Add a set of tests for cipher string parsing.

Change-Id: I4f9cdfa443bc5916f1899a7fc90aca2bf3c6027c
Reviewed-on: https://boringssl-review.googlesource.com/1801
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/ssl/CMakeLists.txt b/ssl/CMakeLists.txt
index 3db8607..49f7c3d 100644
--- a/ssl/CMakeLists.txt
+++ b/ssl/CMakeLists.txt
@@ -53,4 +53,4 @@
 	ssl_test.c
 )
 
-target_link_libraries(ssl_test crypto)
+target_link_libraries(ssl_test ssl crypto)