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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Config::Loader::MultiDocYaml, feature_category: :pipeline_composition do
let(:loader) { described_class.new(yml, max_documents: 2) }
describe '#load!' do
context 'when a simple single delimiter is being used' do
let(:yml) do
<<~YAML
spec:
inputs:
env:
---
test:
script: echo "$[[ inputs.env ]]"
YAML
end
it 'returns the loaded YAML with all keys as symbols' do
expect(loader.load!).to contain_exactly(
{ spec: { inputs: { env: nil } } },
{ test: { script: 'echo "$[[ inputs.env ]]"' } }
)
end
end
context 'when the delimiter has a trailing configuration' do
let(:yml) do
<<~YAML
spec:
inputs:
test_input:
--- !test/content
test_job:
script: echo "$[[ inputs.test_input ]]"
YAML
end
it 'returns the loaded YAML with all keys as symbols' do
expect(loader.load!).to contain_exactly(
{ spec: { inputs: { test_input: nil } } },
{ test_job: { script: 'echo "$[[ inputs.test_input ]]"' } }
)
end
end
context 'when the YAML file has a leading delimiter' do
let(:yml) do
<<~YAML
---
spec:
inputs:
test_input:
--- !test/content
test_job:
script: echo "$[[ inputs.test_input ]]"
YAML
end
it 'returns the loaded YAML with all keys as symbols' do
expect(loader.load!).to contain_exactly(
{ spec: { inputs: { test_input: nil } } },
{ test_job: { script: 'echo "$[[ inputs.test_input ]]"' } }
)
end
end
context 'when the delimiter is followed by content on the same line' do
let(:yml) do
<<~YAML
--- a: 1
--- b: 2
YAML
end
it 'loads the content as part of the document' do
expect(loader.load!).to contain_exactly({ a: 1 }, { b: 2 })
end
end
context 'when the delimiter does not have trailing whitespace' do
let(:yml) do
<<~YAML
--- a: 1
---b: 2
YAML
end
it 'is not a valid delimiter' do
expect(loader.load!).to contain_exactly({ :'---b' => 2, a: 1 }) # rubocop:disable Style/HashSyntax
end
end
context 'when the YAML file has whitespace preceding the content' do
let(:yml) do
<<-EOYML
variables:
SUPPORTED: "parsed"
workflow:
rules:
- if: $VAR == "value"
hello:
script: echo world
EOYML
end
it 'loads everything correctly' do
expect(loader.load!).to contain_exactly(
{
variables: { SUPPORTED: 'parsed' },
workflow: { rules: [{ if: '$VAR == "value"' }] },
hello: { script: 'echo world' }
}
)
end
end
context 'when the YAML file is empty' do
let(:yml) { '' }
it 'returns an empty array' do
expect(loader.load!).to be_empty
end
end
context 'when there are more than the maximum number of documents' do
let(:yml) do
<<~YAML
--- a: 1
--- b: 2
--- c: 3
--- d: 4
YAML
end
it 'stops splitting documents after the maximum number' do
expect(loader.load!).to contain_exactly({ a: 1 }, { b: 2 })
end
end
end
describe '#load_raw!' do
let(:yml) do
<<~YAML
spec:
inputs:
test_input:
--- !test/content
test_job:
script: echo "$[[ inputs.test_input ]]"
YAML
end
it 'returns the loaded YAML with all keys as strings' do
expect(loader.load_raw!).to contain_exactly(
{ 'spec' => { 'inputs' => { 'test_input' => nil } } },
{ 'test_job' => { 'script' => 'echo "$[[ inputs.test_input ]]"' } }
)
end
end
describe '#valid?' do
context 'when a document is invalid' do
let(:yml) do
<<~YAML
a: b
---
c
YAML
end
it 'returns false' do
expect(loader).not_to be_valid
end
end
context 'when the number of documents is below the maximum and all documents are valid' do
let(:yml) do
<<~YAML
a: b
---
c: d
YAML
end
it 'returns true' do
expect(loader).to be_valid
end
end
end
end
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