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# -*- bats -*-
#
# tests of podman commands that require an interactive pty
#
load helpers
###############################################################################
# BEGIN setup/teardown
# Each test runs with its own PTY, managed by socat.
PODMAN_TEST_PTY=$(mktemp -u --tmpdir=${BATS_TMPDIR:-/tmp} podman_pty.XXXXXX)
PODMAN_DUMMY=$(mktemp -u --tmpdir=${BATS_TMPDIR:-/tmp} podman_dummy.XXXXXX)
PODMAN_SOCAT_PID=
function setup() {
basic_setup
# Create a pty. Run under 'timeout' because BATS reaps child processes
# and if we exit before killing socat, bats will hang forever.
timeout 10 socat \
PTY,link=$PODMAN_TEST_PTY,raw,echo=0 \
PTY,link=$PODMAN_DUMMY,raw,echo=0 &
PODMAN_SOCAT_PID=$!
# Wait for pty
retries=5
while [[ ! -e $PODMAN_TEST_PTY ]]; do
retries=$(( retries - 1 ))
if [[ $retries -eq 0 ]]; then
die "Timed out waiting for $PODMAN_TEST_PTY"
fi
sleep 0.5
done
}
function teardown() {
if [[ -n $PODMAN_SOCAT_PID ]]; then
kill $PODMAN_SOCAT_PID
PODMAN_SOCAT_PID=
fi
rm -f $PODMAN_TEST_PTY $PODMAN_DUMMY_PTY
basic_teardown
}
# END setup/teardown
###############################################################################
# BEGIN tests
@test "podman detects correct tty size" {
# Set the pty to a random size. Make rows/columns odd/even, to guarantee
# that they can never be the same
rows=$(( 15 + RANDOM % 60 | 1 ))
cols=$(( 15 + RANDOM % 60 & 126 ))
stty rows $rows cols $cols <$PODMAN_TEST_PTY
# ...and make sure stty under podman reads that.
# FIXME: 'sleep 1' is needed for podman-remote; without it, there's
# a race condition resulting in the following warning:
# WARN[0000] failed to resize TTY: container "xx" in wrong state "stopped"
# (also "created")
run_podman run -it --name mystty $IMAGE sh -c 'sleep 1;stty size' <$PODMAN_TEST_PTY
is "$output" "$rows $cols" "stty under podman reads the correct dimensions"
}
@test "podman load - will not read from tty" {
run_podman 125 load <$PODMAN_TEST_PTY
is "$output" \
"Error: cannot read from terminal. Use command-line redirection" \
"Diagnostic from 'podman load' without redirection or -i"
}
@test "podman run --tty -i failure with no tty" {
run_podman run --tty -i --rm $IMAGE echo hello < /dev/null
is "$output" ".*The input device is not a TTY.*" "-it _without_ a tty"
run_podman run --tty -i --rm $IMAGE echo hello <$PODMAN_TEST_PTY
is "$output" "hello" "-it _with_ a pty"
run_podman run --tty=false -i --rm $IMAGE echo hello < /dev/null
is "$output" "hello" "-tty=false: no warning"
run_podman run --tty -i=false --rm $IMAGE echo hello < /dev/null
is "$output" "hello" "-i=false: no warning"
}
# vim: filetype=sh
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