diff options
| -rw-r--r-- | lib/puppet/parser/functions/flatten.rb | 2 | ||||
| -rwxr-xr-x | spec/unit/puppet/parser/functions/flatten_spec.rb | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/lib/puppet/parser/functions/flatten.rb b/lib/puppet/parser/functions/flatten.rb index 781da78..a1ed183 100644 --- a/lib/puppet/parser/functions/flatten.rb +++ b/lib/puppet/parser/functions/flatten.rb @@ -16,7 +16,7 @@ Would return: ['a','b','c'] ) do |arguments| raise(Puppet::ParseError, "flatten(): Wrong number of arguments " + - "given (#{arguments.size} for 1)") if arguments.size < 1 + "given (#{arguments.size} for 1)") if arguments.size != 1 array = arguments[0] diff --git a/spec/unit/puppet/parser/functions/flatten_spec.rb b/spec/unit/puppet/parser/functions/flatten_spec.rb index d4dfd20..dba7a6b 100755 --- a/spec/unit/puppet/parser/functions/flatten_spec.rb +++ b/spec/unit/puppet/parser/functions/flatten_spec.rb @@ -11,6 +11,10 @@ describe "the flatten function" do lambda { scope.function_flatten([]) }.should( raise_error(Puppet::ParseError)) end + it "should raise a ParseError if there is more than 1 argument" do + lambda { scope.function_flatten([[], []]) }.should( raise_error(Puppet::ParseError)) + end + it "should flatten a complex data structure" do result = scope.function_flatten([["a","b",["c",["d","e"],"f","g"]]]) result.should(eq(["a","b","c","d","e","f","g"])) |