add puppet stdlib

[dsa-puppet.git] / modules / stdlib / spec / unit / puppet / parser / functions / empty_spec.rb

diff --git a/modules/stdlib/spec/unit/puppet/parser/functions/empty_spec.rb b/modules/stdlib/spec/unit/puppet/parser/functions/empty_spec.rb
new file mode 100755 (executable)
index 0000000..cb0021f
--- /dev/null
+++ b/modules/stdlib/spec/unit/puppet/parser/functions/empty_spec.rb
@@ -0,0 +1,31 @@
+#!/usr/bin/env rspec
+require 'spec_helper'
+
+describe "the empty function" do
+  before :all do
+    Puppet::Parser::Functions.autoloader.loadall
+  end
+
+  before :each do
+    @scope = Puppet::Parser::Scope.new
+  end
+
+  it "should exist" do
+    Puppet::Parser::Functions.function("empty").should == "function_empty"
+  end
+
+  it "should raise a ParseError if there is less than 1 arguments" do
+    lambda { @scope.function_empty([]) }.should( raise_error(Puppet::ParseError))
+  end
+
+  it "should return a true for an empty string" do
+    result = @scope.function_empty([''])
+    result.should(eq(true))
+  end
+
+  it "should return a false for a non-empty string" do
+    result = @scope.function_empty(['asdf'])
+    result.should(eq(false))
+  end
+
+end