require 'spec_helper' class MigrationTest include Gitlab::Database end describe Gitlab::Database, lib: true do # These are just simple smoke tests to check if the methods work (regardless # of what they may return). describe '.mysql?' do subject { described_class.mysql? } it { is_expected.to satisfy { |val| val == true || val == false } } end describe '.postgresql?' do subject { described_class.postgresql? } it { is_expected.to satisfy { |val| val == true || val == false } } end describe '.version' do context "on mysql" do it "extracts the version number" do allow(described_class).to receive(:database_version). and_return("5.7.12-standard") expect(described_class.version).to eq '5.7.12-standard' end end context "on postgresql" do it "extracts the version number" do allow(described_class).to receive(:database_version). and_return("PostgreSQL 9.4.4 on x86_64-apple-darwin14.3.0") expect(described_class.version).to eq '9.4.4' end end end describe '#true_value' do it 'returns correct value for PostgreSQL' do expect(described_class).to receive(:postgresql?).and_return(true) expect(MigrationTest.new.true_value).to eq "'t'" end it 'returns correct value for MySQL' do expect(described_class).to receive(:postgresql?).and_return(false) expect(MigrationTest.new.true_value).to eq 1 end end describe '#false_value' do it 'returns correct value for PostgreSQL' do expect(described_class).to receive(:postgresql?).and_return(true) expect(MigrationTest.new.false_value).to eq "'f'" end it 'returns correct value for MySQL' do expect(described_class).to receive(:postgresql?).and_return(false) expect(MigrationTest.new.false_value).to eq 0 end end end