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+#!/bin/sh
+#
+# These are not ash tests, we use ash as a way to test lineedit!
+#
+# Copyright 2010 by Denys Vlasenko
+# Licensed under GPL v2, see file LICENSE for details.
+
+. ./testing.sh
+
+# testing "test name" "options" "expected result" "file input" "stdin"
+
+testing "One byte which is not valid unicode char followed by valid input" \
+ "script -q -c 'ash' /dev/null >/dev/null; cat output; rm output" \
+ "\
+00000000 3f 2d 0a |?-.|
+00000003
+" \
+ "" \
+ "echo \xff- | hexdump -C >output; exit; exit; exit; exit\n" \
+
+testing "30 bytes which are not valid unicode chars followed by valid input" \
+ "script -q -c 'ash' /dev/null >/dev/null; cat output; rm output" \
+ "\
+00000000 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f |????????????????|
+00000010 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 2d 0a |??????????????-.|
+00000020
+" \
+ "" \
+ "echo \xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff- | hexdump -C >output; exit; exit; exit; exit\n" \
+
+# Not sure this behavior is perfect: we lose all invalid input which precedes
+# arrow keys and such. In this example, \xff\xff are lost
+testing "2 bytes which are not valid unicode chars followed by left arrow key" \
+ "script -q -c 'ash' /dev/null >/dev/null; cat output; rm output" \
+ "\
+00000000 3d 2d 0a |=-.|
+00000003
+" \
+ "" \
+ "echo =+\xff\xff\x1b\x5b\x44- | hexdump -C >output; exit; exit; exit; exit\n" \
+
+exit $FAILCOUNT