1 files changed, 25 insertions, 0 deletions
diff --git a/puppet/modules/stdlib/spec/functions/delete_at_spec.rb b/puppet/modules/stdlib/spec/functions/delete_at_spec.rb
new file mode 100755
index 00000000..7c20aec4
--- /dev/null
+++ b/puppet/modules/stdlib/spec/functions/delete_at_spec.rb
@@ -0,0 +1,25 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the delete_at function" do
+  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+  it "should exist" do
+    expect(Puppet::Parser::Functions.function("delete_at")).to eq("function_delete_at")
+  end
+
+  it "should raise a ParseError if there is less than 1 arguments" do
+    expect { scope.function_delete_at([]) }.to( raise_error(Puppet::ParseError))
+  end
+
+  it "should delete an item at specified location from an array" do
+    result = scope.function_delete_at([['a','b','c'],1])
+    expect(result).to(eq(['a','c']))
+  end
+
+  it "should not change origin array passed as argument" do
+    origin_array = ['a','b','c','d']
+    result = scope.function_delete_at([origin_array, 1])
+    expect(origin_array).to(eq(['a','b','c','d']))
+  end
+end