Vendor things

third-party/vendor/pretty_assertions/tests/macros.rs

@@ -0,0 +1,392 @@
+#![cfg_attr(not(feature = "std"), no_std)]
+#![no_implicit_prelude]
+
+#[cfg(feature = "alloc")]
+extern crate alloc;
+
+#[allow(clippy::eq_op)]
+mod assert_str_eq {
+    use ::core::{cmp::PartialEq, convert::AsRef};
+
+    #[cfg(feature = "alloc")]
+    use ::alloc::string::{String, ToString};
+    #[cfg(feature = "std")]
+    use ::std::string::{String, ToString};
+
+    #[test]
+    fn passes_str() {
+        let a = "some value";
+        ::pretty_assertions::assert_str_eq!(a, a);
+    }
+
+    #[test]
+    fn passes_string() {
+        let a: String = "some value".to_string();
+        ::pretty_assertions::assert_str_eq!(a, a);
+    }
+
+    #[test]
+    fn passes_comparable_types() {
+        let s0: &'static str = "foo";
+        let s1: String = "foo".to_string();
+        ::pretty_assertions::assert_str_eq!(s0, s1);
+    }
+
+    #[derive(PartialEq)]
+    struct MyString(String);
+
+    impl AsRef<str> for MyString {
+        fn as_ref(&self) -> &str {
+            &self.0
+        }
+    }
+
+    impl PartialEq<String> for MyString {
+        fn eq(&self, other: &String) -> bool {
+            &self.0 == other
+        }
+    }
+
+    #[test]
+    fn passes_as_ref_types() {
+        let s0 = MyString("foo".to_string());
+        let s1 = "foo".to_string();
+        ::pretty_assertions::assert_str_eq!(s0, s1);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+ foo
+<bar
+>baz
+
+"#)]
+    fn fails_as_ref_types() {
+        let s0 = MyString("foo\nbar".to_string());
+        let s1 = "foo\nbaz".to_string();
+        ::pretty_assertions::assert_str_eq!(s0, s1);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+ foo
+<bar
+>baz
+
+"#)]
+    fn fails_foo() {
+        ::pretty_assertions::assert_str_eq!("foo\nbar", "foo\nbaz");
+    }
+}
+
+#[allow(clippy::eq_op)]
+mod assert_eq {
+    #[cfg(feature = "alloc")]
+    use ::alloc::string::{String, ToString};
+    #[cfg(feature = "std")]
+    use ::std::string::{String, ToString};
+
+    #[test]
+    fn passes() {
+        let a = "some value";
+        ::pretty_assertions::assert_eq!(a, a);
+    }
+
+    #[test]
+    fn passes_unsized() {
+        let a: &[u8] = b"e";
+        ::pretty_assertions::assert_eq!(*a, *a);
+    }
+
+    #[test]
+    fn passes_comparable_types() {
+        let s0: &'static str = "foo";
+        let s1: String = "foo".to_string();
+        ::pretty_assertions::assert_eq!(s0, s1);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+<666
+>999
+
+"#)]
+    fn fails() {
+        ::pretty_assertions::assert_eq!(666, 999);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+<666
+>999
+
+"#)]
+    fn fails_trailing_comma() {
+        ::pretty_assertions::assert_eq!(666, 999,);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+ [
+     101,
+>    101,
+ ]
+
+"#)]
+    fn fails_unsized() {
+        let a: &[u8] = b"e";
+        let b: &[u8] = b"ee";
+        ::pretty_assertions::assert_eq!(*a, *b);
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left == right)`: custom panic message
+
+Diff < left / right > :
+<666
+>999
+
+"#
+    )]
+    fn fails_custom() {
+        ::pretty_assertions::assert_eq!(666, 999, "custom panic message");
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left == right)`: custom panic message
+
+Diff < left / right > :
+<666
+>999
+
+"#
+    )]
+    fn fails_custom_trailing_comma() {
+        ::pretty_assertions::assert_eq!(666, 999, "custom panic message",);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+ foo
+<bar
+>baz
+
+"#)]
+    fn fails_str() {
+        ::pretty_assertions::assert_eq!("foo\nbar", "foo\nbaz");
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left == right)`
+
+Diff < left / right > :
+ foo
+<bar
+>baz
+
+"#)]
+    fn fails_string() {
+        ::pretty_assertions::assert_eq!("foo\nbar".to_string(), "foo\nbaz".to_string());
+    }
+}
+
+mod assert_ne {
+    #[cfg(feature = "alloc")]
+    use ::alloc::string::{String, ToString};
+    #[cfg(feature = "std")]
+    use ::std::string::{String, ToString};
+
+    #[test]
+    fn passes() {
+        let a = "a";
+        let b = "b";
+        ::pretty_assertions::assert_ne!(a, b);
+    }
+
+    #[test]
+    fn passes_unsized() {
+        let a: &[u8] = b"e";
+        let b: &[u8] = b"ee";
+        ::pretty_assertions::assert_ne!(*a, *b);
+    }
+
+    #[test]
+    fn passes_comparable_types() {
+        let s0: &'static str = "foo";
+        let s1: String = "bar".to_string();
+        ::pretty_assertions::assert_ne!(s0, s1);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left != right)`
+
+Both sides:
+666
+"#)]
+    fn fails() {
+        ::pretty_assertions::assert_ne!(666, 666);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left != right)`
+
+Both sides:
+666
+"#)]
+    fn fails_trailing_comma() {
+        ::pretty_assertions::assert_ne!(666, 666,);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left != right)`
+
+Both sides:
+[
+    101,
+]
+
+"#)]
+    fn fails_unsized() {
+        let a: &[u8] = b"e";
+        ::pretty_assertions::assert_ne!(*a, *a);
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left != right)`: custom panic message
+
+Both sides:
+666
+"#
+    )]
+    fn fails_custom() {
+        ::pretty_assertions::assert_ne!(666, 666, "custom panic message");
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left != right)`: custom panic message
+
+Both sides:
+666
+"#
+    )]
+    fn fails_custom_trailing_comma() {
+        ::pretty_assertions::assert_ne!(666, 666, "custom panic message",);
+    }
+
+    // If the values are equal but their debug outputs are not
+    // show a specific warning
+
+    // Regression tests
+
+    #[test]
+    #[should_panic]
+    fn assert_ne_non_empty_return() {
+        fn not_zero(x: u32) -> u32 {
+            ::pretty_assertions::assert_ne!(x, 0);
+            x
+        }
+        not_zero(0);
+    }
+}
+
+#[cfg(feature = "unstable")]
+mod assert_matches {
+    use ::core::option::Option::{None, Some};
+
+    #[test]
+    fn passes() {
+        let a = Some("some value");
+        ::pretty_assertions::assert_matches!(a, Some(_));
+    }
+
+    #[test]
+    fn passes_unsized() {
+        let a: &[u8] = b"e";
+        ::pretty_assertions::assert_matches!(*a, _);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left matches right)`
+
+Diff < left / right > :
+<None
+>Some(_)
+
+"#)]
+    fn fails() {
+        ::pretty_assertions::assert_matches!(None::<usize>, Some(_));
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left matches right)`
+
+Diff < left / right > :
+<Some(
+<    3,
+<)
+>Some(3) if 0 > 0
+
+"#)]
+    fn fails_guard() {
+        ::pretty_assertions::assert_matches!(Some(3), Some(3) if 0 > 0,);
+    }
+
+    #[test]
+    #[should_panic(expected = r#"assertion failed: `(left matches right)`
+
+Diff < left / right > :
+<[
+<    101,
+<]
+>ref b if b == b"ee"
+
+"#)]
+    fn fails_unsized() {
+        let a: &[u8] = b"e";
+        ::pretty_assertions::assert_matches!(*a, ref b if b == b"ee");
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left matches right)`: custom panic message
+
+Diff < left / right > :
+<666
+>999
+
+"#
+    )]
+    fn fails_custom() {
+        ::pretty_assertions::assert_matches!(666, 999, "custom panic message");
+    }
+
+    #[test]
+    #[should_panic(
+        expected = r#"assertion failed: `(left matches right)`: custom panic message
+
+Diff < left / right > :
+<666
+>999
+
+"#
+    )]
+    fn fails_custom_trailing_comma() {
+        ::pretty_assertions::assert_matches!(666, 999, "custom panic message",);
+    }
+}