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package android
import (
"testing"
"github.com/google/blueprint"
)
var licensesTests = []struct {
name string
fs MockFS
expectedErrors []string
effectiveLicenses map[string][]string
effectiveInheritedLicenses map[string][]string
effectivePackage map[string]string
effectiveNotices map[string][]string
effectiveKinds map[string][]string
effectiveConditions map[string][]string
}{
{
name: "invalid module type without licenses property",
fs: map[string][]byte{
"top/Blueprints": []byte(`
mock_bad_module {
name: "libexample",
}`),
},
expectedErrors: []string{`module type "mock_bad_module" must have an applicable licenses property`},
},
{
name: "license must exist",
fs: map[string][]byte{
"top/Blueprints": []byte(`
mock_library {
name: "libexample",
licenses: ["notice"],
}`),
},
expectedErrors: []string{`"libexample" depends on undefined module "notice"`},
},
{
name: "all good",
fs: map[string][]byte{
"top/Blueprints": []byte(`
license_kind {
name: "notice",
conditions: ["shownotice"],
}
license {
name: "top_Apache2",
license_kinds: ["notice"],
package_name: "topDog",
license_text: ["LICENSE", "NOTICE"],
}
mock_library {
name: "libexample1",
licenses: ["top_Apache2"],
}`),
"top/nested/Blueprints": []byte(`
mock_library {
name: "libnested",
licenses: ["top_Apache2"],
}`),
"other/Blueprints": []byte(`
mock_library {
name: "libother",
licenses: ["top_Apache2"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample1": []string{"top_Apache2"},
"libnested": []string{"top_Apache2"},
"libother": []string{"top_Apache2"},
},
effectiveKinds: map[string][]string{
"libexample1": []string{"notice"},
"libnested": []string{"notice"},
"libother": []string{"notice"},
},
effectivePackage: map[string]string{
"libexample1": "topDog",
"libnested": "topDog",
"libother": "topDog",
},
effectiveConditions: map[string][]string{
"libexample1": []string{"shownotice"},
"libnested": []string{"shownotice"},
"libother": []string{"shownotice"},
},
effectiveNotices: map[string][]string{
"libexample1": []string{"top/LICENSE", "top/NOTICE"},
"libnested": []string{"top/LICENSE", "top/NOTICE"},
"libother": []string{"top/LICENSE", "top/NOTICE"},
},
},
// Defaults propagation tests
{
// Check that licenses is the union of the defaults modules.
name: "defaults union, basic",
fs: map[string][]byte{
"top/Blueprints": []byte(`
license_kind {
name: "top_notice",
conditions: ["notice"],
}
license {
name: "top_other",
license_kinds: ["top_notice"],
}
mock_defaults {
name: "libexample_defaults",
licenses: ["top_other"],
}
mock_library {
name: "libexample",
licenses: ["nested_other"],
defaults: ["libexample_defaults"],
}
mock_library {
name: "libsamepackage",
deps: ["libexample"],
}`),
"top/nested/Blueprints": []byte(`
license_kind {
name: "nested_notice",
conditions: ["notice"],
}
license {
name: "nested_other",
license_kinds: ["nested_notice"],
}
mock_library {
name: "libnested",
deps: ["libexample"],
}`),
"other/Blueprints": []byte(`
mock_library {
name: "libother",
deps: ["libexample"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample": []string{"nested_other", "top_other"},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"libexample": []string{"nested_other", "top_other"},
"libsamepackage": []string{"nested_other", "top_other"},
"libnested": []string{"nested_other", "top_other"},
"libother": []string{"nested_other", "top_other"},
},
effectiveKinds: map[string][]string{
"libexample": []string{"nested_notice", "top_notice"},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
},
effectiveConditions: map[string][]string{
"libexample": []string{"notice"},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
},
},
{
name: "defaults union, multiple defaults",
fs: map[string][]byte{
"top/Blueprints": []byte(`
license {
name: "top",
}
mock_defaults {
name: "libexample_defaults_1",
licenses: ["other"],
}
mock_defaults {
name: "libexample_defaults_2",
licenses: ["top_nested"],
}
mock_library {
name: "libexample",
defaults: ["libexample_defaults_1", "libexample_defaults_2"],
}
mock_library {
name: "libsamepackage",
deps: ["libexample"],
}`),
"top/nested/Blueprints": []byte(`
license {
name: "top_nested",
license_text: ["LICENSE.txt"],
}
mock_library {
name: "libnested",
deps: ["libexample"],
}`),
"other/Blueprints": []byte(`
license {
name: "other",
}
mock_library {
name: "libother",
deps: ["libexample"],
}`),
"outsider/Blueprints": []byte(`
mock_library {
name: "liboutsider",
deps: ["libexample"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample": []string{"other", "top_nested"},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
"liboutsider": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"libexample": []string{"other", "top_nested"},
"libsamepackage": []string{"other", "top_nested"},
"libnested": []string{"other", "top_nested"},
"libother": []string{"other", "top_nested"},
"liboutsider": []string{"other", "top_nested"},
},
effectiveKinds: map[string][]string{
"libexample": []string{},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
"liboutsider": []string{},
},
effectiveNotices: map[string][]string{
"libexample": []string{"top/nested/LICENSE.txt"},
"libsamepackage": []string{},
"libnested": []string{},
"libother": []string{},
"liboutsider": []string{},
},
},
// Defaults module's defaults_licenses tests
{
name: "defaults_licenses invalid",
fs: map[string][]byte{
"top/Blueprints": []byte(`
mock_defaults {
name: "top_defaults",
licenses: ["notice"],
}`),
},
expectedErrors: []string{`"top_defaults" depends on undefined module "notice"`},
},
{
name: "defaults_licenses overrides package default",
fs: map[string][]byte{
"top/Blueprints": []byte(`
package {
default_applicable_licenses: ["by_exception_only"],
}
license {
name: "by_exception_only",
}
license {
name: "notice",
}
mock_defaults {
name: "top_defaults",
licenses: ["notice"],
}
mock_library {
name: "libexample",
}
mock_library {
name: "libdefaults",
defaults: ["top_defaults"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample": []string{"by_exception_only"},
"libdefaults": []string{"notice"},
},
effectiveInheritedLicenses: map[string][]string{
"libexample": []string{"by_exception_only"},
"libdefaults": []string{"notice"},
},
},
// Package default_applicable_licenses tests
{
name: "package default_applicable_licenses must exist",
fs: map[string][]byte{
"top/Blueprints": []byte(`
package {
default_applicable_licenses: ["notice"],
}`),
},
expectedErrors: []string{`"//top" depends on undefined module "notice"`},
},
{
// This test relies on the default licenses being legacy_public.
name: "package default_applicable_licenses property used when no licenses specified",
fs: map[string][]byte{
"top/Blueprints": []byte(`
package {
default_applicable_licenses: ["top_notice"],
}
license {
name: "top_notice",
}
mock_library {
name: "libexample",
}`),
"outsider/Blueprints": []byte(`
mock_library {
name: "liboutsider",
deps: ["libexample"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample": []string{"top_notice"},
"liboutsider": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"libexample": []string{"top_notice"},
"liboutsider": []string{"top_notice"},
},
},
{
name: "package default_applicable_licenses not inherited to subpackages",
fs: map[string][]byte{
"top/Blueprints": []byte(`
package {
default_applicable_licenses: ["top_notice"],
}
license {
name: "top_notice",
}
mock_library {
name: "libexample",
}`),
"top/nested/Blueprints": []byte(`
package {
default_applicable_licenses: ["outsider"],
}
mock_library {
name: "libnested",
}`),
"top/other/Blueprints": []byte(`
mock_library {
name: "libother",
}`),
"outsider/Blueprints": []byte(`
license {
name: "outsider",
}
mock_library {
name: "liboutsider",
deps: ["libexample", "libother", "libnested"],
}`),
},
effectiveLicenses: map[string][]string{
"libexample": []string{"top_notice"},
"libnested": []string{"outsider"},
"libother": []string{},
"liboutsider": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"libexample": []string{"top_notice"},
"libnested": []string{"outsider"},
"libother": []string{},
"liboutsider": []string{"top_notice", "outsider"},
},
},
{
name: "verify that prebuilt dependencies are included",
fs: map[string][]byte{
"prebuilts/Blueprints": []byte(`
license {
name: "prebuilt"
}
prebuilt {
name: "module",
licenses: ["prebuilt"],
}`),
"top/sources/source_file": nil,
"top/sources/Blueprints": []byte(`
license {
name: "top_sources"
}
source {
name: "module",
licenses: ["top_sources"],
}`),
"top/other/source_file": nil,
"top/other/Blueprints": []byte(`
source {
name: "other",
deps: [":module"],
}`),
},
effectiveLicenses: map[string][]string{
"other": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"other": []string{"prebuilt", "top_sources"},
},
},
{
name: "verify that prebuilt dependencies are ignored for licenses reasons (preferred)",
fs: map[string][]byte{
"prebuilts/Blueprints": []byte(`
license {
name: "prebuilt"
}
prebuilt {
name: "module",
licenses: ["prebuilt"],
prefer: true,
}`),
"top/sources/source_file": nil,
"top/sources/Blueprints": []byte(`
license {
name: "top_sources"
}
source {
name: "module",
licenses: ["top_sources"],
}`),
"top/other/source_file": nil,
"top/other/Blueprints": []byte(`
source {
name: "other",
deps: [":module"],
}`),
},
effectiveLicenses: map[string][]string{
"other": []string{},
},
effectiveInheritedLicenses: map[string][]string{
"module": []string{"prebuilt", "top_sources"},
"other": []string{"prebuilt", "top_sources"},
},
},
}
func TestLicenses(t *testing.T) {
for _, test := range licensesTests {
t.Run(test.name, func(t *testing.T) {
// Customize the common license text fixture factory.
result := GroupFixturePreparers(
prepareForLicenseTest,
FixtureRegisterWithContext(func(ctx RegistrationContext) {
ctx.RegisterModuleType("mock_bad_module", newMockLicensesBadModule)
ctx.RegisterModuleType("mock_library", newMockLicensesLibraryModule)
ctx.RegisterModuleType("mock_defaults", defaultsLicensesFactory)
}),
test.fs.AddToFixture(),
).
ExtendWithErrorHandler(FixtureExpectsAllErrorsToMatchAPattern(test.expectedErrors)).
RunTest(t)
if test.effectiveLicenses != nil {
checkEffectiveLicenses(t, result, test.effectiveLicenses)
}
if test.effectivePackage != nil {
checkEffectivePackage(t, result, test.effectivePackage)
}
if test.effectiveNotices != nil {
checkEffectiveNotices(t, result, test.effectiveNotices)
}
if test.effectiveKinds != nil {
checkEffectiveKinds(t, result, test.effectiveKinds)
}
if test.effectiveConditions != nil {
checkEffectiveConditions(t, result, test.effectiveConditions)
}
if test.effectiveInheritedLicenses != nil {
checkEffectiveInheritedLicenses(t, result, test.effectiveInheritedLicenses)
}
})
}
}
func checkEffectiveLicenses(t *testing.T, result *TestResult, effectiveLicenses map[string][]string) {
actualLicenses := make(map[string][]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
actualLicenses[m.Name()] = base.commonProperties.Effective_licenses
})
for moduleName, expectedLicenses := range effectiveLicenses {
licenses, ok := actualLicenses[moduleName]
if !ok {
licenses = []string{}
}
if !compareUnorderedStringArrays(expectedLicenses, licenses) {
t.Errorf("effective licenses mismatch for module %q: expected %q, found %q", moduleName, expectedLicenses, licenses)
}
}
}
func checkEffectiveInheritedLicenses(t *testing.T, result *TestResult, effectiveInheritedLicenses map[string][]string) {
actualLicenses := make(map[string][]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
inherited := make(map[string]bool)
for _, l := range base.commonProperties.Effective_licenses {
inherited[l] = true
}
result.Context.Context.VisitDepsDepthFirst(m, func(c blueprint.Module) {
if _, ok := c.(*licenseModule); ok {
return
}
if _, ok := c.(*licenseKindModule); ok {
return
}
if _, ok := c.(*packageModule); ok {
return
}
cmodule, ok := c.(Module)
if !ok {
t.Errorf("%q not a module", c.Name())
return
}
cbase := cmodule.base()
if cbase == nil {
return
}
for _, l := range cbase.commonProperties.Effective_licenses {
inherited[l] = true
}
})
actualLicenses[m.Name()] = []string{}
for l := range inherited {
actualLicenses[m.Name()] = append(actualLicenses[m.Name()], l)
}
})
for moduleName, expectedInheritedLicenses := range effectiveInheritedLicenses {
licenses, ok := actualLicenses[moduleName]
if !ok {
licenses = []string{}
}
if !compareUnorderedStringArrays(expectedInheritedLicenses, licenses) {
t.Errorf("effective inherited licenses mismatch for module %q: expected %q, found %q", moduleName, expectedInheritedLicenses, licenses)
}
}
}
func checkEffectivePackage(t *testing.T, result *TestResult, effectivePackage map[string]string) {
actualPackage := make(map[string]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
if base.commonProperties.Effective_package_name == nil {
actualPackage[m.Name()] = ""
} else {
actualPackage[m.Name()] = *base.commonProperties.Effective_package_name
}
})
for moduleName, expectedPackage := range effectivePackage {
packageName, ok := actualPackage[moduleName]
if !ok {
packageName = ""
}
if expectedPackage != packageName {
t.Errorf("effective package mismatch for module %q: expected %q, found %q", moduleName, expectedPackage, packageName)
}
}
}
func checkEffectiveNotices(t *testing.T, result *TestResult, effectiveNotices map[string][]string) {
actualNotices := make(map[string][]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
actualNotices[m.Name()] = base.commonProperties.Effective_license_text.Strings()
})
for moduleName, expectedNotices := range effectiveNotices {
notices, ok := actualNotices[moduleName]
if !ok {
notices = []string{}
}
if !compareUnorderedStringArrays(expectedNotices, notices) {
t.Errorf("effective notice files mismatch for module %q: expected %q, found %q", moduleName, expectedNotices, notices)
}
}
}
func checkEffectiveKinds(t *testing.T, result *TestResult, effectiveKinds map[string][]string) {
actualKinds := make(map[string][]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
actualKinds[m.Name()] = base.commonProperties.Effective_license_kinds
})
for moduleName, expectedKinds := range effectiveKinds {
kinds, ok := actualKinds[moduleName]
if !ok {
kinds = []string{}
}
if !compareUnorderedStringArrays(expectedKinds, kinds) {
t.Errorf("effective license kinds mismatch for module %q: expected %q, found %q", moduleName, expectedKinds, kinds)
}
}
}
func checkEffectiveConditions(t *testing.T, result *TestResult, effectiveConditions map[string][]string) {
actualConditions := make(map[string][]string)
result.Context.Context.VisitAllModules(func(m blueprint.Module) {
if _, ok := m.(*licenseModule); ok {
return
}
if _, ok := m.(*licenseKindModule); ok {
return
}
if _, ok := m.(*packageModule); ok {
return
}
module, ok := m.(Module)
if !ok {
t.Errorf("%q not a module", m.Name())
return
}
base := module.base()
if base == nil {
return
}
actualConditions[m.Name()] = base.commonProperties.Effective_license_conditions
})
for moduleName, expectedConditions := range effectiveConditions {
conditions, ok := actualConditions[moduleName]
if !ok {
conditions = []string{}
}
if !compareUnorderedStringArrays(expectedConditions, conditions) {
t.Errorf("effective license conditions mismatch for module %q: expected %q, found %q", moduleName, expectedConditions, conditions)
}
}
}
func compareUnorderedStringArrays(expected, actual []string) bool {
if len(expected) != len(actual) {
return false
}
s := make(map[string]int)
for _, v := range expected {
s[v] += 1
}
for _, v := range actual {
c, ok := s[v]
if !ok {
return false
}
if c < 1 {
return false
}
s[v] -= 1
}
return true
}
type mockLicensesBadProperties struct {
Visibility []string
}
type mockLicensesBadModule struct {
ModuleBase
DefaultableModuleBase
properties mockLicensesBadProperties
}
func newMockLicensesBadModule() Module {
m := &mockLicensesBadModule{}
base := m.base()
m.AddProperties(&base.nameProperties, &m.properties)
base.generalProperties = m.GetProperties()
base.customizableProperties = m.GetProperties()
// The default_visibility property needs to be checked and parsed by the visibility module during
// its checking and parsing phases so make it the primary visibility property.
setPrimaryVisibilityProperty(m, "visibility", &m.properties.Visibility)
initAndroidModuleBase(m)
InitDefaultableModule(m)
return m
}
func (m *mockLicensesBadModule) GenerateAndroidBuildActions(ModuleContext) {
}
type mockLicensesLibraryProperties struct {
Deps []string
}
type mockLicensesLibraryModule struct {
ModuleBase
DefaultableModuleBase
properties mockLicensesLibraryProperties
}
func newMockLicensesLibraryModule() Module {
m := &mockLicensesLibraryModule{}
m.AddProperties(&m.properties)
InitAndroidArchModule(m, HostAndDeviceSupported, MultilibCommon)
InitDefaultableModule(m)
return m
}
type dependencyLicensesTag struct {
blueprint.BaseDependencyTag
name string
}
func (j *mockLicensesLibraryModule) DepsMutator(ctx BottomUpMutatorContext) {
ctx.AddVariationDependencies(nil, dependencyLicensesTag{name: "mockdeps"}, j.properties.Deps...)
}
func (p *mockLicensesLibraryModule) GenerateAndroidBuildActions(ModuleContext) {
}
type mockLicensesDefaults struct {
ModuleBase
DefaultsModuleBase
}
func defaultsLicensesFactory() Module {
m := &mockLicensesDefaults{}
InitDefaultsModule(m)
return m
}