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use seqfile;
use utils::stdioutils;
use KhResult;
pub fn do_seq(_args: &[&str]) -> KhResult<()> {
if !stdioutils::is_stdin_tty() {
write_stdin_to_seqfile()?;
} else {
//println!("stdin is tty")
}
if !stdioutils::is_stdout_tty() || stdioutils::is_stdin_tty() {
write_seqfile_to_stdout();
}
Ok(())
}
fn write_stdin_to_seqfile() -> KhResult<()> {
let mut lines = stdioutils::read_lines_from_stdin()?.join("\n");
lines.push_str("\n");
seqfile::write_to_seqfile(&lines)?;
Ok(())
}
fn write_seqfile_to_stdout() {
if let Ok(sequence) = seqfile::read_seqfile() {
for line in sequence {
khprintln!("{}", line);
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use assert_fs::prelude::*;
use predicates::prelude::*;
use testutils;
use utils::stdioutils;
#[test]
fn test_write_stdin_to_seqfile() {
let testdir = testutils::prepare_testdir_empty();
stdioutils::test_stdin_write("hi\nthere");
write_stdin_to_seqfile().unwrap();
testdir.child(".khaleesi/seq").assert("hi\nthere\n");
}
#[test]
fn test_read_seqfile_to_stdout() {
let testdir = testutils::prepare_testdir("testdir_with_seq");
write_seqfile_to_stdout();
let out = stdioutils::test_stdout_clear();
let predicate = predicate::str::similar(out);
testdir.child(".khaleesi/seq").assert(predicate);
}
}
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