termpty: add debug on CHA + test

src/bin/termptyesc.c

@@ -1686,6 +1686,7 @@ CUF:
         break;
       case 'G': // to column N
         arg = _csi_arg_get(ty, &b);
+        DBG("CHA - Cursor Horizontal Absolute: %d", arg);
         if (arg == -CSI_ARG_ERROR)
           goto error;
         if (arg < 1)

tests/cha.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# fill space with E
+printf '\033[69;1;1;25;80$x'
+
+#set color
+printf '\033[46;31;3m'
+
+printf '\033[3G1'
+printf '\033[G2'
+printf '\033[444444G3'

tests/tests.results

@@ -30,3 +30,4 @@ sgr-leading-trailing-semicolon.sh d7701f1193bde63412a9b969f17e10ec
 sgr-truecolors.sh 9db4becc728bb9f1730f3573dc7fc668
 sgr-long.sh ec0425b1daabaa59096c10939e79b105
 decsclm.sh 1ffcea3bfc4704d9091272dc59cbb311
+cha.sh 04092c42102eb0d71ae700ee47c9ac34