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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Ci::ParseDotenvArtifactService do
let_it_be(:project) { create(:project) }
let_it_be(:pipeline) { create(:ci_pipeline, project: project) }
let(:build) { create(:ci_build, pipeline: pipeline, project: project) }
let(:service) { described_class.new(project, nil) }
describe '#execute' do
subject { service.execute(artifact) }
context 'when build has a dotenv artifact' do
let!(:artifact) { create(:ci_job_artifact, :dotenv, job: build) }
it 'parses the artifact' do
expect(subject[:status]).to eq(:success)
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => 'VAR1'),
hash_including('key' => 'KEY2', 'value' => 'VAR2'))
end
context 'when parse error happens' do
before do
allow(service).to receive(:scan_line!) { raise described_class::ParserError, 'Invalid Format' }
end
it 'returns error' do
expect(Gitlab::ErrorTracking).to receive(:track_exception)
.with(described_class::ParserError, job_id: build.id)
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq('Invalid Format')
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when artifact size is too big' do
before do
allow(artifact.file).to receive(:size) { 10.kilobytes }
end
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq("Dotenv Artifact Too Big. Maximum Allowable Size: #{service.send(:dotenv_size_limit)}")
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when artifact has the specified blob' do
before do
allow(artifact).to receive(:each_blob).and_yield(blob)
end
context 'when a white space trails the key' do
let(:blob) { 'KEY1 =VAR1' }
it 'trims the trailing space' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => 'VAR1'))
end
end
context 'when multiple key/value pairs exist in one line' do
let(:blob) { 'KEY=VARCONTAINING=EQLS' }
it 'parses the dotenv data' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY', 'value' => 'VARCONTAINING=EQLS'))
end
end
context 'when key contains UNICODE' do
let(:blob) { '🛹=skateboard' }
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq("Validation failed: Key can contain only letters, digits and '_'.")
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when value contains UNICODE' do
let(:blob) { 'skateboard=🛹' }
it 'parses the dotenv data' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'skateboard', 'value' => '🛹'))
end
end
context 'when key contains a space' do
let(:blob) { 'K E Y 1=VAR1' }
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq("Validation failed: Key can contain only letters, digits and '_'.")
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when value contains a space' do
let(:blob) { 'KEY1=V A R 1' }
it 'parses the dotenv data' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => 'V A R 1'))
end
end
context 'when value is double quoated' do
let(:blob) { 'KEY1="VAR1"' }
it 'parses the value as-is' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => '"VAR1"'))
end
end
context 'when value is single quoated' do
let(:blob) { "KEY1='VAR1'" }
it 'parses the value as-is' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => "'VAR1'"))
end
end
context 'when value has white spaces in double quote' do
let(:blob) { 'KEY1=" VAR1 "' }
it 'parses the value as-is' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => '" VAR1 "'))
end
end
context 'when key is missing' do
let(:blob) { '=VAR1' }
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to match(/Key can't be blank/)
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when value is missing' do
let(:blob) { 'KEY1=' }
it 'parses the dotenv data' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => ''))
end
end
context 'when it is not dotenv format' do
let(:blob) { "{ 'KEY1': 'VAR1' }" }
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq('Invalid Format')
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when more than limitated variables are specified in dotenv' do
let(:blob) do
StringIO.new.tap do |s|
(service.send(:dotenv_variable_limit) + 1).times do |i|
s << "KEY#{i}=VAR#{i}\n"
end
end.string
end
it 'returns error' do
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq("Dotenv files cannot have more than #{service.send(:dotenv_variable_limit)} variables")
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when variables are cross-referenced in dotenv' do
let(:blob) do
<<~EOS
KEY1=VAR1
KEY2=${KEY1}_Test
EOS
end
it 'does not support variable expansion in dotenv parser' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => 'VAR1'),
hash_including('key' => 'KEY2', 'value' => '${KEY1}_Test'))
end
end
context 'when there is an empty line' do
let(:blob) do
<<~EOS
KEY1=VAR1
KEY2=VAR2
EOS
end
it 'does not support empty line in dotenv parser' do
subject
expect(subject[:status]).to eq(:error)
expect(subject[:message]).to eq('Invalid Format')
expect(subject[:http_status]).to eq(:bad_request)
end
end
context 'when there is a comment' do
let(:blob) do
<<~EOS
KEY1=VAR1 # This is variable
EOS
end
it 'does not support comment in dotenv parser' do
subject
expect(build.job_variables.as_json).to contain_exactly(
hash_including('key' => 'KEY1', 'value' => 'VAR1 # This is variable'))
end
end
end
end
context 'when build does not have a dotenv artifact' do
let!(:artifact) { }
it 'raises an error' do
expect { subject }.to raise_error(ArgumentError)
end
end
end
end
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