diff options
Diffstat (limited to 'spec/unit/puppet/parser/functions/values_at_spec.rb')
-rw-r--r-- | spec/unit/puppet/parser/functions/values_at_spec.rb | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/spec/unit/puppet/parser/functions/values_at_spec.rb b/spec/unit/puppet/parser/functions/values_at_spec.rb new file mode 100644 index 0000000..08e95a5 --- /dev/null +++ b/spec/unit/puppet/parser/functions/values_at_spec.rb @@ -0,0 +1,38 @@ +#! /usr/bin/env ruby -S rspec +require 'spec_helper' + +describe "the values_at function" do + let(:scope) { PuppetlabsSpec::PuppetInternals.scope } + + it "should exist" do + Puppet::Parser::Functions.function("values_at").should == "function_values_at" + end + + it "should raise a ParseError if there is less than 1 arguments" do + lambda { scope.function_values_at([]) }.should( raise_error(Puppet::ParseError)) + end + + it "should raise a ParseError if you try to use a range where stop is greater then start" do + lambda { scope.function_values_at([['a','b'],["3-1"]]) }.should( raise_error(Puppet::ParseError)) + end + + it "should return a value at from an array" do + result = scope.function_values_at([['a','b','c'],"1"]) + result.should(eq(['b'])) + end + + it "should return a value at from an array when passed a range" do + result = scope.function_values_at([['a','b','c'],"0-1"]) + result.should(eq(['a','b'])) + end + + it "should return chosen values from an array when passed number of indexes" do + result = scope.function_values_at([['a','b','c'],["0","2"]]) + result.should(eq(['a','c'])) + end + + it "should return chosen values from an array when passed ranges and multiple indexes" do + result = scope.function_values_at([['a','b','c','d','e','f','g'],["0","2","4-5"]]) + result.should(eq(['a','c','e','f'])) + end +end |