Added modules

modules/stdlib/spec/functions/has_key_spec.rb

@@ -0,0 +1,42 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe Puppet::Parser::Functions.function(:has_key) do
+  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+  describe 'when calling has_key from puppet' do
+    it "should not compile when no arguments are passed" do
+      pending("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
+      Puppet[:code] = '$x = has_key()'
+      expect {
+        scope.compiler.compile
+      }.to raise_error(Puppet::ParseError, /wrong number of arguments/)
+    end
+
+    it "should not compile when 1 argument is passed" do
+      pending("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
+      Puppet[:code] = "$x = has_key('foo')"
+      expect {
+        scope.compiler.compile
+      }.to raise_error(Puppet::ParseError, /wrong number of arguments/)
+    end
+
+    it "should require the first value to be a Hash" do
+      pending("Fails on 2.6.x, see bug #15912") if Puppet.version =~ /^2\.6\./
+      Puppet[:code] = "$x = has_key('foo', 'bar')"
+      expect {
+        scope.compiler.compile
+      }.to raise_error(Puppet::ParseError, /expects the first argument to be a hash/)
+    end
+  end
+
+  describe 'when calling the function has_key from a scope instance' do
+    it 'should detect existing keys' do
+      scope.function_has_key([{'one' => 1}, 'one']).should be_true
+    end
+
+    it 'should detect existing keys' do
+      scope.function_has_key([{'one' => 1}, 'two']).should be_false
+    end
+  end
+end