+ def test_tagstring_strips_whitespace
+ trace = build(:trace)
+ trace.tagstring = " zero , one , two "
+ assert_predicate trace, :valid?
+ assert_equal 3, trace.tags.length
+ assert_equal "zero", trace.tags[0].tag
+ assert_equal "one", trace.tags[1].tag
+ assert_equal "two", trace.tags[2].tag
+ assert_equal "zero, one, two", trace.tagstring
+ end
+