1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/rustix/tests/termios/isatty.rs b/vendor/rustix/tests/termios/isatty.rs
new file mode 100644
index 000000000..5e6fae73d
--- /dev/null
+++ b/vendor/rustix/tests/termios/isatty.rs
@@ -0,0 +1,69 @@
+use rustix::fd::AsRawFd;
+use rustix::termios::{isatty, tcgetwinsize};
+use tempfile::{tempdir, TempDir};
+
+#[allow(unused)]
+fn tmpdir() -> TempDir {
+    tempdir().expect("expected to be able to create a temporary directory")
+}
+
+#[test]
+fn std_file_is_not_terminal() {
+    let tmpdir = tempfile::tempdir().unwrap();
+    assert!(!isatty(
+        &std::fs::File::create(tmpdir.path().join("file")).unwrap()
+    ));
+    assert!(!isatty(
+        &std::fs::File::open(tmpdir.path().join("file")).unwrap()
+    ));
+}
+
+#[test]
+fn stdout_stderr_terminals() {
+    // This test is flaky under qemu.
+    if std::env::vars().any(|var| var.0.starts_with("CARGO_TARGET_") && var.0.ends_with("_RUNNER"))
+    {
+        return;
+    }
+
+    // Compare `isatty` against `libc::isatty`.
+    assert_eq!(isatty(&std::io::stdout()), unsafe {
+        libc::isatty(std::io::stdout().as_raw_fd()) != 0
+    });
+    assert_eq!(isatty(&std::io::stderr()), unsafe {
+        libc::isatty(std::io::stderr().as_raw_fd()) != 0
+    });
+
+    // Compare `isatty` against `tcgetwinsize`.
+    assert_eq!(
+        isatty(&std::io::stdout()),
+        tcgetwinsize(&std::io::stdout()).is_ok()
+    );
+    assert_eq!(
+        isatty(&std::io::stderr()),
+        tcgetwinsize(&std::io::stderr()).is_ok()
+    );
+}
+
+#[test]
+fn stdio_descriptors() {
+    #[cfg(unix)]
+    use std::os::unix::io::AsRawFd;
+    #[cfg(target_os = "wasi")]
+    use std::os::wasi::io::AsRawFd;
+
+    unsafe {
+        assert_eq!(
+            rustix::io::stdin().as_raw_fd(),
+            std::io::stdin().as_raw_fd()
+        );
+        assert_eq!(
+            rustix::io::stdout().as_raw_fd(),
+            std::io::stdout().as_raw_fd()
+        );
+        assert_eq!(
+            rustix::io::stderr().as_raw_fd(),
+            std::io::stderr().as_raw_fd()
+        );
+    }
+}