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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../../../spec_helper'
describe Puppet::Parser::AST::CaseStatement do
before :each do
@scope = Puppet::Parser::Scope.new()
end
describe "when evaluating" do
before :each do
@test = stub 'test'
@test.stubs(:safeevaluate).with(@scope).returns("value")
@option1 = stub 'option1', :eachopt => nil, :default? => false
@option2 = stub 'option2', :eachopt => nil, :default? => false
@options = stub 'options'
@options.stubs(:each).multiple_yields(@option1, @option2)
@casestmt = Puppet::Parser::AST::CaseStatement.new :test => @test, :options => @options
end
it "should evaluate test" do
@test.expects(:safeevaluate).with(@scope)
@casestmt.evaluate(@scope)
end
it "should downcase the evaluated test value if allowed" do
Puppet.stubs(:[]).with(:casesensitive).returns(false)
value = stub 'test'
@test.stubs(:safeevaluate).with(@scope).returns(value)
value.expects(:downcase)
@casestmt.evaluate(@scope)
end
it "should scan each option" do
@options.expects(:each).multiple_yields(@option1, @option2)
@casestmt.evaluate(@scope)
end
describe "when scanning options" do
before :each do
@opval1 = stub_everything 'opval1'
@option1.stubs(:eachopt).yields(@opval1)
@opval2 = stub_everything 'opval2'
@option2.stubs(:eachopt).yields(@opval2)
end
it "should evaluate each sub-option" do
@option1.expects(:eachopt)
@option2.expects(:eachopt)
@casestmt.evaluate(@scope)
end
it "should evaluate first matching option" do
@opval2.stubs(:evaluate_match).with { |*arg| arg[0] == "value" }.returns(true)
@option2.expects(:safeevaluate).with(@scope)
@casestmt.evaluate(@scope)
end
it "should evaluate_match with sensitive parameter" do
Puppet.stubs(:[]).with(:casesensitive).returns(true)
@opval1.expects(:evaluate_match).with { |*arg| arg[2][:sensitive] == true }
@casestmt.evaluate(@scope)
end
it "should return the first matching evaluated option" do
@opval2.stubs(:evaluate_match).with { |*arg| arg[0] == "value" }.returns(true)
@option2.stubs(:safeevaluate).with(@scope).returns(:result)
@casestmt.evaluate(@scope).should == :result
end
it "should evaluate the default option if none matched" do
@option1.stubs(:default?).returns(true)
@option1.expects(:safeevaluate).with(@scope)
@casestmt.evaluate(@scope)
end
it "should return the default evaluated option if none matched" do
@option1.stubs(:default?).returns(true)
@option1.stubs(:safeevaluate).with(@scope).returns(:result)
@casestmt.evaluate(@scope).should == :result
end
it "should return nil if nothing matched" do
@casestmt.evaluate(@scope).should be_nil
end
it "should match and set scope ephemeral variables" do
@opval1.expects(:evaluate_match).with { |*arg| arg[0] == "value" and arg[1] == @scope }
@casestmt.evaluate(@scope)
end
it "should evaluate this regex option if it matches" do
@opval1.stubs(:evaluate_match).with { |*arg| arg[0] == "value" and arg[1] == @scope }.returns(true)
@option1.expects(:safeevaluate).with(@scope)
@casestmt.evaluate(@scope)
end
it "should return this evaluated regex option if it matches" do
@opval1.stubs(:evaluate_match).with { |*arg| arg[0] == "value" and arg[1] == @scope }.returns(true)
@option1.stubs(:safeevaluate).with(@scope).returns(:result)
@casestmt.evaluate(@scope).should == :result
end
it "should unset scope ephemeral variables after option evaluation" do
@opval1.stubs(:evaluate_match).with { |*arg| arg[0] == "value" and arg[1] == @scope }.returns(true)
@option1.stubs(:safeevaluate).with(@scope).returns(:result)
@scope.expects(:unset_ephemeral_var)
@casestmt.evaluate(@scope)
end
it "should not leak ephemeral variables even if evaluation fails" do
@opval1.stubs(:evaluate_match).with { |*arg| arg[0] == "value" and arg[1] == @scope }.returns(true)
@option1.stubs(:safeevaluate).with(@scope).raises
@scope.expects(:unset_ephemeral_var)
lambda { @casestmt.evaluate(@scope) }.should raise_error
end
end
end
end
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