diff options
Diffstat (limited to 'puppet/modules/stdlib/spec/functions/delete_values_spec.rb')
-rwxr-xr-x | puppet/modules/stdlib/spec/functions/delete_values_spec.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/puppet/modules/stdlib/spec/functions/delete_values_spec.rb b/puppet/modules/stdlib/spec/functions/delete_values_spec.rb new file mode 100755 index 00000000..4f4d411b --- /dev/null +++ b/puppet/modules/stdlib/spec/functions/delete_values_spec.rb @@ -0,0 +1,36 @@ +#! /usr/bin/env ruby -S rspec +require 'spec_helper' + +describe "the delete_values function" do + let(:scope) { PuppetlabsSpec::PuppetInternals.scope } + + it "should exist" do + expect(Puppet::Parser::Functions.function("delete_values")).to eq("function_delete_values") + end + + it "should raise a ParseError if there are fewer than 2 arguments" do + expect { scope.function_delete_values([]) }.to( raise_error(Puppet::ParseError)) + end + + it "should raise a ParseError if there are greater than 2 arguments" do + expect { scope.function_delete_values([[], 'foo', 'bar']) }.to( raise_error(Puppet::ParseError)) + end + + it "should raise a TypeError if the argument is not a hash" do + expect { scope.function_delete_values([1,'bar']) }.to( raise_error(TypeError)) + expect { scope.function_delete_values(['foo','bar']) }.to( raise_error(TypeError)) + expect { scope.function_delete_values([[],'bar']) }.to( raise_error(TypeError)) + end + + it "should delete all instances of a value from a hash" do + result = scope.function_delete_values([{ 'a'=>'A', 'b'=>'B', 'B'=>'C', 'd'=>'B' },'B']) + expect(result).to(eq({ 'a'=>'A', 'B'=>'C' })) + end + + it "should not change origin hash passed as argument" do + origin_hash = { 'a' => 1, 'b' => 2, 'c' => 3 } + result = scope.function_delete_values([origin_hash, 2]) + expect(origin_hash).to(eq({ 'a' => 1, 'b' => 2, 'c' => 3 })) + end + +end |