tests: Add client escape test

Add a small testcase for the escape-parsing code.

Change-Id: I2296d1bd0b1a97b46565e56ed867dd39a159baec
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
diff --git a/test/Makefile.am b/test/Makefile.am
index 67c7af1..1ddf5bd 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -11,7 +11,8 @@
 	test-ringbuffer-simple-poll \
 	test-ringbuffer-boundary-poll \
 	test-ringbuffer-poll-force \
-	test-config-parse-logsize
+	test-config-parse-logsize \
+	test-client-escape
 
 EXTRA_DIST = ringbuffer-test-utils.c