Print diffs when tests fail

This commit is contained in:
Max Brunsfeld 2019-01-07 22:01:40 -08:00
parent 20fcffb393
commit 6c4d00aad5
4 changed files with 35 additions and 10 deletions

7
Cargo.lock generated
View file

@ -156,6 +156,11 @@ dependencies = [
"cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "difference"
version = "2.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "dirs"
version = "1.0.4"
@ -643,6 +648,7 @@ version = "0.1.0"
dependencies = [
"ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
"clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
"difference 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"dirs 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
"hashbrown 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
"ignore 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
@ -764,6 +770,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2449aaa4ec7ef96e5fb24db16024b935df718e9ae1cec0a1e68feeca2efca7b8"
"checksum crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "677d453a17e8bd2b913fa38e8b9cf04bcdbb5be790aa294f2389661d72036015"
"checksum crossbeam-utils 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c55913cc2799171a550e307918c0a360e8c16004820291bf3b638969b4a01816"
"checksum difference 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
"checksum dirs 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "88972de891f6118092b643d85a0b28e0678e0f948d7f879aa32f2d5aafe97d2a"
"checksum failure 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "6dd377bcc1b1b7ce911967e3ec24fa19c3224394ec05b54aa7b083d498341ac7"
"checksum failure_derive 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "64c2d913fe8ed3b6c6518eedf4538255b989945c14c2a7d5cbff62a5e2120596"

View file

@ -10,6 +10,7 @@ path = "src/main.rs"
[dependencies]
ansi_term = "0.11"
difference = "2.0"
lazy_static = "1.2.0"
smallbitvec = "2.3.0"
clap = "2.32"

View file

@ -74,9 +74,7 @@ fn run() -> error::Result<()> {
generate::generate_parser_for_grammar(&grammar_path, minimize, state_ids_to_log)?;
println!("{}", code);
return Ok(());
}
if let Some(_matches) = matches.subcommand_matches("test") {
} else if let Some(_matches) = matches.subcommand_matches("test") {
let corpus_path = current_dir.join("corpus");
let home_dir = dirs::home_dir().unwrap();
let mut loader = Loader::new(home_dir.join(".tree-sitter"));
@ -85,9 +83,7 @@ fn run() -> error::Result<()> {
} else {
eprintln!("No language found");
}
}
if let Some(matches) = matches.subcommand_matches("parse") {
} else if let Some(matches) = matches.subcommand_matches("parse") {
loader.find_parsers(&vec![home_dir.join("github")])?;
let source_path = Path::new(matches.value_of("path").unwrap());
if let Some((language, _)) = loader.language_for_file_name(source_path)? {

View file

@ -1,5 +1,6 @@
use super::error::Result;
use ansi_term::Colour;
use difference::{Changeset, Difference};
use regex::bytes::{Regex as ByteRegex, RegexBuilder as ByteRegexBuilder};
use regex::Regex;
use std::char;
@ -55,10 +56,30 @@ pub fn run_tests_at_path(language: Language, path: &Path) -> Result<()> {
println!("{} failures:", failures.len())
}
for (name, actual, expected) in failures {
println!("\n {}:", name);
println!(" Expected: {}", expected);
println!(" Actual: {}", actual);
println!(
"\n{} / {}",
Colour::Green.paint("expected"),
Colour::Red.paint("actual")
);
for (i, (name, actual, expected)) in failures.iter().enumerate() {
println!("\n {}. {}:", i + 1, name);
let changeset = Changeset::new(actual, expected, " ");
print!(" ");
for diff in &changeset.diffs {
match diff {
Difference::Same(part) => {
print!("{}{}", part, changeset.split);
}
Difference::Add(part) => {
print!("{}{}", Colour::Green.paint(part), changeset.split);
}
Difference::Rem(part) => {
print!("{}{}", Colour::Red.paint(part), changeset.split);
}
}
}
println!("");
}
}