Add strip_include_prefix textual_hdrs test

Copybara Import from #634

BEGIN_PUBLIC
Add strip_include_prefix textual_hdrs test (#634)

This is a test case for 1212a51 that
didn't merge with that PR because of the tests living in bazel vs here.

Closes #634
END_PUBLIC

COPYBARA_INTEGRATE_REVIEW=#634 from keith:ks/add-strip_include_prefix-textual_hdrs-test 81a12a5
PiperOrigin-RevId: 884321378
Change-Id: Ia914af93349ad9c1a152de3f68dfe51eff5f7c7c

Author: keith

tests/strip_include_prefix/BUILD.bazel

@@ -0,0 +1,39 @@
+# Copyright 2025 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load("@bazel_features//private:util.bzl", _bazel_version_ge = "ge")
+load("//cc:cc_library.bzl", "cc_library")
+load("//cc:cc_test.bzl", "cc_test")
+load("//cc/common:semantics.bzl", "STRIP_INCLUDE_PREFIX_APPLIES_TO_TEXTUAL_HEADERS")
+
+licenses(["notice"])
+
+_SUPPORTED = _bazel_version_ge("9.0.0-pre.20250911") and STRIP_INCLUDE_PREFIX_APPLIES_TO_TEXTUAL_HEADERS
+
+cc_library(
+    name = "lib",
+    srcs = ["nested/lib.cc"],
+    strip_include_prefix = "nested",
+    target_compatible_with = ["@platforms//:incompatible"] if not _SUPPORTED else [],
+    textual_hdrs = [
+        "nested/lib.h",
+        "not_nested.h",
+    ],
+)
+
+cc_test(
+    name = "test_include_textual",
+    srcs = ["test_include_textual.cc"],
+    deps = [":lib"],
+)

tests/strip_include_prefix/nested/lib.cc

@@ -0,0 +1,17 @@
+// Copyright 2025 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "lib.h"
+
+int foo() { return 42; }

tests/strip_include_prefix/nested/lib.h

@@ -0,0 +1,20 @@
+// Copyright 2025 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef TESTS_STRIP_INCLUDE_PREFIX_LIB_H
+#define TESTS_STRIP_INCLUDE_PREFIX_LIB_H
+
+int foo();
+
+#endif  // TESTS_STRIP_INCLUDE_PREFIX_LIB_H

tests/strip_include_prefix/not_nested.h

@@ -0,0 +1,20 @@
+// Copyright 2025 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef TESTS_STRIP_INCLUDE_PREFIX_NOT_NESTED_H
+#define TESTS_STRIP_INCLUDE_PREFIX_NOT_NESTED_H
+
+#define NOT_NESTED 42
+
+#endif  // TESTS_STRIP_INCLUDE_PREFIX_NOT_NESTED_H

tests/strip_include_prefix/test_include_textual.cc

@@ -0,0 +1,26 @@
+// Copyright 2025 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "lib.h"
+#include "not_nested.h"
+
+int main() {
+  if (foo() != 42) {
+    return 1;
+  }
+  if (NOT_NESTED != 42) {
+    return 2;
+  }
+  return 0;
+}