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// Copyright 2019 The Android Open Source Project
//
// 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.
package rust
import (
"strings"
"testing"
)
// Test that feature flags are being correctly generated.
func TestFeaturesToFlags(t *testing.T) {
ctx := testRust(t, `
rust_library_host_dylib {
name: "libfoo",
srcs: ["foo.rs"],
crate_name: "foo",
features: [
"fizz",
"buzz"
],
}`)
libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Rule("rustc")
if !strings.Contains(libfooDylib.Args["rustcFlags"], "cfg 'feature=\"fizz\"'") ||
!strings.Contains(libfooDylib.Args["rustcFlags"], "cfg 'feature=\"buzz\"'") {
t.Fatalf("missing fizz and buzz feature flags for libfoo dylib, rustcFlags: %#v", libfooDylib.Args["rustcFlags"])
}
}
// Test that we reject multiple source files.
func TestEnforceSingleSourceFile(t *testing.T) {
singleSrcError := "srcs can only contain one path for rust modules"
// Test libraries
testRustError(t, singleSrcError, `
rust_library_host {
name: "foo-bar-library",
srcs: ["foo.rs", "src/bar.rs"],
}`)
// Test binaries
testRustError(t, singleSrcError, `
rust_binary_host {
name: "foo-bar-binary",
srcs: ["foo.rs", "src/bar.rs"],
}`)
// Test proc_macros
testRustError(t, singleSrcError, `
rust_proc_macro {
name: "foo-bar-proc-macro",
srcs: ["foo.rs", "src/bar.rs"],
}`)
// Test prebuilts
testRustError(t, singleSrcError, `
rust_prebuilt_dylib {
name: "foo-bar-prebuilt",
srcs: ["liby.so", "libz.so"],
host_supported: true,
}`)
}
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