diff options
Diffstat (limited to 'puppet/modules/stdlib/spec/functions/flatten_spec.rb')
-rwxr-xr-x | puppet/modules/stdlib/spec/functions/flatten_spec.rb | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/puppet/modules/stdlib/spec/functions/flatten_spec.rb b/puppet/modules/stdlib/spec/functions/flatten_spec.rb new file mode 100755 index 00000000..de8c66d6 --- /dev/null +++ b/puppet/modules/stdlib/spec/functions/flatten_spec.rb @@ -0,0 +1,27 @@ +#! /usr/bin/env ruby -S rspec +require 'spec_helper' + +describe "the flatten function" do + let(:scope) { PuppetlabsSpec::PuppetInternals.scope } + it "should exist" do + expect(Puppet::Parser::Functions.function("flatten")).to eq("function_flatten") + end + + it "should raise a ParseError if there is less than 1 arguments" do + expect { scope.function_flatten([]) }.to( raise_error(Puppet::ParseError)) + end + + it "should raise a ParseError if there is more than 1 argument" do + expect { scope.function_flatten([[], []]) }.to( raise_error(Puppet::ParseError)) + end + + it "should flatten a complex data structure" do + result = scope.function_flatten([["a","b",["c",["d","e"],"f","g"]]]) + expect(result).to(eq(["a","b","c","d","e","f","g"])) + end + + it "should do nothing to a structure that is already flat" do + result = scope.function_flatten([["a","b","c","d"]]) + expect(result).to(eq(["a","b","c","d"])) + end +end |