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use anyhow::Result;
use assert_cmd::{cargo::cargo_bin, Command};
use rexpect::session::{spawn_command, PtySession};
use tempfile::TempDir;
struct TestContext {
p: PtySession,
workdir: TempDir,
}
fn spawn_interactive_process() -> Result<TestContext> {
let workdir = tempfile::tempdir()?;
let path = cargo_bin(env!("CARGO_PKG_NAME"));
let mut command = std::process::Command::new(&path);
command.current_dir(&workdir);
let mut p = spawn_command(command, Some(3000))?;
expect_prompt(&mut p)?;
Ok(TestContext { p, workdir })
}
fn expect_prompt(p: &mut PtySession) -> Result<()> {
p.exp_string("> ")?;
Ok(())
}
#[test]
fn shows_a_prompt() -> Result<()> {
spawn_interactive_process()?;
Ok(())
}
#[test]
fn does_nothing_after_receiving_whitespace_input() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_line("")?;
expect_prompt(&mut c.p)?;
c.p.send_line(" ")?;
expect_prompt(&mut c.p)?;
Ok(())
}
#[test]
fn quits_when_eof_is_sent() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_control('d')?;
c.p.exp_eof()?;
Ok(())
}
#[test]
fn quits_when_exit_command_is_sent() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_line("exit")?;
c.p.exp_eof()?;
Ok(())
}
#[test]
fn reports_error_with_unsupported_shell_commands() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_line("ls")?;
c.p.exp_string("Unknown input \"ls\"")?;
expect_prompt(&mut c.p)?;
Ok(())
}
#[test]
fn reports_error_with_nonsense_input() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_line(" asd fg ")?;
c.p.exp_string("Unknown input \"asd fg\"")?;
expect_prompt(&mut c.p)?;
Ok(())
}
#[test]
fn can_init_a_new_git_repo() -> Result<()> {
let mut c = spawn_interactive_process()?;
c.p.send_line("git-init my-new-repo")?;
c.p.exp_string("Successfully created my-new-repo.git")?;
expect_prompt(&mut c.p)?;
Command::new("git")
.arg("rev-list")
.arg("--all")
.current_dir(c.workdir.as_ref().join("git").join("my-new-repo.git"))
.assert()
.success()
.stdout("");
Ok(())
}
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