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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Ci::Config::Yaml, feature_category: :pipeline_composition do
describe '.load!' do
it 'loads a single-doc YAML file' do
yaml = <<~YAML
image: 'image:1.0'
texts:
nested_key: 'value1'
more_text:
more_nested_key: 'value2'
YAML
config = described_class.load!(yaml)
expect(config).to eq({
image: 'image:1.0',
texts: {
nested_key: 'value1',
more_text: {
more_nested_key: 'value2'
}
}
})
end
it 'loads the first document from a multi-doc YAML file' do
yaml = <<~YAML
spec:
inputs:
test_input:
---
image: 'image:1.0'
texts:
nested_key: 'value1'
more_text:
more_nested_key: 'value2'
YAML
config = described_class.load!(yaml)
expect(config).to eq({
spec: {
inputs: {
test_input: nil
}
}
})
end
context 'when YAML is invalid' do
let(:yaml) { 'some: invalid: syntax' }
it 'raises an error' do
expect { described_class.load!(yaml) }
.to raise_error ::Gitlab::Config::Loader::FormatError, /mapping values are not allowed in this context/
end
end
context 'when ci_multi_doc_yaml is disabled' do
before do
stub_feature_flags(ci_multi_doc_yaml: false)
end
it 'loads a single-doc YAML file' do
yaml = <<~YAML
image: 'image:1.0'
texts:
nested_key: 'value1'
more_text:
more_nested_key: 'value2'
YAML
config = described_class.load!(yaml)
expect(config).to eq({
image: 'image:1.0',
texts: {
nested_key: 'value1',
more_text: {
more_nested_key: 'value2'
}
}
})
end
it 'loads the first document from a multi-doc YAML file' do
yaml = <<~YAML
spec:
inputs:
test_input:
---
image: 'image:1.0'
texts:
nested_key: 'value1'
more_text:
more_nested_key: 'value2'
YAML
config = described_class.load!(yaml)
expect(config).to eq({
spec: {
inputs: {
test_input: nil
}
}
})
end
end
end
describe '.load_result!' do
let_it_be(:project) { create(:project) }
subject(:result) { described_class.load_result!(yaml, project: project) }
context 'when syntax is invalid' do
let(:yaml) { 'some: invalid: syntax' }
it 'returns an invalid result object' do
expect(result).not_to be_valid
expect(result.error).to be_a ::Gitlab::Config::Loader::FormatError
end
end
context 'when the first document is a header' do
context 'with explicit document start marker' do
let(:yaml) do
<<~YAML
---
spec:
---
b: 2
YAML
end
it 'considers the first document as header and the second as content' do
expect(result).to be_valid
expect(result.error).to be_nil
expect(result.header).to eq({ spec: nil })
expect(result.content).to eq({ b: 2 })
end
end
end
context 'when first document is empty' do
let(:yaml) do
<<~YAML
---
---
b: 2
YAML
end
it 'considers the first document as header and the second as content' do
expect(result).not_to have_header
end
end
context 'when first document is an empty hash' do
let(:yaml) do
<<~YAML
{}
---
b: 2
YAML
end
it 'returns second document as a content' do
expect(result).not_to have_header
expect(result.content).to eq({ b: 2 })
end
end
context 'when first an array' do
let(:yaml) do
<<~YAML
---
- a
- b
---
b: 2
YAML
end
it 'considers the first document as header and the second as content' do
expect(result).not_to have_header
end
end
context 'when the first document is not a header' do
let(:yaml) do
<<~YAML
a: 1
---
b: 2
YAML
end
it 'considers the first document as content for backwards compatibility' do
expect(result).to be_valid
expect(result.error).to be_nil
expect(result).not_to have_header
expect(result.content).to eq({ a: 1 })
end
context 'with explicit document start marker' do
let(:yaml) do
<<~YAML
---
a: 1
---
b: 2
YAML
end
it 'considers the first document as content for backwards compatibility' do
expect(result).to be_valid
expect(result.error).to be_nil
expect(result).not_to have_header
expect(result.content).to eq({ a: 1 })
end
end
end
context 'when the first document is not a header and second document is empty' do
let(:yaml) do
<<~YAML
a: 1
---
YAML
end
it 'considers the first document as content' do
expect(result).to be_valid
expect(result.error).to be_nil
expect(result).not_to have_header
expect(result.content).to eq({ a: 1 })
end
context 'with explicit document start marker' do
let(:yaml) do
<<~YAML
---
a: 1
---
YAML
end
it 'considers the first document as content' do
expect(result).to be_valid
expect(result.error).to be_nil
expect(result).not_to have_header
expect(result.content).to eq({ a: 1 })
end
end
end
end
end
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