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-rwxr-xr-xspec/functions/is_array_spec.rb29
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diff --git a/spec/functions/is_array_spec.rb b/spec/functions/is_array_spec.rb
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+++ b/spec/functions/is_array_spec.rb
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+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the is_array function" do
+ let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+ it "should exist" do
+ expect(Puppet::Parser::Functions.function("is_array")).to eq("function_is_array")
+ end
+
+ it "should raise a ParseError if there is less than 1 arguments" do
+ expect { scope.function_is_array([]) }.to( raise_error(Puppet::ParseError))
+ end
+
+ it "should return true if passed an array" do
+ result = scope.function_is_array([[1,2,3]])
+ expect(result).to(eq(true))
+ end
+
+ it "should return false if passed a hash" do
+ result = scope.function_is_array([{'a'=>1}])
+ expect(result).to(eq(false))
+ end
+
+ it "should return false if passed a string" do
+ result = scope.function_is_array(["asdf"])
+ expect(result).to(eq(false))
+ end
+end