add --nocapture tests

Author: stupendoussuperpowers

tests/testsuite/test.rs

@@ -4792,6 +4792,20 @@ error: test failed, to rerun pass `--test t1`
 [RUNNING] tests/t2.rs (target/debug/deps/t2[..])
 error: test failed, to rerun pass `--test t2`
 
+Caused by:
+  process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
+",
+        )
+        .with_status(4)
+        .run();
+
+    p.cargo("test --test t2 -- --nocapture")
+        .with_stderr(
+            "\
+[FINISHED] test [..]
+[RUNNING] tests/t2.rs (target/debug/deps/t2[..])
+error: test failed, to rerun pass `--test t2`
+
 Caused by:
   process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
 ",
@@ -4809,6 +4823,27 @@ error: test failed, to rerun pass `--test t1`
 [RUNNING] tests/t2.rs (target/debug/deps/t2[..])
 error: test failed, to rerun pass `--test t2`
 
+Caused by:
+  process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
+error: 2 targets failed:
+    `--test t1`
+    `--test t2`
+",
+        )
+        .with_status(101)
+        .run();
+
+    p.cargo("test --no-fail-fast -- --nocapture")
+        .with_stderr(
+            "\
+[FINISHED] test [..]
+[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
+thread 't' panicked at 'this is a normal error', tests/t1[..]
+note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
+error: test failed, to rerun pass `--test t1`
+[RUNNING] tests/t2.rs (target/debug/deps/t2[..])
+error: test failed, to rerun pass `--test t2`
+
 Caused by:
   process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
 error: 2 targets failed: