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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
commit | 2ff14448863ac1a1dd9533461708e29aae170c2d (patch) | |
tree | 85b9fea2bbfe3f06473cfa381eed11f273b57c5c /vendor/pretty_assertions-0.7.2/src | |
parent | Adding debian version 1.64.0+dfsg1-1. (diff) | |
download | rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.tar.xz rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.zip |
Adding debian version 1.65.0+dfsg1-2.debian/1.65.0+dfsg1-2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/pretty_assertions-0.7.2/src')
-rw-r--r-- | vendor/pretty_assertions-0.7.2/src/lib.rs | 475 | ||||
-rw-r--r-- | vendor/pretty_assertions-0.7.2/src/printer.rs | 474 |
2 files changed, 0 insertions, 949 deletions
diff --git a/vendor/pretty_assertions-0.7.2/src/lib.rs b/vendor/pretty_assertions-0.7.2/src/lib.rs deleted file mode 100644 index 5c1787533..000000000 --- a/vendor/pretty_assertions-0.7.2/src/lib.rs +++ /dev/null @@ -1,475 +0,0 @@ -//! # Pretty Assertions -//! -//! When writing tests in Rust, you'll probably use `assert_eq!(a, b)` _a lot_. -//! -//! If such a test fails, it will present all the details of `a` and `b`. -//! But you have to spot the differences yourself, which is not always straightforward, -//! like here: -//! -//! ![standard assertion](https://raw.githubusercontent.com/colin-kiegel/rust-pretty-assertions/2d2357ff56d22c51a86b2f1cfe6efcee9f5a8081/examples/standard_assertion.png) -//! -//! Wouldn't that task be _much_ easier with a colorful diff? -//! -//! ![pretty assertion](https://raw.githubusercontent.com/colin-kiegel/rust-pretty-assertions/2d2357ff56d22c51a86b2f1cfe6efcee9f5a8081/examples/pretty_assertion.png) -//! -//! Yep — and you only need **one line of code** to make it happen: -//! -//! ```rust -//! use pretty_assertions::{assert_eq, assert_ne}; -//! ``` -//! -//! <details> -//! <summary>Show the example behind the screenshots above.</summary> -//! -//! ```rust,should_panic -//! // 1. add the `pretty_assertions` dependency to `Cargo.toml`. -//! // 2. insert this line at the top of each module, as needed -//! use pretty_assertions::{assert_eq, assert_ne}; -//! -//! #[derive(Debug, PartialEq)] -//! struct Foo { -//! lorem: &'static str, -//! ipsum: u32, -//! dolor: Result<String, String>, -//! } -//! -//! let x = Some(Foo { lorem: "Hello World!", ipsum: 42, dolor: Ok("hey".to_string())}); -//! let y = Some(Foo { lorem: "Hello Wrold!", ipsum: 42, dolor: Ok("hey ho!".to_string())}); -//! -//! assert_eq!(x, y); -//! ``` -//! </details> -//! -//! ## Tip -//! -//! Specify it as [`[dev-dependencies]`](http://doc.crates.io/specifying-dependencies.html#development-dependencies) -//! and it will only be used for compiling tests, examples, and benchmarks. -//! This way the compile time of `cargo build` won't be affected! -//! -//! Also add `#[cfg(test)]` to your `use` statements, like this: -//! -//! ```rust -//! #[cfg(test)] -//! use pretty_assertions::{assert_eq, assert_ne}; -//! ``` -//! -//! ## Note -//! -//! * Since `Rust 2018` edition, you need to declare -//! `use pretty_assertions::{assert_eq, assert_ne};` per module. -//! Before you would write `#[macro_use] extern crate pretty_assertions;`. -//! * The replacement is only effective in your own crate, not in other libraries -//! you include. -//! * `assert_ne` is also switched to multi-line presentation, but does _not_ show -//! a diff. - -#![deny(clippy::all, missing_docs, unsafe_code)] - -pub use ansi_term::Style; -use std::fmt::{self, Debug, Display}; - -mod printer; - -#[cfg(windows)] -use ctor::*; -#[cfg(windows)] -#[ctor] -fn init() { - output_vt100::try_init().ok(); // Do not panic on fail -} - -/// A comparison of two values. -/// -/// Where both values implement `Debug`, the comparison can be displayed as a pretty diff. -/// -/// ``` -/// use pretty_assertions::Comparison; -/// -/// print!("{}", Comparison::new(&123, &134)); -/// ``` -/// -/// The values may have different types, although in practice they are usually the same. -pub struct Comparison<'a, TLeft, TRight> -where - TLeft: ?Sized, - TRight: ?Sized, -{ - left: &'a TLeft, - right: &'a TRight, -} - -impl<'a, TLeft, TRight> Comparison<'a, TLeft, TRight> -where - TLeft: ?Sized, - TRight: ?Sized, -{ - /// Store two values to be compared in future. - /// - /// Expensive diffing is deferred until calling `Debug::fmt`. - pub fn new(left: &'a TLeft, right: &'a TRight) -> Comparison<'a, TLeft, TRight> { - Comparison { left, right } - } -} - -impl<'a, TLeft, TRight> Display for Comparison<'a, TLeft, TRight> -where - TLeft: Debug + ?Sized, - TRight: Debug + ?Sized, -{ - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - // To diff arbitary types, render them as debug strings - let left_debug = format!("{:#?}", self.left); - let right_debug = format!("{:#?}", self.right); - // And then diff the debug output - printer::write_header(f)?; - printer::write_lines(f, &left_debug, &right_debug) - } -} - -/// Asserts that two expressions are equal to each other (using [`PartialEq`]). -/// -/// On panic, this macro will print a diff derived from [`Debug`] representation of -/// each value. -/// -/// This is a drop in replacement for [`std::assert_eq!`]. -/// You can provide a custom panic message if desired. -/// -/// # Examples -/// -/// ``` -/// use pretty_assertions::assert_eq; -/// -/// let a = 3; -/// let b = 1 + 2; -/// assert_eq!(a, b); -/// -/// assert_eq!(a, b, "we are testing addition with {} and {}", a, b); -/// ``` -#[macro_export] -macro_rules! assert_eq { - ($left:expr , $right:expr,) => ({ - $crate::assert_eq!($left, $right) - }); - ($left:expr , $right:expr) => ({ - match (&($left), &($right)) { - (left_val, right_val) => { - if !(*left_val == *right_val) { - ::std::panic!("assertion failed: `(left == right)`\ - \n\ - \n{}\ - \n", - $crate::Comparison::new(left_val, right_val)) - } - } - } - }); - ($left:expr , $right:expr, $($arg:tt)*) => ({ - match (&($left), &($right)) { - (left_val, right_val) => { - if !(*left_val == *right_val) { - ::std::panic!("assertion failed: `(left == right)`: {}\ - \n\ - \n{}\ - \n", - format_args!($($arg)*), - $crate::Comparison::new(left_val, right_val)) - } - } - } - }); -} - -/// Asserts that two expressions are not equal to each other (using [`PartialEq`]). -/// -/// On panic, this macro will print the values of the expressions with their -/// [`Debug`] representations. -/// -/// This is a drop in replacement for [`std::assert_ne!`]. -/// You can provide a custom panic message if desired. -/// -/// # Examples -/// -/// ``` -/// use pretty_assertions::assert_ne; -/// -/// let a = 3; -/// let b = 2; -/// assert_ne!(a, b); -/// -/// assert_ne!(a, b, "we are testing that the values are not equal"); -/// ``` -#[macro_export] -macro_rules! assert_ne { - ($left:expr, $right:expr) => ({ - $crate::assert_ne!(@ $left, $right, "", ""); - }); - ($left:expr, $right:expr,) => ({ - $crate::assert_ne!(@ $left, $right, "", ""); - }); - ($left:expr, $right:expr, $($arg:tt)+) => ({ - $crate::assert_ne!(@ $left, $right, ": ", $($arg)+); - }); - (@ $left:expr, $right:expr, $maybe_semicolon:expr, $($arg:tt)+) => ({ - match (&($left), &($right)) { - (left_val, right_val) => { - if *left_val == *right_val { - let left_dbg = ::std::format!("{:?}", &*left_val); - let right_dbg = ::std::format!("{:?}", &*right_val); - if left_dbg != right_dbg { - - ::std::panic!("assertion failed: `(left != right)`{}{}\ - \n\ - \n{}\ - \n{}: According to the `PartialEq` implementation, both of the values \ - are partially equivalent, even if the `Debug` outputs differ.\ - \n\ - \n", - $maybe_semicolon, - format_args!($($arg)+), - $crate::Comparison::new(left_val, right_val), - $crate::Style::new() - .bold() - .underline() - .paint("Note")) - } - - ::std::panic!("assertion failed: `(left != right)`{}{}\ - \n\ - \n{}:\ - \n{:#?}\ - \n\ - \n", - $maybe_semicolon, - format_args!($($arg)+), - $crate::Style::new().bold().paint("Both sides"), - left_val) - } - } - } - }); -} - -#[cfg(test)] -#[allow(clippy::eq_op)] -#[no_implicit_prelude] -mod test { - mod assert_eq { - use ::std::string::{String, ToString}; - - #[test] - fn passes() { - let a = "some value"; - crate::assert_eq!(a, a); - } - - #[test] - fn passes_unsized() { - let a: &[u8] = b"e"; - crate::assert_eq!(*a, *a); - } - - #[test] - fn passes_comparable_types() { - let s0: &'static str = "foo"; - let s1: String = "foo".to_string(); - crate::assert_eq!(s0, s1); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left == right)` - -[1mDiff[0m [31m< left[0m / [32mright >[0m : -[31m<[0m[1;48;5;52;31m666[0m -[32m>[0m[1;48;5;22;32m999[0m - -"#)] - fn fails() { - crate::assert_eq!(666, 999); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left == right)` - -[1mDiff[0m [31m< left[0m / [32mright >[0m : -[31m<[0m[1;48;5;52;31m666[0m -[32m>[0m[1;48;5;22;32m999[0m - -"#)] - fn fails_trailing_comma() { - crate::assert_eq!(666, 999,); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left == right)` - -[1mDiff[0m [31m< left[0m / [32mright >[0m : - [ - 101, -[32m> 101,[0m - ] - -"#)] - fn fails_unsized() { - let a: &[u8] = b"e"; - let b: &[u8] = b"ee"; - crate::assert_eq!(*a, *b); - } - - #[test] - #[should_panic( - expected = r#"assertion failed: `(left == right)`: custom panic message - -[1mDiff[0m [31m< left[0m / [32mright >[0m : -[31m<[0m[1;48;5;52;31m666[0m -[32m>[0m[1;48;5;22;32m999[0m - -"# - )] - fn fails_custom() { - crate::assert_eq!(666, 999, "custom panic message"); - } - - #[test] - #[should_panic( - expected = r#"assertion failed: `(left == right)`: custom panic message - -[1mDiff[0m [31m< left[0m / [32mright >[0m : -[31m<[0m[1;48;5;52;31m666[0m -[32m>[0m[1;48;5;22;32m999[0m - -"# - )] - fn fails_custom_trailing_comma() { - crate::assert_eq!(666, 999, "custom panic message",); - } - } - - mod assert_ne { - use ::std::string::{String, ToString}; - - #[test] - fn passes() { - let a = "a"; - let b = "b"; - crate::assert_ne!(a, b); - } - - #[test] - fn passes_unsized() { - let a: &[u8] = b"e"; - let b: &[u8] = b"ee"; - crate::assert_ne!(*a, *b); - } - - #[test] - fn passes_comparable_types() { - let s0: &'static str = "foo"; - let s1: String = "bar".to_string(); - crate::assert_ne!(s0, s1); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left != right)` - -[1mBoth sides[0m: -666 -"#)] - fn fails() { - crate::assert_ne!(666, 666); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left != right)` - -[1mBoth sides[0m: -666 -"#)] - fn fails_trailing_comma() { - crate::assert_ne!(666, 666,); - } - - #[test] - #[should_panic(expected = r#"assertion failed: `(left != right)` - -[1mBoth sides[0m: -[ - 101, -] - -"#)] - fn fails_unsized() { - let a: &[u8] = b"e"; - crate::assert_ne!(*a, *a); - } - - #[test] - #[should_panic( - expected = r#"assertion failed: `(left != right)`: custom panic message - -[1mBoth sides[0m: -666 -"# - )] - fn fails_custom() { - crate::assert_ne!(666, 666, "custom panic message"); - } - - #[test] - #[should_panic( - expected = r#"assertion failed: `(left != right)`: custom panic message - -[1mBoth sides[0m: -666 -"# - )] - fn fails_custom_trailing_comma() { - crate::assert_ne!(666, 666, "custom panic message",); - } - - // If the values are equal but their debug outputs are not - // show a specific warning - - #[test] - #[should_panic(expected = r#"assertion failed: `(left != right)` - -[1mDiff[0m [31m< left[0m / [32mright >[0m : -[31m<[0m[1;48;5;52;31m-[0m[31m0.0[0m -[32m>0.0[0m - -[1;4mNote[0m: According to the `PartialEq` implementation, both of the values are partially equivalent, even if the `Debug` outputs differ. - -"#)] - fn assert_ne_partial() { - // Workaround for https://github.com/rust-lang/rust/issues/47619 - // can be removed, when we require rust 1.25 or higher - struct Foo(f32); - - use ::std::fmt; - impl fmt::Debug for Foo { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - ::std::write!(f, "{:.1?}", self.0) - } - } - - impl ::std::cmp::PartialEq for Foo { - fn eq(&self, other: &Self) -> bool { - self.0 == other.0 - } - } - - crate::assert_ne!(Foo(-0.0), Foo(0.0)); - } - - // Regression tests - - #[test] - #[should_panic] - fn assert_ne_non_empty_return() { - fn not_zero(x: u32) -> u32 { - crate::assert_ne!(x, 0); - x - } - not_zero(0); - } - } -} diff --git a/vendor/pretty_assertions-0.7.2/src/printer.rs b/vendor/pretty_assertions-0.7.2/src/printer.rs deleted file mode 100644 index 172b1ed6c..000000000 --- a/vendor/pretty_assertions-0.7.2/src/printer.rs +++ /dev/null @@ -1,474 +0,0 @@ -use ansi_term::{ - Colour::{Fixed, Green, Red}, - Style, -}; -use std::fmt; - -macro_rules! paint { - ($f:expr, $colour:expr, $fmt:expr, $($args:tt)*) => ( - write!($f, "{}", $colour.paint(format!($fmt, $($args)*))) - ) -} - -const SIGN_RIGHT: char = '>'; // + > → -const SIGN_LEFT: char = '<'; // - < ← - -/// Present the diff output for two mutliline strings in a pretty, colorised manner. -pub(crate) fn write_header(f: &mut fmt::Formatter) -> fmt::Result { - writeln!( - f, - "{} {} / {} :", - Style::new().bold().paint("Diff"), - Red.paint(format!("{} left", SIGN_LEFT)), - Green.paint(format!("right {}", SIGN_RIGHT)) - ) -} - -/// Delay formatting this deleted chunk until later. -/// -/// It can be formatted as a whole chunk by calling `flush`, or the inner value -/// obtained with `take` for further processing. -#[derive(Default)] -struct LatentDeletion<'a> { - // The most recent deleted line we've seen - value: Option<&'a str>, - // The number of deleted lines we've seen, including the current value - count: usize, -} - -impl<'a> LatentDeletion<'a> { - /// Set the chunk value. - fn set(&mut self, value: &'a str) { - self.value = Some(value); - self.count += 1; - } - - /// Take the underlying chunk value, if it's suitable for inline diffing. - /// - /// If there is no value of we've seen more than one line, return `None`. - fn take(&mut self) -> Option<&'a str> { - if self.count == 1 { - self.value.take() - } else { - None - } - } - - /// If a value is set, print it as a whole chunk, using the given formatter. - /// - /// If a value is not set, reset the count to zero (as we've called `flush` twice, - /// without seeing another deletion. Therefore the line in the middle was something else). - fn flush<TWrite: fmt::Write>(&mut self, f: &mut TWrite) -> fmt::Result { - if let Some(value) = self.value { - paint!(f, Red, "{}{}", SIGN_LEFT, value)?; - writeln!(f)?; - self.value = None; - } else { - self.count = 0; - } - - Ok(()) - } -} - -// Adapted from: -// https://github.com/johannhof/difference.rs/blob/c5749ad7d82aa3d480c15cb61af9f6baa08f116f/examples/github-style.rs -// Credits johannhof (MIT License) - -/// Present the diff output for two mutliline strings in a pretty, colorised manner. -pub(crate) fn write_lines<TWrite: fmt::Write>( - f: &mut TWrite, - left: &str, - right: &str, -) -> fmt::Result { - let diff = ::diff::lines(left, right); - - let mut changes = diff.into_iter().peekable(); - let mut previous_deletion = LatentDeletion::default(); - - while let Some(change) = changes.next() { - match (change, changes.peek()) { - // If the text is unchanged, just print it plain - (::diff::Result::Both(value, _), _) => { - previous_deletion.flush(f)?; - writeln!(f, " {}", value)?; - } - // Defer any deletions to next loop - (::diff::Result::Left(deleted), _) => { - previous_deletion.flush(f)?; - previous_deletion.set(deleted); - } - // Underlying diff library should never return this sequence - (::diff::Result::Right(_), Some(::diff::Result::Left(_))) => { - panic!("insertion followed by deletion"); - } - // If we're being followed by more insertions, don't inline diff - (::diff::Result::Right(inserted), Some(::diff::Result::Right(_))) => { - previous_deletion.flush(f)?; - paint!(f, Green, "{}{}", SIGN_RIGHT, inserted)?; - writeln!(f)?; - } - // Otherwise, check if we need to inline diff with the previous line (if it was a deletion) - (::diff::Result::Right(inserted), _) => { - if let Some(deleted) = previous_deletion.take() { - write_inline_diff(f, deleted, inserted)?; - } else { - previous_deletion.flush(f)?; - paint!(f, Green, "{}{}", SIGN_RIGHT, inserted)?; - writeln!(f)?; - } - } - }; - } - - previous_deletion.flush(f)?; - Ok(()) -} - -/// Group character styling for an inline diff, to prevent wrapping each single -/// character in terminal styling codes. -/// -/// Styles are applied automatically each time a new style is given in `write_with_style`. -struct InlineWriter<'a, Writer> { - f: &'a mut Writer, - style: Style, -} - -impl<'a, Writer> InlineWriter<'a, Writer> -where - Writer: fmt::Write, -{ - fn new(f: &'a mut Writer) -> Self { - InlineWriter { - f, - style: Style::new(), - } - } - - /// Push a new character into the buffer, specifying the style it should be written in. - fn write_with_style(&mut self, c: &char, style: Style) -> fmt::Result { - // If the style is the same as previously, just write character - if style == self.style { - write!(self.f, "{}", c)?; - } else { - // Close out previous style - write!(self.f, "{}", self.style.suffix())?; - - // Store new style and start writing it - write!(self.f, "{}{}", style.prefix(), c)?; - self.style = style; - } - Ok(()) - } - - /// Finish any existing style and reset to default state. - fn finish(&mut self) -> fmt::Result { - // Close out previous style - writeln!(self.f, "{}", self.style.suffix())?; - self.style = Default::default(); - Ok(()) - } -} - -/// Format a single line to show an inline diff of the two strings given. -/// -/// The given strings should not have a trailing newline. -/// -/// The output of this function will be two lines, each with a trailing newline. -fn write_inline_diff<TWrite: fmt::Write>(f: &mut TWrite, left: &str, right: &str) -> fmt::Result { - let diff = ::diff::chars(left, right); - let mut writer = InlineWriter::new(f); - - // Print the left string on one line, with differences highlighted - let light = Red.into(); - let heavy = Red.on(Fixed(52)).bold(); - writer.write_with_style(&SIGN_LEFT, light)?; - for change in diff.iter() { - match change { - ::diff::Result::Both(value, _) => writer.write_with_style(value, light)?, - ::diff::Result::Left(value) => writer.write_with_style(value, heavy)?, - _ => (), - } - } - writer.finish()?; - - // Print the right string on one line, with differences highlighted - let light = Green.into(); - let heavy = Green.on(Fixed(22)).bold(); - writer.write_with_style(&SIGN_RIGHT, light)?; - for change in diff.iter() { - match change { - ::diff::Result::Both(value, _) => writer.write_with_style(value, light)?, - ::diff::Result::Right(value) => writer.write_with_style(value, heavy)?, - _ => (), - } - } - writer.finish() -} - -#[cfg(test)] -mod test { - use super::*; - - // ANSI terminal codes used in our outputs. - // - // Interpolate these into test strings to make expected values easier to read. - const RED_LIGHT: &str = "\u{1b}[31m"; - const GREEN_LIGHT: &str = "\u{1b}[32m"; - const RED_HEAVY: &str = "\u{1b}[1;48;5;52;31m"; - const GREEN_HEAVY: &str = "\u{1b}[1;48;5;22;32m"; - const RESET: &str = "\u{1b}[0m"; - - /// Given that both of our diff printing functions have the same - /// type signature, we can reuse the same test code for them. - /// - /// This could probably be nicer with traits! - fn check_printer<TPrint>(printer: TPrint, left: &str, right: &str, expected: &str) - where - TPrint: Fn(&mut String, &str, &str) -> fmt::Result, - { - let mut actual = String::new(); - printer(&mut actual, left, right).expect("printer function failed"); - - println!( - "## left ##\n\ - {}\n\ - ## right ##\n\ - {}\n\ - ## actual diff ##\n\ - {}\n\ - ## expected diff ##\n\ - {}", - left, right, actual, expected - ); - assert_eq!(actual, expected); - } - - #[test] - fn write_inline_diff_empty() { - let left = ""; - let right = ""; - let expected = format!( - "{red_light}<{reset}\n\ - {green_light}>{reset}\n", - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_inline_diff, left, right, &expected); - } - - #[test] - fn write_inline_diff_added() { - let left = ""; - let right = "polymerase"; - let expected = format!( - "{red_light}<{reset}\n\ - {green_light}>{reset}{green_heavy}polymerase{reset}\n", - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - green_heavy = GREEN_HEAVY, - reset = RESET, - ); - - check_printer(write_inline_diff, left, right, &expected); - } - - #[test] - fn write_inline_diff_removed() { - let left = "polyacrylamide"; - let right = ""; - let expected = format!( - "{red_light}<{reset}{red_heavy}polyacrylamide{reset}\n\ - {green_light}>{reset}\n", - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - red_heavy = RED_HEAVY, - reset = RESET, - ); - - check_printer(write_inline_diff, left, right, &expected); - } - - #[test] - fn write_inline_diff_changed() { - let left = "polymerase"; - let right = "polyacrylamide"; - let expected = format!( - "{red_light}<poly{reset}{red_heavy}me{reset}{red_light}ra{reset}{red_heavy}s{reset}{red_light}e{reset}\n\ - {green_light}>poly{reset}{green_heavy}ac{reset}{green_light}r{reset}{green_heavy}yl{reset}{green_light}a{reset}{green_heavy}mid{reset}{green_light}e{reset}\n", - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - red_heavy = RED_HEAVY, - green_heavy = GREEN_HEAVY, - reset = RESET, - ); - - check_printer(write_inline_diff, left, right, &expected); - } - - /// If one of our strings is empty, it should not be shown at all in the output. - #[test] - fn write_lines_empty_string() { - let left = ""; - let right = "content"; - let expected = format!( - "{green_light}>content{reset}\n", - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } - - /// Realistic multiline struct diffing case. - #[test] - fn write_lines_struct() { - let left = r#"Some( - Foo { - lorem: "Hello World!", - ipsum: 42, - dolor: Ok( - "hey", - ), - }, -)"#; - let right = r#"Some( - Foo { - lorem: "Hello Wrold!", - ipsum: 42, - dolor: Ok( - "hey ho!", - ), - }, -)"#; - let expected = format!( - r#" Some( - Foo {{ -{red_light}< lorem: "Hello W{reset}{red_heavy}o{reset}{red_light}rld!",{reset} -{green_light}> lorem: "Hello Wr{reset}{green_heavy}o{reset}{green_light}ld!",{reset} - ipsum: 42, - dolor: Ok( -{red_light}< "hey",{reset} -{green_light}> "hey{reset}{green_heavy} ho!{reset}{green_light}",{reset} - ), - }}, - ) -"#, - red_light = RED_LIGHT, - red_heavy = RED_HEAVY, - green_light = GREEN_LIGHT, - green_heavy = GREEN_HEAVY, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } - - /// Relistic multiple line chunks - /// - /// We can't support realistic line diffing in large blocks - /// (also, it's unclear how usefult this is) - /// - /// So if we have more than one line in a single removal chunk, disable inline diffing. - #[test] - fn write_lines_multiline_block() { - let left = r#"Proboscis -Cabbage"#; - let right = r#"Probed -Caravaggio"#; - let expected = format!( - r#"{red_light}<Proboscis{reset} -{red_light}<Cabbage{reset} -{green_light}>Probed{reset} -{green_light}>Caravaggio{reset} -"#, - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } - - /// Single deletion line, multiple insertions - no inline diffing. - #[test] - fn write_lines_multiline_insert() { - let left = r#"Cabbage"#; - let right = r#"Probed -Caravaggio"#; - let expected = format!( - r#"{red_light}<Cabbage{reset} -{green_light}>Probed{reset} -{green_light}>Caravaggio{reset} -"#, - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } - - /// Multiple deletion, single insertion - no inline diffing. - #[test] - fn write_lines_multiline_delete() { - let left = r#"Proboscis -Cabbage"#; - let right = r#"Probed"#; - let expected = format!( - r#"{red_light}<Proboscis{reset} -{red_light}<Cabbage{reset} -{green_light}>Probed{reset} -"#, - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } - - /// Regression test for multiline highlighting issue - #[test] - fn write_lines_issue12() { - let left = r#"[ - 0, - 0, - 0, - 128, - 10, - 191, - 5, - 64, -]"#; - let right = r#"[ - 84, - 248, - 45, - 64, -]"#; - let expected = format!( - r#" [ -{red_light}< 0,{reset} -{red_light}< 0,{reset} -{red_light}< 0,{reset} -{red_light}< 128,{reset} -{red_light}< 10,{reset} -{red_light}< 191,{reset} -{red_light}< 5,{reset} -{green_light}> 84,{reset} -{green_light}> 248,{reset} -{green_light}> 45,{reset} - 64, - ] -"#, - red_light = RED_LIGHT, - green_light = GREEN_LIGHT, - reset = RESET, - ); - - check_printer(write_lines, left, right, &expected); - } -} |