Change test suite's include_prefix to match workspace path

tests/BUCK

@@ -26,10 +26,9 @@ cxx_library(
         ":bridge/source",
         ":module/source",
     ],
-    header_namespace = "cxx-test-suite",
     headers = {
-        "lib.rs.h": ":bridge/header",
-        "tests.h": "ffi/tests.h",
+        "ffi/lib.rs.h": ":bridge/header",
+        "ffi/tests.h": "ffi/tests.h",
     },
     deps = ["//:core"],
 )

tests/BUILD

@@ -29,8 +29,6 @@ cc_library(
         ":module/source",
     ],
     hdrs = ["ffi/tests.h"],
-    include_prefix = "cxx-test-suite",
-    strip_include_prefix = "ffi",
     deps = [
         ":bridge/include",
         "//:core",
@@ -40,15 +38,11 @@ cc_library(
 rust_cxx_bridge(
     name = "bridge",
     src = "ffi/lib.rs",
-    include_prefix = "cxx-test-suite",
-    strip_include_prefix = "ffi",
     deps = [":impl"],
 )
 
 rust_cxx_bridge(
     name = "module",
     src = "ffi/module.rs",
-    include_prefix = "cxx-test-suite",
-    strip_include_prefix = "ffi",
     deps = [":impl"],
 )

tests/ffi/build.rs

@@ -1,8 +1,11 @@
+use cxx_build::CFG;
+
 fn main() {
     if cfg!(trybuild) {
         return;
     }
 
+    CFG.include_prefix = "tests/ffi";
     let sources = vec!["lib.rs", "module.rs"];
     cxx_build::bridges(sources)
         .file("tests.cc")

tests/ffi/lib.rs

@@ -23,7 +23,7 @@ pub mod ffi {
     }
 
     extern "C" {
-        include!("cxx-test-suite/tests.h");
+        include!("tests/ffi/tests.h");
 
         type C;
 

tests/ffi/module.rs

@@ -4,7 +4,7 @@
 #[cxx::bridge(namespace = tests)]
 pub mod ffi {
     extern "C" {
-        include!("cxx-test-suite/tests.h");
+        include!("tests/ffi/tests.h");
 
         type C = crate::ffi::C;
 

tests/ffi/tests.cc

@@ -1,5 +1,5 @@
-#include "cxx-test-suite/tests.h"
-#include "cxx-test-suite/lib.rs.h"
+#include "tests/ffi/tests.h"
+#include "tests/ffi/lib.rs.h"
 #include <cstring>
 #include <iterator>
 #include <numeric>

tools/bazel/rust_cxx_bridge.bzl

@@ -1,12 +1,7 @@
 load("@bazel_skylib//rules:run_binary.bzl", "run_binary")
 load("@rules_cc//cc:defs.bzl", "cc_library")
 
-def rust_cxx_bridge(
-        name,
-        src,
-        include_prefix = None,
-        strip_include_prefix = None,
-        deps = []):
+def rust_cxx_bridge(name, src, deps = []):
     native.alias(
         name = "%s/header" % name,
         actual = src + ".h",
@@ -43,6 +38,4 @@ def rust_cxx_bridge(
     cc_library(
         name = "%s/include" % name,
         hdrs = [src + ".h"],
-        include_prefix = include_prefix,
-        strip_include_prefix = strip_include_prefix,
     )