bazel work

gtest.BUILD

@@ -0,0 +1,13 @@
+cc_library(
+    name = "main",
+    srcs = glob(
+        ["src/*.cc"],
+        exclude = ["src/gtest-all.cc"]
+    ),
+    hdrs = glob([
+        "include/**/*.h",
+        "src/*.h"
+    ]),
+    copts = ["-Iexternal/gtest/include"],
+    visibility = ["//visibility:public"],
+)