From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/tools/clippy/tests/ui/format_args_unfixable.rs | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/tools/clippy/tests/ui/format_args_unfixable.rs

(limited to 'src/tools/clippy/tests/ui/format_args_unfixable.rs')

diff --git a/src/tools/clippy/tests/ui/format_args_unfixable.rs b/src/tools/clippy/tests/ui/format_args_unfixable.rs
new file mode 100644
index 000000000..b24ddf732
--- /dev/null
+++ b/src/tools/clippy/tests/ui/format_args_unfixable.rs
@@ -0,0 +1,61 @@
+#![allow(clippy::assertions_on_constants)]
+#![allow(clippy::eq_op)]
+#![warn(clippy::format_in_format_args)]
+#![warn(clippy::to_string_in_format_args)]
+
+use std::io::{stdout, Error, ErrorKind, Write};
+use std::ops::Deref;
+use std::panic::Location;
+
+macro_rules! my_macro {
+    () => {
+        // here be dragons, do not enter (or lint)
+        println!("error: {}", format!("something failed at {}", Location::caller()));
+    };
+}
+
+macro_rules! my_other_macro {
+    () => {
+        format!("something failed at {}", Location::caller())
+    };
+}
+
+fn main() {
+    let error = Error::new(ErrorKind::Other, "bad thing");
+    let x = 'x';
+
+    println!("error: {}", format!("something failed at {}", Location::caller()));
+    println!("{}: {}", error, format!("something failed at {}", Location::caller()));
+    println!("{:?}: {}", error, format!("something failed at {}", Location::caller()));
+    println!("{{}}: {}", format!("something failed at {}", Location::caller()));
+    println!(r#"error: "{}""#, format!("something failed at {}", Location::caller()));
+    println!("error: {}", format!(r#"something failed at "{}""#, Location::caller()));
+    println!("error: {}", format!("something failed at {} {0}", Location::caller()));
+    let _ = format!("error: {}", format!("something failed at {}", Location::caller()));
+    let _ = write!(
+        stdout(),
+        "error: {}",
+        format!("something failed at {}", Location::caller())
+    );
+    let _ = writeln!(
+        stdout(),
+        "error: {}",
+        format!("something failed at {}", Location::caller())
+    );
+    print!("error: {}", format!("something failed at {}", Location::caller()));
+    eprint!("error: {}", format!("something failed at {}", Location::caller()));
+    eprintln!("error: {}", format!("something failed at {}", Location::caller()));
+    let _ = format_args!("error: {}", format!("something failed at {}", Location::caller()));
+    assert!(true, "error: {}", format!("something failed at {}", Location::caller()));
+    assert_eq!(0, 0, "error: {}", format!("something failed at {}", Location::caller()));
+    assert_ne!(0, 0, "error: {}", format!("something failed at {}", Location::caller()));
+    panic!("error: {}", format!("something failed at {}", Location::caller()));
+
+    // negative tests
+    println!("error: {}", format_args!("something failed at {}", Location::caller()));
+    println!("error: {:>70}", format!("something failed at {}", Location::caller()));
+    println!("error: {} {0}", format!("something failed at {}", Location::caller()));
+    println!("{} and again {0}", format!("hi {}", x));
+    my_macro!();
+    println!("error: {}", my_other_macro!());
+}
-- 
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