fix RI at the top of the screen

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/escape.rs b/tests/escape.rs
index 0ad92ed..88c926a 100644
--- a/tests/escape.rs
+++ b/tests/escape.rs
@@ -15,6 +15,12 @@ fn ri() {
     let mut parser = vt100::Parser::new(24, 80);
     parser.process(b"foo\nbar\x1bMbaz");
     assert_eq!(parser.screen().contents(), "foo   baz\n   bar");
+
+    parser.process(b"\x1bc1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9\r\n10\r\n11\r\n12\r\n13\r\n14\r\n15\r\n16\r\n17\r\n18\r\n19\r\n20\r\n21\r\n22\r\n23\r\n24");
+    assert_eq!(parser.screen().contents(), "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20\n21\n22\n23\n24");
+
+    parser.process(b"\x1b[H\x1bM");
+    assert_eq!(parser.screen().contents(), "\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20\n21\n22\n23");
 }
 
 #[test]