nixpkgs/pkgs/applications/editors/nano/test-with-expect.nix
2022-02-24 21:26:25 +01:00

36 lines
716 B
Nix

{ nano, expect, runCommand, writeScriptBin, runtimeShell }:
let expect-script = writeScriptBin "expect-script" ''
#!${expect}/bin/expect -f
# Load nano
spawn nano file.txt
expect "GNU nano ${nano.version}"
# Add some text to the buffer
send "Hello world!"
expect "Hello world!"
# Send ctrl-x (exit)
send "\030"
expect "Save modified buffer?"
# Answer "yes"
send "y"
expect "File Name to Write"
# Send "return" to accept the file path.
send "\r"
sleep 1
exit
''; in
runCommand "nano-test-expect"
{
nativeBuildInputs = [ nano expect ];
passthru = { inherit expect-script; };
} ''
expect -f ${expect-script}/bin/expect-script
grep "Hello world!" file.txt
touch $out
''