[Fix #1379] Fix test highlighting at start of line

Enable test fail/error highlighting for forms at the beginning of a line
with no preceding whitespace.

Author: jeffvalk

CHANGELOG.md

@@ -17,6 +17,7 @@
 * [#1488](https://github.com/clojure-emacs/cider/pull/1488): Delete zombie overlays in the REPL buffer.
 * [#1482](https://github.com/clojure-emacs/cider/issues/1482): Clear nREPL sessions when a connection is closed.
 * [#1435](https://github.com/clojure-emacs/cider/issues/1435): Improve error display is cider-test.
+* [#1379](https://github.com/clojure-emacs/cider/issues/1379): Fix test highlighting at start of line.
 
 ## 0.10.0 / 2015-12-03
 

cider-test.el

@@ -360,8 +360,7 @@ With the actual value, the outermost '(not ...)' s-expression is removed."
         (save-excursion
           (goto-char (point-min))
           (forward-line (1- line))
-          (forward-whitespace 1)
-          (forward-char)
+          (search-forward "(" nil t)
           (let ((beg (point)))
             (forward-sexp)
             (let ((overlay (make-overlay beg (point))))