Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 355 insertions, 0 deletions

diff --git a/tests/ui/macros/macro-comma-support-rpass.rs b/tests/ui/macros/macro-comma-support-rpass.rs
new file mode 100644
index 000000000..25b8c3cc6
--- /dev/null
+++ b/tests/ui/macros/macro-comma-support-rpass.rs
@@ -0,0 +1,355 @@
+// run-pass
+// This is meant to be a comprehensive test of invocations with/without
+// trailing commas (or other, similar optionally-trailing separators).
+// Every macro is accounted for, even those not tested in this file.
+// (There will be a note indicating why).
+
+// std and core are both tested because they may contain separate
+// implementations for some macro_rules! macros as an implementation
+// detail.
+
+// ignore-pretty issue #37195
+
+// compile-flags: --test -C debug_assertions=yes
+// revisions: std core
+
+#![cfg_attr(core, no_std)]
+
+#![allow(deprecated)] // for deprecated `try!()` macro
+#![feature(concat_idents)]
+
+#[cfg(std)] use std::fmt;
+#[cfg(core)] use core::fmt;
+
+#[test]
+fn assert() {
+    assert!(true);
+    assert!(true,);
+    assert!(true, "hello");
+    assert!(true, "hello",);
+    assert!(true, "hello {}", "world");
+    assert!(true, "hello {}", "world",);
+}
+
+#[test]
+fn assert_eq() {
+    assert_eq!(1, 1);
+    assert_eq!(1, 1,);
+    assert_eq!(1, 1, "hello");
+    assert_eq!(1, 1, "hello",);
+    assert_eq!(1, 1, "hello {}", "world");
+    assert_eq!(1, 1, "hello {}", "world",);
+}
+
+#[test]
+fn assert_ne() {
+    assert_ne!(1, 2);
+    assert_ne!(1, 2,);
+    assert_ne!(1, 2, "hello");
+    assert_ne!(1, 2, "hello",);
+    assert_ne!(1, 2, "hello {}", "world");
+    assert_ne!(1, 2, "hello {}", "world",);
+}
+
+#[test]
+fn cfg() {
+    let _ = cfg!(pants);
+    let _ = cfg!(pants,);
+    let _ = cfg!(pants = "pants");
+    let _ = cfg!(pants = "pants",);
+    let _ = cfg!(all(pants));
+    let _ = cfg!(all(pants),);
+    let _ = cfg!(all(pants,));
+    let _ = cfg!(all(pants,),);
+}
+
+#[test]
+fn column() {
+    let _ = column!();
+}
+
+// compile_error! is in a check-fail companion to this test
+
+#[test]
+fn concat() {
+    let _ = concat!();
+    let _ = concat!("hello");
+    let _ = concat!("hello",);
+    let _ = concat!("hello", " world");
+    let _ = concat!("hello", " world",);
+}
+
+#[test]
+fn concat_idents() {
+    fn foo() {}
+    fn foobar() {}
+
+    concat_idents!(foo)();
+    concat_idents!(foo,)();
+    concat_idents!(foo, bar)();
+    concat_idents!(foo, bar,)();
+}
+
+#[test]
+fn debug_assert() {
+    debug_assert!(true);
+    debug_assert!(true, );
+    debug_assert!(true, "hello");
+    debug_assert!(true, "hello",);
+    debug_assert!(true, "hello {}", "world");
+    debug_assert!(true, "hello {}", "world",);
+}
+
+#[test]
+fn debug_assert_eq() {
+    debug_assert_eq!(1, 1);
+    debug_assert_eq!(1, 1,);
+    debug_assert_eq!(1, 1, "hello");
+    debug_assert_eq!(1, 1, "hello",);
+    debug_assert_eq!(1, 1, "hello {}", "world");
+    debug_assert_eq!(1, 1, "hello {}", "world",);
+}
+
+#[test]
+fn debug_assert_ne() {
+    debug_assert_ne!(1, 2);
+    debug_assert_ne!(1, 2,);
+    debug_assert_ne!(1, 2, "hello");
+    debug_assert_ne!(1, 2, "hello",);
+    debug_assert_ne!(1, 2, "hello {}", "world");
+    debug_assert_ne!(1, 2, "hello {}", "world",);
+}
+
+#[test]
+fn env() {
+    let _ = env!("PATH");
+    let _ = env!("PATH",);
+    let _ = env!("PATH", "not found");
+    let _ = env!("PATH", "not found",);
+}
+
+#[cfg(std)]
+#[test]
+fn eprint() {
+    eprint!("hello");
+    eprint!("hello",);
+    eprint!("hello {}", "world");
+    eprint!("hello {}", "world",);
+}
+
+#[cfg(std)]
+#[test]
+fn eprintln() {
+    eprintln!();
+    eprintln!("hello");
+    eprintln!("hello",);
+    eprintln!("hello {}", "world");
+    eprintln!("hello {}", "world",);
+}
+
+#[test]
+fn file() {
+    let _ = file!();
+}
+
+#[cfg(std)]
+#[test]
+fn format() {
+    let _ = format!("hello");
+    let _ = format!("hello",);
+    let _ = format!("hello {}", "world");
+    let _ = format!("hello {}", "world",);
+}
+
+#[test]
+fn format_args() {
+    let _ = format_args!("hello");
+    let _ = format_args!("hello",);
+    let _ = format_args!("hello {}", "world");
+    let _ = format_args!("hello {}", "world",);
+}
+
+#[test]
+fn include() {
+    let _ = include!("auxiliary/macro-comma-support.rs");
+    let _ = include!("auxiliary/macro-comma-support.rs",);
+}
+
+#[test]
+fn include_bytes() {
+    let _ = include_bytes!("auxiliary/macro-comma-support.rs");
+    let _ = include_bytes!("auxiliary/macro-comma-support.rs",);
+}
+
+#[test]
+fn include_str() {
+    let _ = include_str!("auxiliary/macro-comma-support.rs");
+    let _ = include_str!("auxiliary/macro-comma-support.rs",);
+}
+
+#[test]
+fn line() {
+    let _ = line!();
+}
+
+#[test]
+fn matches() {
+    let _ = matches!(1, x if x > 0);
+    let _ = matches!(1, x if x > 0,);
+}
+
+#[test]
+fn module_path() {
+    let _ = module_path!();
+}
+
+#[test]
+fn option_env() {
+    let _ = option_env!("PATH");
+    let _ = option_env!("PATH",);
+}
+
+#[test]
+fn panic() {
+    // prevent 'unreachable code' warnings
+    let falsum = || false;
+
+    if falsum() { panic!(); }
+    if falsum() { panic!("hello"); }
+    if falsum() { panic!("hello",); }
+    if falsum() { panic!("hello {}", "world"); }
+    if falsum() { panic!("hello {}", "world",); }
+}
+
+#[cfg(std)]
+#[test]
+fn print() {
+    print!("hello");
+    print!("hello",);
+    print!("hello {}", "world");
+    print!("hello {}", "world",);
+}
+
+#[cfg(std)]
+#[test]
+fn println() {
+    println!();
+    println!("hello");
+    println!("hello",);
+    println!("hello {}", "world");
+    println!("hello {}", "world",);
+}
+
+// stringify! is N/A
+
+#[cfg(std)]
+#[test]
+fn thread_local() {
+    // this has an optional trailing *semicolon*
+    thread_local! {
+        #[allow(unused)] pub static A: () = ()
+    }
+
+    thread_local! {
+        #[allow(unused)] pub static AA: () = ();
+    }
+
+    thread_local! {
+        #[allow(unused)] pub static AAA: () = ();
+        #[allow(unused)] pub static AAAA: () = ()
+    }
+
+    thread_local! {
+        #[allow(unused)] pub static AAAAG: () = ();
+        #[allow(unused)] pub static AAAAGH: () = ();
+    }
+}
+
+#[test]
+fn try() {
+    fn inner() -> Result<(), ()> {
+        try!(Ok(()));
+        try!(Ok(()),);
+        Ok(())
+    }
+
+    inner().unwrap();
+}
+
+#[test]
+fn unimplemented() {
+    // prevent 'unreachable code' warnings
+    let falsum = || false;
+
+    if falsum() { unimplemented!(); }
+    if falsum() { unimplemented!("hello"); }
+    if falsum() { unimplemented!("hello",); }
+    if falsum() { unimplemented!("hello {}", "world"); }
+    if falsum() { unimplemented!("hello {}", "world",); }
+}
+
+#[test]
+fn unreachable() {
+    // prevent 'unreachable code' warnings
+    let falsum = || false;
+
+    if falsum() { unreachable!(); }
+    if falsum() { unreachable!("hello"); }
+    if falsum() { unreachable!("hello",); }
+    if falsum() { unreachable!("hello {}", "world"); }
+    if falsum() { unreachable!("hello {}", "world",); }
+}
+
+#[cfg(std)]
+#[test]
+fn vec() {
+    let _: Vec<()> = vec![];
+    let _ = vec![0];
+    let _ = vec![0,];
+    let _ = vec![0, 1];
+    let _ = vec![0, 1,];
+}
+
+// give a test body access to a fmt::Formatter, which seems
+// to be the easiest way to use 'write!' on core.
+macro_rules! test_with_formatter {
+    (
+        #[test]
+        fn $fname:ident($f:ident: &mut fmt::Formatter) $block:block
+    ) => {
+        #[test]
+        fn $fname() {
+            struct Struct;
+            impl fmt::Display for Struct {
+                fn fmt(&self, $f: &mut fmt::Formatter) -> fmt::Result {
+                    Ok($block)
+                }
+            }
+
+            // suppress "unused"
+            assert!(true, "{}", Struct);
+        }
+    };
+}
+
+test_with_formatter! {
+    #[test]
+    fn write(f: &mut fmt::Formatter) {
+        let _ = write!(f, "hello");
+        let _ = write!(f, "hello",);
+        let _ = write!(f, "hello {}", "world");
+        let _ = write!(f, "hello {}", "world",);
+    }
+}
+
+test_with_formatter! {
+    #[test]
+    fn writeln(f: &mut fmt::Formatter) {
+        let _ = writeln!(f);
+        let _ = writeln!(f,);
+        let _ = writeln!(f, "hello");
+        let _ = writeln!(f, "hello",);
+        let _ = writeln!(f, "hello {}", "world");
+        let _ = writeln!(f, "hello {}", "world",);
+    }
+}