TudbuT/helix-mods
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use a read only file to ensure write failure

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This commit is contained in:
Skyler Hawthorne 2022-04-30 00:35:00 -04:00
parent ef8fe5a5ce
commit acf931709a
3 changed files with 29 additions and 5 deletions
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4
helix-term/tests/integration/commands.rs
View file

@ -10,10 +10,12 @@ use super::*;
#[tokio::test]
async fn test_write_quit_fail() -> anyhow::Result<()> {
let file = helpers::new_readonly_tempfile()?;
test_key_sequence(
&mut Application::new(
Args {
files: vec![(PathBuf::from("/foo"), Position::default())],
files: vec![(file.path().to_path_buf(), Position::default())],
..Default::default()
},
Config::default(),

12
helix-term/tests/integration/helpers.rs
View file

@ -5,6 +5,7 @@ use crossterm::event::{Event, KeyEvent};
use helix_core::{test, Selection, Transaction};
use helix_term::{application::Application, args::Args, config::Config};
use helix_view::{doc, input::parse_macro};
use tempfile::NamedTempFile;
use tokio_stream::wrappers::UnboundedReceiverStream;
#[derive(Clone, Debug)]
@ -155,3 +156,14 @@ pub fn platform_line(input: &str) -> String {
output
}
/// Creates a new temporary file that is set to read only. Useful for
/// testing write failures.
pub fn new_readonly_tempfile() -> anyhow::Result<NamedTempFile> {
let mut file = tempfile::NamedTempFile::new()?;
let metadata = file.as_file().metadata()?;
let mut perms = metadata.permissions();
perms.set_readonly(true);
file.as_file_mut().set_permissions(perms)?;
Ok(file)
}

18
helix-term/tests/integration/write.rs
View file

@ -75,10 +75,12 @@ async fn test_write_concurrent() -> anyhow::Result<()> {
#[tokio::test]
async fn test_write_fail_mod_flag() -> anyhow::Result<()> {
let file = helpers::new_readonly_tempfile()?;
test_key_sequences(
&mut Application::new(
Args {
files: vec![(PathBuf::from("/foo"), Position::default())],
files: vec![(file.path().to_path_buf(), Position::default())],
..Default::default()
},
Config::default(),
@ -116,6 +118,8 @@ async fn test_write_fail_mod_flag() -> anyhow::Result<()> {
#[tokio::test]
async fn test_write_fail_new_path() -> anyhow::Result<()> {
let file = helpers::new_readonly_tempfile()?;
test_key_sequences(
&mut Application::new(Args::default(), Config::default())?,
vec![
@ -123,15 +127,21 @@ async fn test_write_fail_new_path() -> anyhow::Result<()> {
None,
Some(&|app| {
let doc = doc!(app.editor);
assert_eq!(None, app.editor.get_status());
assert_ne!(
Some(&Severity::Error),
app.editor.get_status().map(|status| status.1)
);
assert_eq!(None, doc.path());
}),
),
(
Some(":w /foo<ret>"),
Some(&format!(":w {}<ret>", file.path().to_string_lossy())),
Some(&|app| {
let doc = doc!(app.editor);
assert_eq!(&Severity::Error, app.editor.get_status().unwrap().1);
assert_eq!(
Some(&Severity::Error),
app.editor.get_status().map(|status| status.1)
);
assert_eq!(None, doc.path());
}),
),