From 7393de98955892a3f32416a65a31852d797da9a6 Mon Sep 17 00:00:00 2001
From: Jeff McCune <jeff@puppetlabs.com>
Date: Wed, 3 Aug 2011 15:51:27 -0700
Subject: (#8678) Add validate_array and validate_string functions

The accounts module is making use of validate_array() and
validate_string() which do not exist int he stdlib module without this
patch.

This patch adds the two functions to the stdlib with unit tests.

Reviewed-by: Dan Bode
---
 .../puppet/parser/functions/validate_array_spec.rb | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 spec/unit/puppet/parser/functions/validate_array_spec.rb

(limited to 'spec/unit/puppet/parser/functions/validate_array_spec.rb')

diff --git a/spec/unit/puppet/parser/functions/validate_array_spec.rb b/spec/unit/puppet/parser/functions/validate_array_spec.rb
new file mode 100644
index 0000000..37ae09d
--- /dev/null
+++ b/spec/unit/puppet/parser/functions/validate_array_spec.rb
@@ -0,0 +1,63 @@
+require 'puppet'
+
+# We don't need this for the basic tests we're doing
+# require 'spec_helper'
+
+# Dan mentioned that Nick recommended the function method call
+# to return the string value for the test description.
+# this will not even try the test if the function cannot be
+# loaded.
+describe Puppet::Parser::Functions.function(:validate_array) do
+
+  # Pulled from Dan's create_resources function
+  def get_scope
+    @topscope = Puppet::Parser::Scope.new
+    # This is necessary so we don't try to use the compiler to discover our parent.
+    @topscope.parent = nil
+    @scope = Puppet::Parser::Scope.new
+    @scope.compiler = Puppet::Parser::Compiler.new(Puppet::Node.new("floppy", :environment => 'production'))
+    @scope.parent = @topscope
+    @compiler = @scope.compiler
+  end
+
+  describe 'when calling validate_array from puppet' do
+
+    %w{ true false }.each do |the_string|
+
+      it "should not compile when #{the_string} is a string" do
+        Puppet[:code] = "validate_array('#{the_string}')"
+        get_scope
+        expect { @scope.compiler.compile }.should raise_error(Puppet::ParseError, /is not an Array/)
+      end
+
+      it "should not compile when #{the_string} is a bare word" do
+        Puppet[:code] = "validate_array(#{the_string})"
+        get_scope
+        expect { @scope.compiler.compile }.should raise_error(Puppet::ParseError, /is not an Array/)
+      end
+
+    end
+
+    it "should compile when multiple array arguments are passed" do
+      Puppet[:code] = <<-'ENDofPUPPETcode'
+        $foo = [ ]
+        $bar = [ 'one', 'two' ]
+        validate_array($foo, $bar)
+      ENDofPUPPETcode
+      get_scope
+      @scope.compiler.compile
+    end
+
+    it "should not compile when an undef variable is passed" do
+      Puppet[:code] = <<-'ENDofPUPPETcode'
+        $foo = undef
+        validate_array($foo)
+      ENDofPUPPETcode
+      get_scope
+      expect { @scope.compiler.compile }.should raise_error(Puppet::ParseError, /is not an Array/)
+    end
+
+  end
+
+end
+
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