parallel-task-fast.png...

parallel-task-slow.png...

            run ":aPing", ":bPing", ":cPing", ":dPing"
        }
    }

    def "tasks are run in parallel if there are tasks without async work running in a different project using --parallel"() {
        given:
        executer.beforeExecute {
            withArgument("--parallel")
        }
        withParallelThreads(3)

        expect:
        2.times {

		if got := recover(); got != want {
			t.Fatalf("expected panic; got %#v want %q", got, want)
		}
	}()

	t.Parallel()

	t.Setenv("GO_TEST_KEY_1", "value")
}

func TestSetenvWithParallelParentBeforeSetenv(t *testing.T) {
	t.Parallel()

	t.Run("child", func(t *testing.T) {
		defer func() {

	Run(fn func(t TestContext))
	// RunParallel runs this test in parallel with other children of the same parent test/suite. Under the hood,
	// this relies on Go's t.Parallel() and will, therefore, have the same behavior.
	//
	// A parallel test will run in parallel with siblings that share the same parent test. The parent test function
	// will exit before the parallel children are executed. It should be noted that if the parent test is prevented

                                                bool is_fetch_op) const;

  // Returns the parallel ids of the op.
  ParallelIdsMap GetParallelIdsMap(Operation* op);

  // Converts from read/write state that relates ops with the same parallel id
  // to a set of last accesses for use with other parallel ids. Reads/writes
  // between parallel ids are conservatively approximated as writes.

            status, TF_INVALID_ARGUMENT,
            absl::StrCat(
                "Got a non-parallel tensor ",
                tensorflow::unwrap(absl::get<TFE_TensorHandle*>(input))
                    ->DebugString(),
                " as input to a parallel operation. First pack non-parallel "
                "tensors for each device into a parallel tensor explicitly.")
                .c_str());
        return absl::nullopt;
      }

// function literal that calls t.Parallel.
//
// In practice, users rely on the fact that statements before the call to
// t.Parallel are synchronous. For example by declaring test := test inside the
// function literal, but before the call to t.Parallel.
//
// Therefore, we only flag references in statements that are obviously
// dominated by a call to t.Parallel. As a simple heuristic, we only consider

	"internal/testenv"
	"os"
	"os/exec"
	"runtime"
	"strconv"
	"strings"
	"testing"
	"time"
)

func TestCgoCrashHandler(t *testing.T) {
	t.Parallel()
	testCrashHandler(t, true)
}

func TestCgoSignalDeadlock(t *testing.T) {
	// Don't call t.Parallel, since too much work going on at the
	// same time can cause the testprogcgo code to overrun its
	// timeouts (issue #18598).

	case "plan9":
		t.Skipf("not supported on %s", runtime.GOOS)
	}
	t.Parallel()

	for _, network := range []string{"tcp", "unix", "unixpacket"} {
		network := network
		t.Run(network, func(t *testing.T) {
			if !testableNetwork(network) {
				t.Skipf("network %s is not testable on the current platform", network)
			}
			t.Parallel()

			ln := newLocalListener(t, network)
			switch network {