xtask: Add --loom argument to test

For now filter to only rtic-sync in ci subcommand

xtask/src/argument_parsing.rs

@@ -93,7 +93,7 @@ impl Package {
 pub struct TestMetadata {}
 
 impl TestMetadata {
-    pub fn match_package(package: Package, backend: Backends) -> CargoCommand<'static> {
+    pub fn match_package(package: Package, backend: Backends, loom: bool) -> CargoCommand<'static> {
         match package {
             Package::Rtic => {
                 let features = Some(backend.to_target().and_features(backend.to_rtic_feature()));
@@ -102,6 +102,7 @@ impl TestMetadata {
                     features,
                     test: Some("ui".to_owned()),
                     deny_warnings: true,
+                    loom,
                 }
             }
             Package::RticMacros => CargoCommand::Test {
@@ -109,30 +110,35 @@ impl TestMetadata {
                 features: Some(backend.to_rtic_macros_feature().to_owned()),
                 test: None,
                 deny_warnings: true,
+                loom,
             },
             Package::RticSync => CargoCommand::Test {
                 package: Some(package.name()),
                 features: Some("testing".to_owned()),
                 test: None,
                 deny_warnings: true,
+                loom,
             },
             Package::RticCommon => CargoCommand::Test {
                 package: Some(package.name()),
                 features: Some("testing".to_owned()),
                 test: None,
                 deny_warnings: true,
+                loom,
             },
             Package::RticMonotonics => CargoCommand::Test {
                 package: Some(package.name()),
                 features: None,
                 test: None,
                 deny_warnings: true,
+                loom,
             },
             Package::RticTime => CargoCommand::Test {
                 package: Some(package.name()),
                 features: Some("critical-section/std".into()),
                 test: None,
                 deny_warnings: true,
+                loom,
             },
         }
     }
@@ -489,7 +495,7 @@ pub enum Commands {
     Doc(Arg),
 
     /// Run tests
-    Test(PackageOpt),
+    Test(TestOpt),
 
     /// Build books with mdbook
     Book(Arg),
@@ -511,12 +517,21 @@ pub struct FormatOpt {
 }
 
 #[derive(Args, Debug, Clone, Default)]
+pub struct TestOpt {
+    #[clap(flatten)]
+    pub package: PackageOpt,
+    /// Should tests be loom tests
+    #[clap(short, long)]
+    pub loom: bool,
+}
+
+#[derive(Args, Debug, Clone, Copy, Default)]
 /// Restrict to package, or run on whole workspace
 pub struct PackageOpt {
     /// For which package/workspace member to operate
     ///
     /// If omitted, work on all
-    package: Option<Package>,
+    pub package: Option<Package>,
 }
 
 impl PackageOpt {

xtask/src/cargo_command.rs

@@ -94,6 +94,7 @@ pub enum CargoCommand<'a> {
         features: Option<String>,
         test: Option<String>,
         deny_warnings: bool,
+        loom: bool,
     },
     Book {
         arguments: Option<ExtraArguments>,
@@ -336,6 +337,7 @@ impl core::fmt::Display for CargoCommand<'_> {
                 features,
                 test,
                 deny_warnings,
+                loom: _,
             } => {
                 let p = p(package);
                 let test = test
@@ -576,15 +578,23 @@ impl<'a> CargoCommand<'a> {
                 test,
                 // deny_warnings is exposed through `extra_env`
                 deny_warnings: _,
+                loom,
             } => {
-                let extra = if let Some(test) = test {
+                let mut extra = if let Some(test) = test {
                     vec!["--test", test]
                 } else {
                     vec![]
                 };
+
+                let cargofeatures = if *loom {
+                    extra.push(" --lib");
+                    &None
+                } else {
+                    features
+                };
                 let package = p(package);
                 let extra = extra.into_iter().chain(package);
-                self.build_args(false, &None, features, None, extra)
+                self.build_args(false, &None, cargofeatures, None, extra)
             }
             CargoCommand::Book { arguments } => {
                 let mut args = vec![];
@@ -740,14 +750,33 @@ impl<'a> CargoCommand<'a> {
 
             CargoCommand::Check { deny_warnings, .. }
             | CargoCommand::ExampleCheck { deny_warnings, .. }
-            | CargoCommand::Build { deny_warnings, .. }
+            | CargoCommand::Build { deny_warnings, .. } => {
-            | CargoCommand::Test { deny_warnings, .. } => {
                 if *deny_warnings {
                     Some(("RUSTFLAGS", "-D warnings".to_string()))
                 } else {
                     None
                 }
             }
+            CargoCommand::Test {
+                deny_warnings,
+                loom,
+                ..
+            } => {
+                let mut combined_flags = vec![""];
+
+                if *deny_warnings {
+                    combined_flags.push("-D warnings");
+                }
+                if *loom {
+                    combined_flags.push("--cfg loom");
+                }
+                if !combined_flags.is_empty() {
+                    let rust_flags = combined_flags.join(" ").to_string();
+                    Some(("RUSTFLAGS", rust_flags))
+                } else {
+                    None
+                }
+            }
             _ => None,
         }
     }

xtask/src/cargo_test

@@ -0,0 +1 @@
+

xtask/src/main.rs

@@ -3,7 +3,7 @@ mod build;
 mod cargo_command;
 mod run;
 
-use argument_parsing::{ExtraArguments, FormatOpt, PackageOpt};
+use argument_parsing::{ExtraArguments, FormatOpt, Package, PackageOpt, TestOpt};
 use clap::Parser;
 use core::fmt;
 use std::{path::Path, str};
@@ -181,6 +181,14 @@ fn main() -> anyhow::Result<()> {
     // Default set of all packages
     // CI always runs on all packages
     let package = PackageOpt::default();
+    let testopts = TestOpt::default();
+    // Currently only rtic-sync supports loom tests
+    let testoptsloom = TestOpt {
+        loom: true,
+        package: PackageOpt {
+            package: Some(Package::RticSync),
+        },
+    };
 
     let final_run_results = match &cli.command {
         Commands::AllCi(args) => {
@@ -263,7 +271,12 @@ fn main() -> anyhow::Result<()> {
                 return handle_results(globals, results)
                     .map_err(|_| anyhow::anyhow!("Commands failed"));
             }
-            results.append(&mut cargo_test(globals, &package, backend));
+            results.append(&mut cargo_test(globals, &testopts, backend));
+            if args.failearly {
+                return handle_results(globals, results)
+                    .map_err(|_| anyhow::anyhow!("Commands failed"));
+            }
+            results.append(&mut cargo_test(globals, &testoptsloom, backend));
             if args.failearly {
                 return handle_results(globals, results)
                     .map_err(|_| anyhow::anyhow!("Commands failed"));

xtask/src/run.rs

@@ -17,7 +17,7 @@ use iter::{into_iter, CoalescingRunner};
 use crate::{
     argument_parsing::{
         Backends, BuildOrCheck, ExtraArguments, FormatOpt, Globals, PackageOpt, Platforms,
-        TestMetadata,
+        TestMetadata, TestOpt,
     },
     cargo_command::{BuildMode, CargoCommand},
 };
@@ -341,14 +341,15 @@ pub fn cargo_doc<'c>(
 /// If no package is specified, loop through all packages
 pub fn cargo_test<'c>(
     globals: &Globals,
-    package: &'c PackageOpt,
+    testopts: &'c TestOpt,
     backend: Backends,
 ) -> Vec<FinalRunResult<'c>> {
     info!("Running cargo test on backend: {backend:?}");
+    let TestOpt { package, loom } = testopts;
     package
         .packages()
         .map(|p| {
-            let meta = TestMetadata::match_package(p, backend);
+            let meta = TestMetadata::match_package(p, backend, *loom);
             (globals, meta, false)
         })
         .run_and_coalesce()