Allow all tests to run in single-threaded mode.

Author: andriyDev

crates/bevy_asset/src/lib.rs

@@ -894,10 +894,6 @@ mod tests {
 
     #[test]
     fn load_dependencies() {
-        // The particular usage of GatedReader in this test will cause deadlocking if running single-threaded
-        #[cfg(not(feature = "multi_threaded"))]
-        panic!("This test requires the \"multi_threaded\" feature, otherwise it will deadlock.\ncargo test --package bevy_asset --features multi_threaded");
-
         let dir = Dir::default();
 
         let a_path = "a.cool.ron";
@@ -1202,10 +1198,6 @@ mod tests {
 
     #[test]
     fn failure_load_states() {
-        // The particular usage of GatedReader in this test will cause deadlocking if running single-threaded
-        #[cfg(not(feature = "multi_threaded"))]
-        panic!("This test requires the \"multi_threaded\" feature, otherwise it will deadlock.\ncargo test --package bevy_asset --features multi_threaded");
-
         let dir = Dir::default();
 
         let a_path = "a.cool.ron";
@@ -1335,10 +1327,6 @@ mod tests {
 
     #[test]
     fn dependency_load_states() {
-        // The particular usage of GatedReader in this test will cause deadlocking if running single-threaded
-        #[cfg(not(feature = "multi_threaded"))]
-        panic!("This test requires the \"multi_threaded\" feature, otherwise it will deadlock.\ncargo test --package bevy_asset --features multi_threaded");
-
         let a_path = "a.cool.ron";
         let a_ron = r#"
 (
@@ -1474,10 +1462,6 @@ mod tests {
 
     #[test]
     fn manual_asset_management() {
-        // The particular usage of GatedReader in this test will cause deadlocking if running single-threaded
-        #[cfg(not(feature = "multi_threaded"))]
-        panic!("This test requires the \"multi_threaded\" feature, otherwise it will deadlock.\ncargo test --package bevy_asset --features multi_threaded");
-
         let dir = Dir::default();
         let dep_path = "dep.cool.ron";
 
@@ -1575,10 +1559,6 @@ mod tests {
 
     #[test]
     fn load_folder() {
-        // The particular usage of GatedReader in this test will cause deadlocking if running single-threaded
-        #[cfg(not(feature = "multi_threaded"))]
-        panic!("This test requires the \"multi_threaded\" feature, otherwise it will deadlock.\ncargo test --package bevy_asset --features multi_threaded");
-
         let dir = Dir::default();
 
         let a_path = "text/a.cool.ron";