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#!/usr/bin/env python3
from pexpect_helper import SpawnedProc
sp = SpawnedProc()
send, sendline, sleep, expect_prompt, expect_re, expect_str = (
sp.send,
sp.sendline,
sp.sleep,
sp.expect_prompt,
sp.expect_re,
sp.expect_str,
)
def expect_read_prompt():
expect_re(r"\r\n?read> .*$")
def expect_marker(text):
expect_prompt("\r\n.*@MARKER:" + str(text) + "@\\r\\n")
def print_var_contents(varname, expected):
sendline("echo $" + varname)
expect_prompt(expected)
expect_prompt()
# read
sendline("read")
expect_read_prompt()
sendline("text")
expect_prompt()
sendline("read foo")
expect_read_prompt()
sendline("text")
expect_prompt()
print_var_contents("foo", "text")
sendline("read foo")
expect_read_prompt()
sendline("again\r_marker 1")
expect_prompt()
expect_marker(1)
print_var_contents("foo", "again")
sendline("read foo")
expect_read_prompt()
sendline("bar\r_marker 2")
expect_prompt()
expect_marker(2)
print_var_contents("foo", "bar")
# read -c (see #8633)
sendline(r"read -c init_text somevar && echo $somevar")
expect_re(r"\r\n?.*read> init_text")
sendline("someval")
expect_prompt("someval\r\n")
sendline(r"read --command='some other text' somevar && echo $somevar")
expect_re(r"\r\n?.*read> some other text")
sendline("another value")
expect_prompt("another value\r\n")
# read -s
sendline("read -s foo")
expect_read_prompt()
sendline("read_s\r_marker 3")
expect_prompt()
expect_marker(3)
print_var_contents("foo", "read_s")
# read -n
sendline("read -n 3 foo")
expect_read_prompt()
sendline("123_marker 3")
expect_prompt()
expect_marker(3)
print_var_contents("foo", "123")
sendline("read -n 3 foo")
expect_read_prompt()
sendline("456_marker 4")
expect_prompt()
expect_marker(4)
print_var_contents("foo", "456")
sendline("read -n 12 foo bar")
expect_read_prompt()
sendline("hello world!_marker 5")
expect_prompt()
expect_marker(5)
print_var_contents("foo", "hello")
print_var_contents("bar", "world!")
sendline("bind ` 'commandline -i test'`")
expect_prompt()
sendline("read -n 4 foo")
expect_read_prompt()
sendline("te`_marker 6")
expect_prompt()
expect_marker(6)
print_var_contents("foo", "tete")
sendline("read -n 4 foo")
expect_read_prompt()
sendline("12`_marker 7")
expect_prompt()
expect_marker(7)
print_var_contents("foo", "12te")
# Verify we don't hang on `read | cat`. See #4540.
sendline("read | cat")
expect_read_prompt()
sendline("bar\r_marker 4540")
expect_prompt()
expect_marker(4540)
# ==========
# The fix for issue #2007 initially introduced a problem when using a function
# to read from /dev/stdin when that is associated with the tty. These tests
# are to ensure we don't introduce a regression.
send("r2l\n")
expect_read_prompt()
send("abc\n")
expect_read_prompt()
send("def\n")
expect_str("abc then def\r\n")
expect_prompt()
# Some systems don't have /dev/stdin - effectively skip the test there.
# I'd love to warn about it, but I don't know how.
send("test -r /dev/stdin; and r2l </dev/stdin; or r2l\n")
expect_read_prompt()
send("ghi\n")
expect_read_prompt()
send("jkl\n")
expect_str("ghi then jkl\r\n")
expect_prompt()
# Long line so we don't have to count prompts
sendline(
"""set -g fish_prompt_fired 0; function dontfire --on-event fish_prompt; set -g fish_prompt_fired (math $fish_prompt_fired + 1); end; function dofire --on-event fish_read; set -g fish_read_fired 1; end"""
)
expect_prompt()
sendline("read foo")
expect_read_prompt()
sendline("text")
expect_prompt()
# Once for right after setting the listener, another for after the read.
print_var_contents("fish_prompt_fired", "2")
print_var_contents("fish_read_fired", "1")
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