xref: /aosp_15_r20/build/soong/rust/proc_macro_test.go (revision 333d2b3687b3a337dbcca9d65000bca186795e39)
1*333d2b36SAndroid Build Coastguard Worker// Copyright 2021 The Android Open Source Project
2*333d2b36SAndroid Build Coastguard Worker//
3*333d2b36SAndroid Build Coastguard Worker// Licensed under the Apache License, Version 2.0 (the "License");
4*333d2b36SAndroid Build Coastguard Worker// you may not use this file except in compliance with the License.
5*333d2b36SAndroid Build Coastguard Worker// You may obtain a copy of the License at
6*333d2b36SAndroid Build Coastguard Worker//
7*333d2b36SAndroid Build Coastguard Worker//     http://www.apache.org/licenses/LICENSE-2.0
8*333d2b36SAndroid Build Coastguard Worker//
9*333d2b36SAndroid Build Coastguard Worker// Unless required by applicable law or agreed to in writing, software
10*333d2b36SAndroid Build Coastguard Worker// distributed under the License is distributed on an "AS IS" BASIS,
11*333d2b36SAndroid Build Coastguard Worker// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12*333d2b36SAndroid Build Coastguard Worker// See the License for the specific language governing permissions and
13*333d2b36SAndroid Build Coastguard Worker// limitations under the License.
14*333d2b36SAndroid Build Coastguard Worker
15*333d2b36SAndroid Build Coastguard Workerpackage rust
16*333d2b36SAndroid Build Coastguard Worker
17*333d2b36SAndroid Build Coastguard Workerimport (
18*333d2b36SAndroid Build Coastguard Worker	"strings"
19*333d2b36SAndroid Build Coastguard Worker	"testing"
20*333d2b36SAndroid Build Coastguard Worker)
21*333d2b36SAndroid Build Coastguard Worker
22*333d2b36SAndroid Build Coastguard Workerfunc TestRustProcMacro(t *testing.T) {
23*333d2b36SAndroid Build Coastguard Worker	ctx := testRust(t, `
24*333d2b36SAndroid Build Coastguard Worker          rust_proc_macro {
25*333d2b36SAndroid Build Coastguard Worker	    name: "libprocmacro",
26*333d2b36SAndroid Build Coastguard Worker	    srcs: ["foo.rs"],
27*333d2b36SAndroid Build Coastguard Worker	    crate_name: "procmacro",
28*333d2b36SAndroid Build Coastguard Worker	  }
29*333d2b36SAndroid Build Coastguard Worker	`)
30*333d2b36SAndroid Build Coastguard Worker
31*333d2b36SAndroid Build Coastguard Worker	libprocmacro := ctx.ModuleForTests("libprocmacro", "linux_glibc_x86_64").Rule("rustc")
32*333d2b36SAndroid Build Coastguard Worker
33*333d2b36SAndroid Build Coastguard Worker	if !strings.Contains(libprocmacro.Args["rustcFlags"], "--extern proc_macro") {
34*333d2b36SAndroid Build Coastguard Worker		t.Errorf("--extern proc_macro flag not being passed to rustc for proc macro %#v", libprocmacro.Args["rustcFlags"])
35*333d2b36SAndroid Build Coastguard Worker	}
36*333d2b36SAndroid Build Coastguard Worker}
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