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#! /usr/bin/env ruby
require 'spec_helper'
require 'puppet/pops'
require 'puppet/pops/evaluator/evaluator_impl'
# relative to this spec file (./) does not work as this file is loaded by rspec
require File.join(File.dirname(__FILE__), '/evaluator_rspec_helper')
describe 'Puppet::Pops::Evaluator::EvaluatorImpl' do
include EvaluatorRspecHelper
context "When the evaluator performs arithmetic" do
context "on Integers" do
it "2 + 2 == 4" do; evaluate(literal(2) + literal(2)).should == 4 ; end
it "7 - 3 == 4" do; evaluate(literal(7) - literal(3)).should == 4 ; end
it "6 * 3 == 18" do; evaluate(literal(6) * literal(3)).should == 18; end
it "6 / 3 == 2" do; evaluate(literal(6) / literal(3)).should == 2 ; end
it "6 % 3 == 0" do; evaluate(literal(6) % literal(3)).should == 0 ; end
it "10 % 3 == 1" do; evaluate(literal(10) % literal(3)).should == 1; end
it "-(6/3) == -2" do; evaluate(minus(literal(6) / literal(3))).should == -2 ; end
it "-6/3 == -2" do; evaluate(minus(literal(6)) / literal(3)).should == -2 ; end
it "8 >> 1 == 4" do; evaluate(literal(8) >> literal(1)).should == 4 ; end
it "8 << 1 == 16" do; evaluate(literal(8) << literal(1)).should == 16; end
it "8 >> -1 == 16" do; evaluate(literal(8) >> literal(-1)).should == 16 ; end
it "8 << -1 == 4" do; evaluate(literal(8) << literal(-1)).should == 4; end
end
context "on Floats" do
it "2.2 + 2.2 == 4.4" do; evaluate(literal(2.2) + literal(2.2)).should == 4.4 ; end
it "7.7 - 3.3 == 4.4" do; evaluate(literal(7.7) - literal(3.3)).should == 4.4 ; end
it "6.1 * 3.1 == 18.91" do; evaluate(literal(6.1) * literal(3.1)).should == 18.91; end
it "6.6 / 3.3 == 2.0" do; evaluate(literal(6.6) / literal(3.3)).should == 2.0 ; end
it "-(6.0/3.0) == -2.0" do; evaluate(minus(literal(6.0) / literal(3.0))).should == -2.0; end
it "-6.0/3.0 == -2.0" do; evaluate(minus(literal(6.0)) / literal(3.0)).should == -2.0; end
it "6.6 % 3.3 == 0.0" do; expect { evaluate(literal(6.6) % literal(3.3))}.to raise_error(Puppet::ParseError); end
it "10.0 % 3.0 == 1.0" do; expect { evaluate(literal(10.0) % literal(3.0))}.to raise_error(Puppet::ParseError); end
it "3.14 << 2 == error" do; expect { evaluate(literal(3.14) << literal(2))}.to raise_error(Puppet::ParseError); end
it "3.14 >> 2 == error" do; expect { evaluate(literal(3.14) >> literal(2))}.to raise_error(Puppet::ParseError); end
end
context "on strings requiring boxing to Numeric" do
it "'2' + '2' == 4" do
evaluate(literal('2') + literal('2')).should == 4
end
it "'2.2' + '2.2' == 4.4" do
evaluate(literal('2.2') + literal('2.2')).should == 4.4
end
it "'0xF7' + '0x8' == 0xFF" do
evaluate(literal('0xF7') + literal('0x8')).should == 0xFF
end
it "'0367' + '010' == 0xFF" do
evaluate(literal('0367') + literal('010')).should == 0xFF
end
it "'0888' + '010' == error" do
expect { evaluate(literal('0888') + literal('010'))}.to raise_error(Puppet::ParseError)
end
it "'0xWTF' + '010' == error" do
expect { evaluate(literal('0xWTF') + literal('010'))}.to raise_error(Puppet::ParseError)
end
it "'0x12.3' + '010' == error" do
expect { evaluate(literal('0x12.3') + literal('010'))}.to raise_error(Puppet::ParseError)
end
it "'012.3' + '010' == 20.3 (not error, floats can start with 0)" do
evaluate(literal('012.3') + literal('010')).should == 20.3
end
end
end
end
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