C++: cc_shared_library tests for attribute added in unknown commit

RELNOTES:none
PiperOrigin-RevId: 291150536
Change-Id: Ic11732ffb76cc2e2c775f5952d0f9aeb5324ae36

examples/test_cc_shared_library/BUILD

@@ -1,6 +1,13 @@
-load("//cc:defs.bzl", "cc_binary", "cc_library")
+load("//cc:defs.bzl", "cc_binary", "cc_library", "cc_test")
 load("//examples:experimental_cc_shared_library.bzl", "cc_shared_library")
 
+cc_test(
+    name = "cc_test",
+    srcs = ["main.cc"],
+    dynamic_deps = ["foo_so"],
+    deps = ["foo"],
+)
+
 cc_binary(
     name = "binary",
     srcs = ["main.cc"],
@@ -12,6 +19,7 @@ cc_shared_library(
     name = "foo_so",
     dynamic_deps = ["bar_so"],
     preloaded_deps = ["preloaded_dep"],
+    user_link_flags = ["-Wl,-rpath,kittens"],
     visibility_file = "foo.lds",
     exports = [
         "foo",
@@ -31,7 +39,6 @@ cc_shared_library(
         # changed, the symbols from bar4 won't be exported.
         "bar4",
     ],
-    user_link_flags = ["-Wl,-rpath,kittens"],
 )
 
 cc_library(
@@ -122,6 +129,7 @@ sh_test(
     data = [
         ":bar_so",
         ":binary",
+        ":cc_test",
         ":foo_so",
     ],
 )

examples/test_cc_shared_library/cc_shared_library_integration_test.sh

@@ -50,14 +50,26 @@ function test_shared_library_user_link_flags() {
           && exit 1)
 }
 
+function do_test_binary() {
+  symbols=$(nm -D $1)
+  check_symbol_present "$symbols" "U _Z3foov"
+  $1 | (grep -q "hello 42" || (echo "Expected 'hello 42'" && exit 1))
+}
+
 function test_binary() {
   binary=$(find . -name binary)
-  symbols=$(nm -D $binary)
+  do_test_binary $binary
   check_symbol_present "$symbols" "T _Z13preloaded_depv"
-  check_symbol_present "$symbols" "U _Z3foov"
-  $binary | (grep -q "hello 42" || (echo "Expected 'hello 42'" && exit 1))
+}
+
+function test_cc_test() {
+  cc_test=$(find . -name cc_test)
+  do_test_binary $cc_test
+  check_symbol_absent "$symbols" "_Z13preloaded_depv"
+  ldd $cc_test | (grep -q "preloaded_Udep.so" || (echo "Expected '"preloaded_Udep.so"'" && exit 1))
 }
 
 test_shared_library_user_link_flags
 test_shared_library_symbols
 test_binary
+test_cc_test