util/test-inject-keys.sh

#!/bin/bash
#
# Copyright 2016 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# Regression test for inject-keys.py.  Works by creating a "fake" ectool
# and comparing expected ectool commands with expected ones.

TMPX=/tmp/inject-key-test$$_x
TMPY=/tmp/inject-key-test$$_y

cleanup() {
  rm -f ./ectool $TMPX $TMPY
}

fail() {
  echo $*
  exit 1
}

trap cleanup SIGINT

PATH=.:$PATH

if [ -e ectool ]; then
  if [ "$(echo $(cat ectool))" != '#! /bin/bash echo $*' ]; then
    echo "./ectool exists, please remove it to run this script"
    exit 1
  fi
fi

echo "#! /bin/bash" > ectool
echo 'echo $*' >> ectool
chmod a+x ectool

# tests that should fail

# bad args
./inject-keys.py        >& /dev/null && fail "undetected zero args"
./inject-keys.py -k     >& /dev/null && fail "undetected mismatched args (1)"
./inject-keys.py -k a b >& /dev/null && fail "undetected mismatched args (2)"
./inject-keys.py -z a   >& /dev/null && fail "undetected bad flag"

# bad key
./inject-keys.py -p foobar >& /dev/null && fail "undetected bad key"

# tests that should succeed with the expected output

# simple string
./inject-keys.py -s abcd > $TMPX

cat > $TMPY <<EOF
kbpress 4 1 1
kbpress 4 1 0
kbpress 0 3 1
kbpress 0 3 0
kbpress 5 2 1
kbpress 5 2 0
kbpress 4 2 1
kbpress 4 2 0
EOF

cmp $TMPX $TMPY || fail $TMPX and $TMPY differ

# string with shifted characters
./inject-keys.py -s A@%Bx > $TMPX

cat > $TMPY <<EOF
kbpress 5 7 1
kbpress 4 1 1
kbpress 4 1 0
kbpress 5 7 0
kbpress 5 7 1
kbpress 6 4 1
kbpress 6 4 0
kbpress 5 7 0
kbpress 5 7 1
kbpress 3 3 1
kbpress 3 3 0
kbpress 5 7 0
kbpress 5 7 1
kbpress 0 3 1
kbpress 0 3 0
kbpress 5 7 0
kbpress 5 4 1
kbpress 5 4 0
EOF

cmp $TMPX $TMPY || fail $TMPX and $TMPY differ

# keystroke injection
./inject-keys.py -k enter > $TMPX

cat > $TMPY <<EOF
kbpress 4 11 1
kbpress 4 11 0
EOF

cmp $TMPX $TMPY || fail $TMPX and $TMPY differ

# key event injection
./inject-keys.py -p enter > $TMPX

cat > $TMPY <<EOF
kbpress 4 11 1
EOF

cmp $TMPX $TMPY || fail $TMPX and $TMPY differ

cleanup