tests: Migrate convtest util to autotest infrastructure

Change-Id: Ie682abf7e83de436d0f37f9f6e0664cb2f4d0c9e
diff --git a/tests/testsuite.at b/tests/testsuite.at
index 00e6002..c6ca848 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -43,3 +43,9 @@
 cat $abs_srcdir/CommonLibs/VectorTest.ok > expout
 AT_CHECK([$abs_top_builddir/tests/CommonLibs/VectorTest], [], [expout], [])
 AT_CLEANUP
+
+AT_SETUP([convolve_test])
+AT_KEYWORDS([convolve_test])
+cat $abs_srcdir/Transceiver52M/convolve_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/Transceiver52M/convolve_test], [], [expout], [])
+AT_CLEANUP