fix bug with rendering empty hash

hsume2 · Mar 26, 2011 · fb22b16 · fb22b16
1 parent d56762b
commit fb22b16
Show file tree

Hide file tree

Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/lib/hirb/helpers/table/resizer.rb b/lib/hirb/helpers/table/resizer.rb
@@ -75,8 +75,8 @@ def remaining_width(field)
     end
 
     def sum(arr)
-      arr.inject {|t,e| t += e }
+      arr.inject {|t,e| t += e } || 0
     end
     #:startdoc:
   end
-end
+end
diff --git a/test/table_test.rb b/test/table_test.rb
@@ -54,6 +54,18 @@ def table(*args)
       table([{'a'=>1, 'b'=>2}, {'a'=>3, 'b'=>4}]).should == expected_table
     end
 
+    it "with no keys renders" do
+      expected_table = <<-TABLE.unindent
+      +--+
+      |  |
+      +--+
+      |  |
+      +--+
+      1 row in set
+      TABLE
+      table([{}]).should == expected_table
+    end
+
     it "with array only rows renders" do
       expected_table = <<-TABLE.unindent
       +---+---+