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Merge pull request #109 from eyre-rs/fix-color-spantrace-test

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Fix color-spantrace test due to misinterpreted relative paths
This commit is contained in:
Tei Leelo Roberts 2023-10-11 00:28:12 +02:00 committed by GitHub
commit e610c81607
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1 changed files with 17 additions and 6 deletions
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23
color-spantrace/tests/themes.rs
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@ -32,12 +32,8 @@
*/
use ansi_parser::{AnsiParser, AnsiSequence, Output};
use std::{fs, path::Path};
use tracing::instrument;
use tracing_error::ErrorLayer;
use tracing_error::SpanTrace;
use tracing_subscriber::{prelude::*, registry::Registry};
#[instrument]
fn test_capture(x: u8) -> SpanTrace {
@ -49,22 +45,37 @@ fn test_capture(x: u8) -> SpanTrace {
}
}
#[cfg(not(miri))]
#[test]
fn test_backwards_compatibility() {
use ansi_parser::{AnsiParser, AnsiSequence, Output};
use std::{fs, path::Path};
use tracing_error::ErrorLayer;
use tracing_subscriber::{prelude::*, registry::Registry};
std::env::set_var("RUST_LIB_BACKTRACE", "full");
// This integration is ran by cargo with cwd="color-spantrace", but the string literals for
// `file!` are relative to the workspace root. This changes the cwd to the workspace root.
//
// The behavior of file! when invoked from a workspace is not documented. See: <https://doc.rust-lang.org/std/macro.file.html>.
//
// Noteworthy: non-member path dependencies will get an absolute path, as will registry and git
// dependencies.
std::env::set_current_dir("..").unwrap();
Registry::default().with(ErrorLayer::default()).init();
let spantrace = test_capture(42);
let colored_spantrace = format!("{}", color_spantrace::colorize(&spantrace));
let control_file_name = "theme_control.txt";
let control_file_path = ["tests/data/", control_file_name].concat();
let control_file_path = ["color-spantrace/tests/data/", control_file_name].concat();
// If `control_file_path` is missing, save corresponding file to current working directory, and panic with the request to move these files to `control_file_path`, and to commit them to Git. Being explicit (instead of saving directly to `control_file_path` to make sure `control_file_path` is committed to Git. These files anyway should never be missing.
if !Path::new(&control_file_path).is_file() {
std::fs::write(control_file_name, &colored_spantrace)
.expect("\n\nError saving `colored_spanntrace` to a file");
.expect("\n\nError saving `colored_spantrace` to a file");
panic!("Required test data missing! Fix this, by moving '{}' to '{}', and commit it to Git.\n\nNote: '{0}' was just generated in the current working directory.\n\n", control_file_name, control_file_path);
}