Create 'main' test directory and move 't' and 'r' there

mysql-test/main/perror.test

@@ -0,0 +1,34 @@
+--source include/not_windows.inc
+#
+# Check if the variable MY_PERROR is set
+#
+--require include/have_perror.require
+disable_query_log;
+eval select LENGTH("$MY_PERROR") > 0 as "have_perror";
+enable_query_log;
+
+--exec $MY_PERROR 150 > /dev/null
+--exec $MY_PERROR --silent 120 > /dev/null
+
+#
+# Bug#16561 Unknown ERROR msg "ERROR 1186 (HY000): Binlog closed" by perror
+#
+
+# Test with error code 10000 as it's a common "unknown error"
+# As there is no error code defined for 10000, expect error
+--error 1
+--exec $MY_PERROR 10000 2>&1
+
+#
+# Bug#10143 (Perror not showing error description)
+#
+
+# test reported case
+--exec $MY_PERROR 1062 2>&1
+
+# test errors that contain characters to escape in the text.
+--exec $MY_PERROR 1408 2>&1
+--exec $MY_PERROR 1459 2>&1
+--exec $MY_PERROR 1461 2>&1
+
+