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require 'spec_helper'
describe "the versioncmp function" do
before :each do
node = Puppet::Node.new('localhost')
compiler = Puppet::Parser::Compiler.new(node)
@scope = Puppet::Parser::Scope.new(compiler)
end
it "should exist" do
expect(Puppet::Parser::Functions.function("versioncmp")).to eq("function_versioncmp")
end
it "should raise an ArgumentError if there is less than 2 arguments" do
expect { @scope.function_versioncmp(["1.2"]) }.to raise_error(ArgumentError)
end
it "should raise an ArgumentError if there is more than 2 arguments" do
expect { @scope.function_versioncmp(["1.2", "2.4.5", "3.5.6"]) }.to raise_error(ArgumentError)
end
it "should call Puppet::Util::Package.versioncmp (included in scope)" do
expect(Puppet::Util::Package).to receive(:versioncmp).with("1.2", "1.3").and_return(-1)
@scope.function_versioncmp(["1.2", "1.3"])
end
end
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