190 lines
6.1 KiB
Plaintext
190 lines
6.1 KiB
Plaintext
LL| |// This demonstrated Issue #84561: function-like macros produce unintuitive coverage results.
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LL| |
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LL| |// failure-status: 101
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LL| 21|#[derive(PartialEq, Eq)]
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LL| |struct Foo(u32);
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LL| 1|fn test3() {
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LL| 1| let is_true = std::env::args().len() == 1;
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LL| 1| let bar = Foo(1);
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LL| 1| assert_eq!(bar, Foo(1));
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LL| 1| let baz = Foo(0);
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LL| 1| assert_ne!(baz, Foo(1));
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LL| 1| println!("{:?}", Foo(1));
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LL| 1| println!("{:?}", bar);
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LL| 1| println!("{:?}", baz);
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LL| 1|
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LL| 1| assert_eq!(Foo(1), Foo(1));
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LL| 1| assert_ne!(Foo(0), Foo(1));
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LL| 1| assert_eq!(Foo(2), Foo(2));
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LL| 1| let bar = Foo(0);
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LL| 1| assert_ne!(bar, Foo(3));
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LL| 1| assert_ne!(Foo(0), Foo(4));
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LL| 1| assert_eq!(Foo(3), Foo(3), "with a message");
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^0
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LL| 1| println!("{:?}", bar);
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LL| 1| println!("{:?}", Foo(1));
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LL| 1|
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LL| 1| assert_ne!(Foo(0), Foo(5), "{}", if is_true { "true message" } else { "false message" });
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^0 ^0 ^0
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LL| 1| assert_ne!(
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LL| | Foo(0)
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LL| | ,
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LL| | Foo(5)
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LL| | ,
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LL| 0| "{}"
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LL| 0| ,
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LL| 0| if
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LL| 0| is_true
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LL| | {
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LL| 0| "true message"
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LL| | } else {
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LL| 0| "false message"
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LL| | }
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LL| | );
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LL| |
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LL| 1| let is_true = std::env::args().len() == 1;
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LL| 1|
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LL| 1| assert_eq!(
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LL| 1| Foo(1),
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LL| 1| Foo(1)
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LL| 1| );
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LL| 1| assert_ne!(
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LL| 1| Foo(0),
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LL| 1| Foo(1)
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LL| 1| );
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LL| 1| assert_eq!(
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LL| 1| Foo(2),
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LL| 1| Foo(2)
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LL| 1| );
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LL| 1| let bar = Foo(1);
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LL| 1| assert_ne!(
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LL| 1| bar,
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LL| 1| Foo(3)
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LL| 1| );
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LL| 1| if is_true {
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LL| 1| assert_ne!(
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LL| 1| Foo(0),
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LL| 1| Foo(4)
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LL| 1| );
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LL| | } else {
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LL| 0| assert_eq!(
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LL| 0| Foo(3),
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LL| 0| Foo(3)
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LL| 0| );
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LL| | }
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LL| 1| if is_true {
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LL| 1| assert_ne!(
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LL| | Foo(0),
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LL| | Foo(4),
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LL| 0| "with a message"
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LL| | );
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LL| | } else {
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LL| 0| assert_eq!(
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LL| | Foo(3),
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LL| | Foo(3),
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LL| 0| "with a message"
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LL| | );
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LL| | }
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LL| 1| assert_ne!(
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LL| 1| if is_true {
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LL| 1| Foo(0)
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LL| | } else {
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LL| 0| Foo(1)
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LL| | },
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LL| | Foo(5)
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LL| | );
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LL| 1| assert_ne!(
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LL| 1| Foo(5),
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LL| 1| if is_true {
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LL| 1| Foo(0)
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LL| | } else {
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LL| 0| Foo(1)
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LL| | }
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LL| | );
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LL| 1| assert_ne!(
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LL| 1| if is_true {
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LL| 1| assert_eq!(
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LL| 1| Foo(3),
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LL| 1| Foo(3)
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LL| 1| );
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LL| 1| Foo(0)
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LL| | } else {
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LL| 0| assert_ne!(
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LL| 0| if is_true {
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LL| 0| Foo(0)
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LL| | } else {
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LL| 0| Foo(1)
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LL| | },
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LL| | Foo(5)
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LL| | );
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LL| 0| Foo(1)
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LL| | },
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LL| | Foo(5),
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LL| 0| "with a message"
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LL| | );
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LL| 1| assert_eq!(
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LL| | Foo(1),
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LL| | Foo(3),
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LL| 1| "this assert should fail"
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LL| | );
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LL| 0| assert_eq!(
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LL| | Foo(3),
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LL| | Foo(3),
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LL| 0| "this assert should not be reached"
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LL| | );
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LL| 0|}
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LL| |
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LL| |impl std::fmt::Debug for Foo {
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LL| 7| fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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LL| 7| write!(f, "try and succeed")?;
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^0
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LL| 7| Ok(())
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LL| 7| }
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LL| |}
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LL| |
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LL| |static mut DEBUG_LEVEL_ENABLED: bool = false;
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LL| |
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LL| |macro_rules! debug {
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LL| | ($($arg:tt)+) => (
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LL| | if unsafe { DEBUG_LEVEL_ENABLED } {
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LL| | println!($($arg)+);
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LL| | }
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LL| | );
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LL| |}
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LL| |
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LL| 1|fn test1() {
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LL| 1| debug!("debug is enabled");
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^0
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LL| 1| debug!("debug is enabled");
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^0
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LL| 1| let _ = 0;
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LL| 1| debug!("debug is enabled");
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^0
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LL| 1| unsafe {
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LL| 1| DEBUG_LEVEL_ENABLED = true;
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LL| 1| }
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LL| 1| debug!("debug is enabled");
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LL| 1|}
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LL| |
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LL| |macro_rules! call_debug {
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LL| | ($($arg:tt)+) => (
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LL| 1| fn call_print(s: &str) {
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LL| 1| print!("{}", s);
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LL| 1| }
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LL| |
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LL| | call_print("called from call_debug: ");
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LL| | debug!($($arg)+);
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LL| | );
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LL| |}
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LL| |
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LL| 1|fn test2() {
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LL| 1| call_debug!("debug is enabled");
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LL| 1|}
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LL| |
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LL| 1|fn main() {
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LL| 1| test1();
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LL| 1| test2();
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LL| 1| test3();
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LL| 1|}
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