Add e2e test for Go support.

--
Change-Id: I6b76e1fe76ae8a640b2ab7d70cc8bfda50801b74
Reviewed-on: https://bazel-review.googlesource.com/#/c/2160
MOS_MIGRATED_REVID=105854761

3 files changed, 29 insertions, 1 deletions

diff --git a/tools/build_rules/go/BUILD b/tools/build_rules/go/BUILD
index 67cb1e21da..7603ba5a47 100644
--- a/tools/build_rules/go/BUILD
+++ b/tools/build_rules/go/BUILD
@@ -1,3 +1,10 @@
 package(
     default_visibility = ["//visibility:public"],
 )
+
+filegroup(
+    name = "srcs",
+    srcs = [
+        "def.bzl",
+    ],
+)
diff --git a/tools/build_rules/go/toolchain/BUILD b/tools/build_rules/go/toolchain/BUILD
index f08457e531..d2fae56cc9 100644
--- a/tools/build_rules/go/toolchain/BUILD
+++ b/tools/build_rules/go/toolchain/BUILD
@@ -1,4 +1,6 @@
-# TODO(bazel-team): support darwin.
+package(
+    default_visibility = ["//src:__subpackages__"],
+)
 
 filegroup(
     name = "toolchain",
@@ -17,3 +19,14 @@ filegroup(
     }),
     visibility = ["//visibility:public"],
 )
+
+filegroup(
+    name = "srcs",
+    srcs = [
+        "BUILD",
+        "BUILD.go-toolchain",
+        "WORKSPACE.go-toolchain",
+        ":go_tool",
+        ":toolchain",
+    ],
+)
diff --git a/tools/build_rules/go/tools/BUILD b/tools/build_rules/go/tools/BUILD
index 1bf9bfe159..0c118ab38b 100644
--- a/tools/build_rules/go/tools/BUILD
+++ b/tools/build_rules/go/tools/BUILD
@@ -7,3 +7,11 @@ go_binary(
     name = "generate_test_main",
     srcs = ["generate_test_main.go"],
 )
+
+filegroup(
+    name = "srcs",
+    srcs = [
+        "BUILD",
+        "generate_test_main.go",
+    ],
+)