diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/open_options.rs')
-rw-r--r-- | src/tools/clippy/tests/ui/open_options.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/open_options.rs b/src/tools/clippy/tests/ui/open_options.rs new file mode 100644 index 000000000..9063fafbc --- /dev/null +++ b/src/tools/clippy/tests/ui/open_options.rs @@ -0,0 +1,14 @@ +use std::fs::OpenOptions; + +#[allow(unused_must_use)] +#[warn(clippy::nonsensical_open_options)] +fn main() { + OpenOptions::new().read(true).truncate(true).open("foo.txt"); + OpenOptions::new().append(true).truncate(true).open("foo.txt"); + + OpenOptions::new().read(true).read(false).open("foo.txt"); + OpenOptions::new().create(true).create(false).open("foo.txt"); + OpenOptions::new().write(true).write(false).open("foo.txt"); + OpenOptions::new().append(true).append(false).open("foo.txt"); + OpenOptions::new().truncate(true).truncate(false).open("foo.txt"); +} |