Add lost x_defs on test execution regression test

tests/core/go_test/x_defs/BUILD.bazel

@@ -0,0 +1,50 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+
+test_suite(
+    name = "x_defs",
+)
+
+go_test(
+    name = "foo_test",
+    srcs = ["foo_test.go"],
+    embed = [":foo"],
+    importpath = "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/foo",
+    pure = "on",
+    deps = [":bar"],
+)
+
+go_library(
+    name = "bar",
+    srcs = ["bar.go"],
+    importpath = "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/bar",
+    visibility = ["//visibility:public"],
+    x_defs = {"Bar": "Bar"},
+    deps = [
+        ":baz",
+        ":foo",
+    ],
+)
+
+go_library(
+    name = "baz",
+    srcs = ["baz.go"],
+    importpath = "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/baz",
+    visibility = ["//visibility:public"],
+    x_defs = {"Baz": "Baz"},
+    deps = [":qux"],
+)
+
+go_library(
+    name = "foo",
+    srcs = ["foo.go"],
+    importpath = "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/foo",
+    visibility = ["//visibility:public"],
+)
+
+go_library(
+    name = "qux",
+    srcs = ["qux.go"],
+    importpath = "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/qux",
+    visibility = ["//visibility:public"],
+    x_defs = {"Qux": "Qux"},
+)

tests/core/go_test/x_defs/bar.go

@@ -0,0 +1,10 @@
+package bar
+
+import (
+	"github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/baz"
+	_ "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/foo"
+)
+
+var Bar string
+var Qux = baz.Qux
+var Baz = baz.Baz

tests/core/go_test/x_defs/baz.go

@@ -0,0 +1,6 @@
+package baz
+
+import "github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/qux"
+
+var Baz string
+var Qux = qux.Qux

tests/core/go_test/x_defs/foo.go

@@ -0,0 +1 @@
+package foo

tests/core/go_test/x_defs/foo_test.go

@@ -0,0 +1,28 @@
+package foo_test
+
+import (
+	"testing"
+
+	"github.com/bazelbuild/rules_go/tests/core/go_test/x_defs/bar"
+)
+
+func TestBar(t *testing.T) {
+	Equal(t, "Bar", bar.Bar)
+}
+
+func TestBaz(t *testing.T) {
+	Equal(t, "Baz", bar.Baz)
+}
+
+func TestQux(t *testing.T) {
+	Equal(t, "Qux", bar.Qux)
+}
+
+func Equal(t *testing.T, expected string, actual string) bool {
+	if expected != actual {
+		t.Errorf("Not equal: \n"+
+			"expected: %s\n"+
+			"actual  : %s", expected, actual)
+	}
+	return true
+}

tests/core/go_test/x_defs/qux.go

@@ -0,0 +1,3 @@
+package qux
+
+var Qux string

tests/core/go_test_x_defs/BUILD.bazel

@@ -0,0 +1,48 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "bar",
+    srcs = ["bar.go"],
+    importpath = "github.com/bozaro/rules_go_xdefs/bar",
+    visibility = ["//visibility:public"],
+    x_defs = {"Bar": "Bar"},
+    deps = [
+        "//baz",
+        "//foo",
+    ],
+)
+
+go_library(
+    name = "baz",
+    srcs = ["baz.go"],
+    importpath = "github.com/bozaro/rules_go_xdefs/baz",
+    visibility = ["//visibility:public"],
+    x_defs = {"Baz": "Baz"},
+    deps = ["//qux"],
+)
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+
+go_library(
+    name = "foo",
+    srcs = ["foo.go"],
+    importpath = "github.com/bozaro/rules_go_xdefs/foo",
+    visibility = ["//visibility:public"],
+)
+
+go_test(
+    name = "foo_test",
+    srcs = ["foo_test.go"],
+    embed = [":foo"],
+    importpath = "github.com/bozaro/rules_go_xdefs/foo",
+    pure = "on",
+    deps = ["//bar"],
+)
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "qux",
+    srcs = ["qux.go"],
+    importpath = "github.com/bozaro/rules_go_xdefs/qux",
+    visibility = ["//visibility:public"],
+    x_defs = {"Qux": "Qux"},
+)