platform_build_soong/cc/library_test.go
Chris Parsons 94a0bba5a9 Support cc_library_shared for mixed builds
Authors: cparsons, eakammer, jingwen

This CL also contains .toc file integration between Bazel and Make.

Fixes: b/190524879

Test: build/bazel/ci/mixed_droid.sh

Co-authored-by: Christopher Parsons <cparsons@google.com>
Co-authored-by: Liz Kammer <eakammer@google.com>
Co-authored-by: Jingwen Chen <jingwen@google.com>

Change-Id: If484042a58cb9f0db6d30a460f415f5684b4cbf6
2021-06-15 12:40:28 +00:00

288 lines
8.6 KiB
Go

// Copyright 2017 Google Inc. 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.
package cc
import (
"reflect"
"testing"
"android/soong/android"
"android/soong/bazel/cquery"
)
func TestLibraryReuse(t *testing.T) {
t.Run("simple", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: ["foo.c", "baz.o"],
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 2 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 2 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if libfooShared.Inputs[0] != libfooStatic.Inputs[0] {
t.Errorf("static object not reused for shared library")
}
if libfooShared.Inputs[1] != libfooStatic.Inputs[1] {
t.Errorf("static object not reused for shared library")
}
})
t.Run("extra static source", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
static: {
srcs: ["bar.c"]
},
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 2 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if libfooShared.Inputs[0] != libfooStatic.Inputs[0] {
t.Errorf("static object not reused for shared library")
}
})
t.Run("extra shared source", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
shared: {
srcs: ["bar.c"]
},
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 2 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if libfooShared.Inputs[0] != libfooStatic.Inputs[0] {
t.Errorf("static object not reused for shared library")
}
})
t.Run("extra static cflags", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
static: {
cflags: ["-DFOO"],
},
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if libfooShared.Inputs[0] == libfooStatic.Inputs[0] {
t.Errorf("static object reused for shared library when it shouldn't be")
}
})
t.Run("extra shared cflags", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
shared: {
cflags: ["-DFOO"],
},
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 1 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if libfooShared.Inputs[0] == libfooStatic.Inputs[0] {
t.Errorf("static object reused for shared library when it shouldn't be")
}
})
t.Run("global cflags for reused generated sources", func(t *testing.T) {
ctx := testCc(t, `
cc_library {
name: "libfoo",
srcs: [
"foo.c",
"a.proto",
],
shared: {
srcs: [
"bar.c",
],
},
}`)
libfooShared := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Rule("ld")
libfooStatic := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_static").Output("libfoo.a")
if len(libfooShared.Inputs) != 3 {
t.Fatalf("unexpected inputs to libfoo shared: %#v", libfooShared.Inputs.Strings())
}
if len(libfooStatic.Inputs) != 2 {
t.Fatalf("unexpected inputs to libfoo static: %#v", libfooStatic.Inputs.Strings())
}
if !reflect.DeepEqual(libfooShared.Inputs[0:2].Strings(), libfooStatic.Inputs.Strings()) {
t.Errorf("static objects not reused for shared library")
}
libfoo := ctx.ModuleForTests("libfoo", "android_arm_armv7-a-neon_shared").Module().(*Module)
if !inList("-DGOOGLE_PROTOBUF_NO_RTTI", libfoo.flags.Local.CFlags) {
t.Errorf("missing protobuf cflags")
}
})
}
func TestStubsVersions(t *testing.T) {
bp := `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
stubs: {
versions: ["29", "R", "current"],
},
}
`
config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
ctx := testCcWithConfig(t, config)
variants := ctx.ModuleVariantsForTests("libfoo")
for _, expectedVer := range []string{"29", "R", "current"} {
expectedVariant := "android_arm_armv7-a-neon_shared_" + expectedVer
if !inList(expectedVariant, variants) {
t.Errorf("missing expected variant: %q", expectedVariant)
}
}
}
func TestStubsVersions_NotSorted(t *testing.T) {
bp := `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
stubs: {
versions: ["29", "current", "R"],
},
}
`
config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
testCcErrorWithConfig(t, `"libfoo" .*: versions: not sorted`, config)
}
func TestStubsVersions_ParseError(t *testing.T) {
bp := `
cc_library {
name: "libfoo",
srcs: ["foo.c"],
stubs: {
versions: ["29", "current", "X"],
},
}
`
testCcError(t, `"libfoo" .*: versions: "X" could not be parsed as an integer and is not a recognized codename`, bp)
}
func TestCcLibraryWithBazel(t *testing.T) {
bp := `
cc_library {
name: "foo",
srcs: ["foo.cc"],
bazel_module: { label: "//foo/bar:bar" },
}`
config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
config.BazelContext = android.MockBazelContext{
OutputBaseDir: "outputbase",
LabelToCcInfo: map[string]cquery.CcInfo{
"//foo/bar:bar": cquery.CcInfo{
CcObjectFiles: []string{"foo.o"},
Includes: []string{"include"},
SystemIncludes: []string{"system_include"},
RootStaticArchives: []string{"foo.a"},
RootDynamicLibraries: []string{"foo.so"},
},
},
}
ctx := testCcWithConfig(t, config)
staticFoo := ctx.ModuleForTests("foo", "android_arm_armv7-a-neon_static").Module()
outputFiles, err := staticFoo.(android.OutputFileProducer).OutputFiles("")
if err != nil {
t.Errorf("Unexpected error getting cc_object outputfiles %s", err)
}
expectedOutputFiles := []string{"outputbase/execroot/__main__/foo.a"}
android.AssertDeepEquals(t, "output files", expectedOutputFiles, outputFiles.Strings())
sharedFoo := ctx.ModuleForTests("foo", "android_arm_armv7-a-neon_shared").Module()
outputFiles, err = sharedFoo.(android.OutputFileProducer).OutputFiles("")
if err != nil {
t.Errorf("Unexpected error getting cc_object outputfiles %s", err)
}
expectedOutputFiles = []string{"outputbase/execroot/__main__/foo.so"}
android.AssertDeepEquals(t, "output files", expectedOutputFiles, outputFiles.Strings())
entries := android.AndroidMkEntriesForTest(t, ctx, sharedFoo)[0]
expectedFlags := []string{"-Ioutputbase/execroot/__main__/include", "-isystem outputbase/execroot/__main__/system_include"}
gotFlags := entries.EntryMap["LOCAL_EXPORT_CFLAGS"]
android.AssertDeepEquals(t, "androidmk exported cflags", expectedFlags, gotFlags)
}