80 lines
2.0 KiB
Ruby
80 lines
2.0 KiB
Ruby
# frozen_string_literal: true
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require 'fast_spec_helper'
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require 'rspec-parameterized'
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RSpec.describe Gitlab::Ci::Pipeline::Expression::Lexeme::And do
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let(:left) { double('left', evaluate: nil) }
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let(:right) { double('right', evaluate: nil) }
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describe '.build' do
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it 'creates a new instance of the token' do
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expect(described_class.build('&&', left, right)).to be_a(described_class)
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end
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context 'with non-evaluable operands' do
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let(:left) { double('left') }
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let(:right) { double('right') }
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it 'raises an operator error' do
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expect { described_class.build('&&', left, right) }.to raise_error Gitlab::Ci::Pipeline::Expression::Lexeme::Operator::OperatorError
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end
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end
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end
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describe '.type' do
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it 'is an operator' do
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expect(described_class.type).to eq :logical_operator
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end
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end
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describe '.precedence' do
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it 'has a precedence' do
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expect(described_class.precedence).to be_an Integer
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end
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end
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describe '#evaluate' do
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let(:operator) { described_class.new(left, right) }
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subject { operator.evaluate }
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before do
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allow(left).to receive(:evaluate).and_return(left_value)
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allow(right).to receive(:evaluate).and_return(right_value)
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end
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context 'when left and right are truthy' do
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where(:left_value, :right_value) do
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[true, 1, 'a'].permutation(2).to_a
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end
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with_them do
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it { is_expected.to be_truthy }
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it { is_expected.to eq(right_value) }
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end
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end
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context 'when left or right is falsey' do
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where(:left_value, :right_value) do
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[true, false, nil].permutation(2).to_a
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end
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with_them do
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it { is_expected.to be_falsey }
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end
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end
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context 'when left and right are falsey' do
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where(:left_value, :right_value) do
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[false, nil].permutation(2).to_a
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end
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with_them do
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it { is_expected.to be_falsey }
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it { is_expected.to eq(left_value) }
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end
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end
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end
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end
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