create a c10 test suite (#71907)

Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/71907

This allows us to refactor the c10 tests without anything downstream
needing to be concerned about it.
ghstack-source-id: 150235098

Test Plan: This ought to be a no-op, rely on CI to validate.

Reviewed By: malfet

Differential Revision: D33815403

fbshipit-source-id: d358d6e8b1b45b62cef73bdbfd9c7709a7075c42
(cherry picked from commit a554dbe55a28516c8db2287552194860be87f2f0)

c10/test/build.bzl

@@ -1,6 +1,14 @@
 def define_targets(rules):
-    rules.cc_test(
+    rules.test_suite(
         name = "tests",
+        tests = [
+            ":core_and_util_tests",
+        ],
+        visibility = ["//:__pkg__"],
+    )
+
+    rules.cc_test(
+        name = "core_and_util_tests",
         size = "small",
         srcs = rules.glob([
             "util/*.cpp",
@@ -18,7 +26,6 @@ def define_targets(rules):
             "//c10/util:base",
             "//c10/util:typeid",
         ],
-        visibility = ["//:__pkg__"],
     )
 
     rules.cc_library(

tools/bazel.bzl

@@ -16,4 +16,5 @@ rules = struct(
     if_cuda = if_cuda,
     requires_cuda_enabled = requires_cuda_enabled,
     select = select,
+    test_suite = native.test_suite,
 )