2}',
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result: 'keyvalueresult',
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variables: [
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{ key: 'variable', value: 'value' },
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{ key: 'variable2', value: 'result' }
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]
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},
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"complex expansions with missing variable": {
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value: 'key${variable}${variable2}',
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result: 'keyvalue',
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variables: [
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{ key: 'variable', value: 'value' }
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]
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},
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"out-of-order expansion": {
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value: 'key$variable2$variable',
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result: 'keyresultvalue',
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variables: [
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{ key: 'variable', value: 'value' },
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{ key: 'variable2', value: 'result' }
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]
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},
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"out-of-order complex expansion": {
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value: 'key${variable2}${variable}',
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result: 'keyresultvalue',
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variables: [
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{ key: 'variable', value: 'value' },
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{ key: 'variable2', value: 'result' }
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]
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},
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"review-apps expansion": {
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value: 'review/$CI_COMMIT_REF_NAME',
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result: 'review/feature/add-review-apps',
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variables: [
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{ key: 'CI_COMMIT_REF_NAME', value: 'feature/add-review-apps' }
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]
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},
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"do not lazily access variables when no expansion": {
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value: 'key',
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result: 'key',
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variables: -> { raise NotImplementedError }
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},
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"lazily access variables": {
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value: 'key$variable',
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result: 'keyvalue',
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variables: -> { [{ key: 'variable', value: 'value' }] }
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}
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}
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end
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with_them do
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subject { ExpandVariables.expand(value, variables) }
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it { is_expected.to eq(result) }
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end
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end
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context 'lazily inits variables' do
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let(:variables) { -> { [{ key: 'variable', value: 'result' }] } }
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subject { described_class.expand(value, variables) }
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context 'when expanding variable' do
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let(:value) { 'key$variable$variable2' }
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it 'calls block at most once' do
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expect(variables).to receive(:call).once.and_call_original
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is_expected.to eq('keyresult')
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end
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end
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context 'when no expansion is needed' do
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let(:value) { 'key' }
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it 'does not call block' do
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expect(variables).not_to receive(:call)
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is_expected.to eq('key')
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end
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end
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end
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end
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end
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