Add a note about line filter for a file with multiple test cases

elixir-lang · Mar 20, 2016 · 3f9ea58 · 3f9ea58
1 parent d70b61e
commit 3f9ea58
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/mix/lib/mix/tasks/test.ex b/lib/mix/lib/mix/tasks/test.ex
@@ -103,6 +103,11 @@ defmodule Mix.Tasks.Test do
 
       mix test --only line:12 test/some/particular/file_test.exs
 
+  Note that line filter takes the closest test on or before the given line number.
+  In the case a single file contains more than one test module (test case),
+  line filter applies to every test case before the given line number, thus more
+  than one test might be taken for the run.
+
   ## Configuration
 
     * `:test_paths` - list of paths containing test files, defaults to