carbon-language/carbon-lang
1
0
Fork 0
mirror of https://github.com/carbon-language/carbon-lang.git synced 2026-09-24 15:00:10 +01:00
Code Issues Packages Projects Releases 10 Wiki Activity

Add a test for importing a C++ namespace indirectly (#6075)

Browse Source 
Part of #6060.
This commit is contained in:
Boaz Brickner
2025-09-16 14:25:31 +00:00
committed by GitHub
parent 9b35640a31
commit c24975d3a5
1 changed files with 66 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
toolchain/check/testdata/interop/cpp/import.carbon
Vendored
+66 -6
View File
@@ -10,25 +10,65 @@
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interop/cpp/import.carbon
// --- header.h
// ============================================================================
// Import C++ namespace indirectly
// ============================================================================
// --- namespace.h
namespace MyNamespace {
class MyClass {};
} // namespace MyNamespace
// --- namespace_api.carbon
library "[[@TEST_NAME]]";
import Cpp library "namespace.h";
alias MyNamespaceAlias = Cpp.MyNamespace;
// --- fail_todo_import_namespace_api.carbon
library "[[@TEST_NAME]]";
import library "namespace_api";
fn F() {
//@dump-sem-ir-begin
// CHECK:STDERR: fail_todo_import_namespace_api.carbon:[[@LINE+4]]:10: error: member name `MyClass` not found in `Cpp.MyNamespace` [MemberNameNotFoundInInstScope]
// CHECK:STDERR: var x: MyNamespaceAlias.MyClass;
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR:
var x: MyNamespaceAlias.MyClass;
//@dump-sem-ir-end
}
// ============================================================================
// Import C++ function indirectly
// ============================================================================
// --- function.h
auto foo_short(short x) -> void;
auto foo_int(int x) -> void;
// --- api.carbon
// --- function_api.carbon
library "[[@TEST_NAME]]";
import Cpp library "header.h";
import Cpp library "function.h";
alias FooShort = Cpp.foo_short;
alias FooInt = Cpp.foo_int;
// --- import_api.carbon
// --- todo_import_function_api.carbon
library "[[@TEST_NAME]]";
import library "api";
import library "function_api";
// TODO: Fix this test as a follow-up of https://github.com/carbon-language/carbon-lang/pull/5891.
fn F() {
@@ -38,7 +78,27 @@ fn F() {
//@dump-sem-ir-end
}
// CHECK:STDOUT: --- import_api.carbon
// CHECK:STDOUT: --- fail_todo_import_namespace_api.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: name_binding_decl {
// CHECK:STDOUT: %x.patt: <error> = binding_pattern x [concrete]
// CHECK:STDOUT: %x.var_patt: <error> = var_pattern %x.patt [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT: %x.var: ref <error> = var %x.var_patt [concrete = <error>]
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %x: <error> = bind_name x, <error> [concrete = <error>]
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- todo_import_function_api.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: }