Use niceness to control non-realtime threads.

.github/workflows/ci.yml

@@ -56,9 +56,17 @@ jobs:
         if: matrix.features == ''
         run: cargo build --all-features
 
-      - name: Test all features (other)
-        if: matrix.features == '' && runner.os != 'Linux'
-        run: cargo test --all-features -- --skip set_deadline_policy
+      - name: Test all features (macos)
+        if: matrix.features == '' && runner.os == 'macOS'
+        run: sudo -E /Users/runner/.cargo/bin/cargo test --all-features
+
+      - name: Test all features (Windows)
+        if: matrix.features == '' && runner.os == 'Windows'
+        run: cargo test --all-features
+
+      - name: Test all features (non-linux and non-macOS)
+        if: matrix.features == '' && runner.os != 'Linux' && runner.os != 'macOS' && runner.os != 'Windows'
+        run: sudo -E /home/runner/.cargo/bin/cargo test --all-features -- --skip set_deadline_policy
 
       - name: Test all features (Linux)
         if: matrix.features == '' && runner.os == 'Linux'

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "thread-priority"
-version = "0.8.2"
+version = "0.9.0"
 authors = ["Victor Polevoy <[email protected]>"]
 description = "Library for managing threads priority and schedule policies"
 repository = "https://github.com/vityafx/thread-priority"
@@ -12,7 +12,7 @@ categories = ["concurrency", "asynchronous", "os"]
 edition = "2018"
 
 [dev-dependencies]
-rstest = "0.12"
+rstest = "0.13"
 
 [dependencies]
 log = "0.4"

src/lib.rs

@@ -165,12 +165,18 @@ pub enum Error {
 /// ```
 #[derive(Copy, Clone, Debug, Default, Eq, PartialEq, Ord, PartialOrd, Hash)]
 pub struct ThreadPriorityValue(u8);
+impl ThreadPriorityValue {
+    /// The maximum value for a thread priority.
+    pub const MAX: u8 = 100;
+    /// The minimum value for a thread priority.
+    pub const MIN: u8 = 0;
+}
 
 impl std::convert::TryFrom<u8> for ThreadPriorityValue {
     type Error = &'static str;
 
     fn try_from(value: u8) -> Result<Self, Self::Error> {
-        if (0..=99).contains(&value) {
+        if (Self::MIN..Self::MAX).contains(&value) {
             Ok(Self(value))
         } else {
             Err("The value is not in the range of [0;99]")