mark cachelock tests that rely on interprocess blocking behaviour as unsuported on AIX

Author: Uyiosa Iyekekpolor

tests/testsuite/cache_lock.rs

@@ -112,6 +112,7 @@ fn multiple_shared() {
     a_b_nested(CacheLockMode::Shared, CacheLockMode::Shared);
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn multiple_shared_separate() {
     // Test that two independent shared locks are safe to acquire at the same time.
@@ -213,6 +214,7 @@ fn readonly() {
     }
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn download_then_shared_separate() {
     a_then_b_separate_not_blocked(
@@ -222,6 +224,7 @@ fn download_then_shared_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn shared_then_download_separate() {
     a_then_b_separate_not_blocked(
@@ -231,6 +234,7 @@ fn shared_then_download_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn multiple_download_separate() {
     // Test that with two independent download locks, the second blocks until
@@ -241,6 +245,7 @@ fn multiple_download_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn multiple_mutate_separate() {
     // Test that with two independent mutate locks, the second blocks until
@@ -251,11 +256,13 @@ fn multiple_mutate_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn shared_then_mutate_separate() {
     a_then_b_separate_blocked(CacheLockMode::Shared, CacheLockMode::MutateExclusive);
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn download_then_mutate_separate() {
     a_then_b_separate_blocked(
@@ -264,6 +271,7 @@ fn download_then_mutate_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn mutate_then_download_separate() {
     a_then_b_separate_blocked(
@@ -272,6 +280,7 @@ fn mutate_then_download_separate() {
     );
 }
 
+#[cfg_attr(target_os = "aix", ignore = "Test fails on AIX due to unsupported flock behaviour")]
 #[cargo_test]
 fn mutate_then_shared_separate() {
     a_then_b_separate_blocked(CacheLockMode::MutateExclusive, CacheLockMode::Shared);