panic/fork test: Do not run on emscripten

ijackson · m-ou-se · ijackson · commit 8220f2f2127b · 2021-05-07T16:51:13.000+01:00
fork fails there.  The failure message is confusing: so c.status()
returns an Err, the closure panics, and the test thinks the panic was
propagated from inside the child.

Signed-off-by: Ian Jackson &lt;ijackson@chiark.greenend.org.uk&gt;
Co-authored-by: Mara Bos &lt;m-ou.se@m-ou.se&gt;
diff --git a/library/std/src/sys/unix/process/process_unix/tests.rs b/library/std/src/sys/unix/process/process_unix/tests.rs
@@ -37,6 +37,7 @@ fn exitstatus_display_tests() {
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn test_command_fork_no_unwind() {
     let got = catch_unwind(|| {
         let mut c = Command::new("echo");

Original file line number	Diff line number	Diff line change
`@@ -37,6 +37,7 @@ fn exitstatus_display_tests() {`
`37`	`37`	`}`
`38`	`38`
`39`	`39`	`#[test]`
	`40`	`+#[cfg_attr(target_os = "emscripten", ignore)]`
`40`	`41`	`fn test_command_fork_no_unwind() {`
`41`	`42`	`let got = catch_unwind(\|\| {`
`42`	`43`	`let mut c = Command::new("echo");`