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#!/usr/bin/env rspec
require 'spec_helper'
describe Puppet::Parser::AST::ASTHash do
before :each do
@scope = Puppet::Parser::Scope.new
end
it "should have a merge functionality" do
hash = Puppet::Parser::AST::ASTHash.new(:value => {})
hash.should respond_to(:merge)
end
it "should be able to merge 2 AST hashes" do
hash = Puppet::Parser::AST::ASTHash.new(:value => { "a" => "b" })
hash.merge(Puppet::Parser::AST::ASTHash.new(:value => {"c" => "d"}))
hash.value.should == { "a" => "b", "c" => "d" }
end
it "should be able to merge with a ruby Hash" do
hash = Puppet::Parser::AST::ASTHash.new(:value => { "a" => "b" })
hash.merge({"c" => "d"})
hash.value.should == { "a" => "b", "c" => "d" }
end
it "should evaluate each hash value" do
key1 = stub "key1"
value1 = stub "value1"
key2 = stub "key2"
value2 = stub "value2"
value1.expects(:safeevaluate).with(@scope).returns("b")
value2.expects(:safeevaluate).with(@scope).returns("d")
operator = Puppet::Parser::AST::ASTHash.new(:value => { key1 => value1, key2 => value2})
operator.evaluate(@scope)
end
it "should evaluate the hash keys if they are AST instances" do
key1 = stub "key1"
value1 = stub "value1", :safeevaluate => "one"
key2 = stub "key2"
value2 = stub "value2", :safeevaluate => "two"
key1.expects(:safeevaluate).with(@scope).returns("1")
key2.expects(:safeevaluate).with(@scope).returns("2")
operator = Puppet::Parser::AST::ASTHash.new(:value => { key1 => value1, key2 => value2})
hash = operator.evaluate(@scope)
hash["1"].should == "one"
hash["2"].should == "two"
end
it "should evaluate the hash keys if they are not AST instances" do
key1 = "1"
value1 = stub "value1", :safeevaluate => "one"
key2 = "2"
value2 = stub "value2", :safeevaluate => "two"
operator = Puppet::Parser::AST::ASTHash.new(:value => { key1 => value1, key2 => value2})
hash = operator.evaluate(@scope)
hash["1"].should == "one"
hash["2"].should == "two"
end
it "should return an evaluated hash" do
key1 = stub "key1"
value1 = stub "value1", :safeevaluate => "b"
key2 = stub "key2"
value2 = stub "value2", :safeevaluate => "d"
operator = Puppet::Parser::AST::ASTHash.new(:value => { key1 => value1, key2 => value2})
operator.evaluate(@scope).should == { key1 => "b", key2 => "d" }
end
describe "when being initialized without arguments" do
it "should evaluate to an empty hash" do
hash = Puppet::Parser::AST::ASTHash.new({})
hash.evaluate(@scope).should == {}
end
it "should support merging" do
hash = Puppet::Parser::AST::ASTHash.new({})
hash.merge({"a" => "b"}).should == {"a" => "b"}
end
end
it "should return a valid string with to_s" do
hash = Puppet::Parser::AST::ASTHash.new(:value => { "a" => "b", "c" => "d" })
hash.to_s.should == '{a => b, c => d}'
end
end
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