704 lines
14 KiB
Go
704 lines
14 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package android
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import (
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"errors"
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"io/ioutil"
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"os"
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"path/filepath"
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"reflect"
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"testing"
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"github.com/google/blueprint"
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)
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func TestDependingOnModuleInSameNamespace(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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a := getModule(ctx, "a")
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b := getModule(ctx, "b")
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if !dependsOn(ctx, b, a) {
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t.Errorf("module b does not depend on module a in the same namespace")
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}
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}
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func TestDependingOnModuleInRootNamespace(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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".": `
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test_module {
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name: "b",
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deps: ["a"],
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}
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test_module {
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name: "a",
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}
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`,
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},
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)
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a := getModule(ctx, "a")
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b := getModule(ctx, "b")
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if !dependsOn(ctx, b, a) {
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t.Errorf("module b in root namespace does not depend on module a in the root namespace")
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}
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}
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func TestImplicitlyImportRootNamespace(t *testing.T) {
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_ = setupTest(t,
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map[string]string{
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".": `
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test_module {
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name: "a",
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}
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`,
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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// setupTest will report any errors
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}
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func TestDependingOnModuleInImportedNamespace(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir2": `
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soong_namespace {
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imports: ["dir1"],
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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a := getModule(ctx, "a")
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b := getModule(ctx, "b")
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if !dependsOn(ctx, b, a) {
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t.Errorf("module b does not depend on module a in the same namespace")
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}
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}
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func TestDependingOnModuleInNonImportedNamespace(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir2": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir3": `
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soong_namespace {
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(
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`dir3/Android.bp:4:4: "b" depends on undefined module "a"
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Module "b" is defined in namespace "dir3" which can read these 2 namespaces: ["dir3" "."]
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Module "a" can be found in these namespaces: ["dir1" "dir2"]`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestDependingOnModuleByFullyQualifiedReference(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir2": `
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soong_namespace {
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}
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test_module {
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name: "b",
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deps: ["//dir1:a"],
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}
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`,
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},
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)
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a := getModule(ctx, "a")
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b := getModule(ctx, "b")
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if !dependsOn(ctx, b, a) {
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t.Errorf("module b does not depend on module a")
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}
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}
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func TestSameNameInTwoNamespaces(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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id: "1",
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}
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test_module {
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name: "b",
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deps: ["a"],
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id: "2",
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}
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`,
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"dir2": `
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soong_namespace {
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}
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test_module {
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name: "a",
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id:"3",
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}
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test_module {
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name: "b",
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deps: ["a"],
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id:"4",
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}
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`,
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},
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)
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one := findModuleById(ctx, "1")
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two := findModuleById(ctx, "2")
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three := findModuleById(ctx, "3")
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four := findModuleById(ctx, "4")
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if !dependsOn(ctx, two, one) {
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t.Fatalf("Module 2 does not depend on module 1 in its namespace")
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}
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if dependsOn(ctx, two, three) {
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t.Fatalf("Module 2 depends on module 3 in another namespace")
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}
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if !dependsOn(ctx, four, three) {
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t.Fatalf("Module 4 does not depend on module 3 in its namespace")
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}
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if dependsOn(ctx, four, one) {
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t.Fatalf("Module 4 depends on module 1 in another namespace")
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}
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}
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func TestSearchOrder(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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id: "1",
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}
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`,
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"dir2": `
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soong_namespace {
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}
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test_module {
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name: "a",
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id:"2",
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}
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test_module {
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name: "b",
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id:"3",
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}
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`,
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"dir3": `
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soong_namespace {
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}
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test_module {
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name: "a",
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id:"4",
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}
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test_module {
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name: "b",
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id:"5",
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}
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test_module {
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name: "c",
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id:"6",
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}
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`,
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".": `
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test_module {
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name: "a",
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id: "7",
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}
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test_module {
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name: "b",
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id: "8",
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}
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test_module {
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name: "c",
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id: "9",
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}
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test_module {
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name: "d",
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id: "10",
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}
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`,
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"dir4": `
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soong_namespace {
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imports: ["dir1", "dir2", "dir3"]
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}
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test_module {
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name: "test_me",
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id:"0",
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deps: ["a", "b", "c", "d"],
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}
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`,
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},
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)
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testMe := findModuleById(ctx, "0")
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if !dependsOn(ctx, testMe, findModuleById(ctx, "1")) {
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t.Errorf("test_me doesn't depend on id 1")
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}
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if !dependsOn(ctx, testMe, findModuleById(ctx, "3")) {
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t.Errorf("test_me doesn't depend on id 3")
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}
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if !dependsOn(ctx, testMe, findModuleById(ctx, "6")) {
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t.Errorf("test_me doesn't depend on id 6")
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}
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if !dependsOn(ctx, testMe, findModuleById(ctx, "10")) {
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t.Errorf("test_me doesn't depend on id 10")
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}
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if numDeps(ctx, testMe) != 4 {
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t.Errorf("num dependencies of test_me = %v, not 4\n", numDeps(ctx, testMe))
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}
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}
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func TestTwoNamespacesCanImportEachOther(t *testing.T) {
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_ = setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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imports: ["dir2"]
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}
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test_module {
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name: "a",
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}
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test_module {
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name: "c",
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deps: ["b"],
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}
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`,
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"dir2": `
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soong_namespace {
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imports: ["dir1"],
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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// setupTest will report any errors
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}
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func TestImportingNonexistentNamespace(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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imports: ["a_nonexistent_namespace"]
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}
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test_module {
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name: "a",
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deps: ["a_nonexistent_module"]
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}
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`,
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},
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)
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// should complain about the missing namespace and not complain about the unresolvable dependency
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expectedErrors := []error{
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errors.New(`dir1/Android.bp:2:4: module "soong_namespace": namespace a_nonexistent_namespace does not exist`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestNamespacesDontInheritParentNamespaces(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir1/subdir1": `
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soong_namespace {
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(`dir1/subdir1/Android.bp:4:4: "b" depends on undefined module "a"
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Module "b" is defined in namespace "dir1/subdir1" which can read these 2 namespaces: ["dir1/subdir1" "."]
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Module "a" can be found in these namespaces: ["dir1"]`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestModulesDoReceiveParentNamespace(t *testing.T) {
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_ = setupTest(t,
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir1/subdir": `
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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},
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)
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// setupTest will report any errors
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}
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func TestNamespaceImportsNotTransitive(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a",
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}
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`,
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"dir2": `
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soong_namespace {
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imports: ["dir1"],
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}
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test_module {
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name: "b",
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deps: ["a"],
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}
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`,
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"dir3": `
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soong_namespace {
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imports: ["dir2"],
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}
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test_module {
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name: "c",
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deps: ["a"],
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(`dir3/Android.bp:5:4: "c" depends on undefined module "a"
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Module "c" is defined in namespace "dir3" which can read these 3 namespaces: ["dir3" "dir2" "."]
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Module "a" can be found in these namespaces: ["dir1"]`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestTwoNamepacesInSameDir(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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soong_namespace {
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(`dir1/Android.bp:4:4: namespace dir1 already exists`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestNamespaceNotAtTopOfFile(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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test_module {
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name: "a"
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}
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soong_namespace {
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(`dir1/Android.bp:5:4: a namespace must be the first module in the file`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestTwoModulesWithSameNameInSameNamespace(t *testing.T) {
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_, errs := setupTestExpectErrs(
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map[string]string{
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"dir1": `
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soong_namespace {
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}
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test_module {
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name: "a"
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}
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test_module {
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name: "a"
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}
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`,
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},
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)
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expectedErrors := []error{
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errors.New(`dir1/Android.bp:7:4: module "a" already defined
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dir1/Android.bp:4:4 <-- previous definition here`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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func TestDeclaringNamespaceInNonAndroidBpFile(t *testing.T) {
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_, errs := setupTestFromFiles(
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map[string][]byte{
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"Android.bp": []byte(`
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build = ["include.bp"]
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`),
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"include.bp": []byte(`
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soong_namespace {
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}
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`),
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},
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)
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expectedErrors := []error{
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errors.New(`include.bp:2:5: A namespace may only be declared in a file named Android.bp`),
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}
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if len(errs) != 1 || errs[0].Error() != expectedErrors[0].Error() {
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t.Errorf("Incorrect errors. Expected:\n%v\n, got:\n%v\n", expectedErrors, errs)
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}
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}
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// so that the generated .ninja file will have consistent names
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func TestConsistentNamespaceNames(t *testing.T) {
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ctx := setupTest(t,
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map[string]string{
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"dir1": "soong_namespace{}",
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"dir2": "soong_namespace{}",
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"dir3": "soong_namespace{}",
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})
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ns1, _ := ctx.NameResolver.namespaceAt("dir1")
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ns2, _ := ctx.NameResolver.namespaceAt("dir2")
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ns3, _ := ctx.NameResolver.namespaceAt("dir3")
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actualIds := []string{ns1.id, ns2.id, ns3.id}
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expectedIds := []string{"1", "2", "3"}
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if !reflect.DeepEqual(actualIds, expectedIds) {
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t.Errorf("Incorrect namespace ids.\nactual: %s\nexpected: %s\n", actualIds, expectedIds)
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}
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}
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// some utils to support the tests
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func mockFiles(bps map[string]string) (files map[string][]byte) {
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files = make(map[string][]byte, len(bps))
|
|
files["Android.bp"] = []byte("")
|
|
for dir, text := range bps {
|
|
files[filepath.Join(dir, "Android.bp")] = []byte(text)
|
|
}
|
|
return files
|
|
}
|
|
|
|
func setupTestFromFiles(bps map[string][]byte) (ctx *TestContext, errs []error) {
|
|
buildDir, err := ioutil.TempDir("", "soong_namespace_test")
|
|
if err != nil {
|
|
return nil, []error{err}
|
|
}
|
|
defer os.RemoveAll(buildDir)
|
|
|
|
config := TestConfig(buildDir, nil)
|
|
|
|
ctx = NewTestContext()
|
|
ctx.MockFileSystem(bps)
|
|
ctx.RegisterModuleType("test_module", ModuleFactoryAdaptor(newTestModule))
|
|
ctx.RegisterModuleType("soong_namespace", ModuleFactoryAdaptor(NamespaceFactory))
|
|
ctx.PreDepsMutators(RegisterNamespaceMutator)
|
|
ctx.Register()
|
|
|
|
_, errs = ctx.ParseBlueprintsFiles("Android.bp")
|
|
if len(errs) > 0 {
|
|
return ctx, errs
|
|
}
|
|
_, errs = ctx.PrepareBuildActions(config)
|
|
return ctx, errs
|
|
}
|
|
|
|
func setupTestExpectErrs(bps map[string]string) (ctx *TestContext, errs []error) {
|
|
files := make(map[string][]byte, len(bps))
|
|
files["Android.bp"] = []byte("")
|
|
for dir, text := range bps {
|
|
files[filepath.Join(dir, "Android.bp")] = []byte(text)
|
|
}
|
|
return setupTestFromFiles(files)
|
|
}
|
|
|
|
func setupTest(t *testing.T, bps map[string]string) (ctx *TestContext) {
|
|
ctx, errs := setupTestExpectErrs(bps)
|
|
failIfErrored(t, errs)
|
|
return ctx
|
|
}
|
|
|
|
func dependsOn(ctx *TestContext, module TestingModule, possibleDependency TestingModule) bool {
|
|
depends := false
|
|
visit := func(dependency blueprint.Module) {
|
|
if dependency == possibleDependency.module {
|
|
depends = true
|
|
}
|
|
}
|
|
ctx.VisitDirectDeps(module.module, visit)
|
|
return depends
|
|
}
|
|
|
|
func numDeps(ctx *TestContext, module TestingModule) int {
|
|
count := 0
|
|
visit := func(dependency blueprint.Module) {
|
|
count++
|
|
}
|
|
ctx.VisitDirectDeps(module.module, visit)
|
|
return count
|
|
}
|
|
|
|
func getModule(ctx *TestContext, moduleName string) TestingModule {
|
|
return ctx.ModuleForTests(moduleName, "")
|
|
}
|
|
|
|
func findModuleById(ctx *TestContext, id string) (module TestingModule) {
|
|
visit := func(candidate blueprint.Module) {
|
|
testModule, ok := candidate.(*testModule)
|
|
if ok {
|
|
if testModule.properties.Id == id {
|
|
module = TestingModule{testModule}
|
|
}
|
|
}
|
|
}
|
|
ctx.VisitAllModules(visit)
|
|
return module
|
|
}
|
|
|
|
type testModule struct {
|
|
ModuleBase
|
|
properties struct {
|
|
Deps []string
|
|
Id string
|
|
}
|
|
}
|
|
|
|
func (m *testModule) DepsMutator(ctx BottomUpMutatorContext) {
|
|
for _, d := range m.properties.Deps {
|
|
ctx.AddDependency(ctx.Module(), nil, d)
|
|
}
|
|
}
|
|
|
|
func (m *testModule) GenerateAndroidBuildActions(ModuleContext) {
|
|
}
|
|
|
|
func newTestModule() Module {
|
|
m := &testModule{}
|
|
m.AddProperties(&m.properties)
|
|
InitAndroidModule(m)
|
|
return m
|
|
}
|
|
|
|
func failIfErrored(t *testing.T, errs []error) {
|
|
if len(errs) > 0 {
|
|
for _, err := range errs {
|
|
t.Error(err)
|
|
}
|
|
t.FailNow()
|
|
}
|
|
}
|