android/selects_test.go - SHIFTPHONES/android_build_soong - Gitiles

 // Copyright 2024 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 android

 import (
 	"fmt"
 	"reflect"
 	"testing"

 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 )

 func TestSelects(t *testing.T) {
 	testCases := []struct {
 		name          string
 		bp            string
 		provider      selectsTestProvider
 		vendorVars    map[string]map[string]string
 		expectedError string
 	}{
 		{
 			name: "basic string list",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["a.cpp"],
 					"b": ["b.cpp"],
 					default: ["c.cpp"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"c.cpp"},
 			},
 		},
 		{
 			name: "basic string",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": "a.cpp",
 					"b": "b.cpp",
 					default: "c.cpp",
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("c.cpp"),
 			},
 		},
 		{
 			name: "basic bool",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": true,
 					"b": false,
 					default: true,
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_bool: proptools.BoolPtr(true),
 			},
 		},
 		{
 			name: "basic paths",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_paths: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["foo.txt"],
 					"b": ["bar.txt"],
 					default: ["baz.txt"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_paths: &[]string{"baz.txt"},
 			},
 		},
 		{
 			name: "paths with module references",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_paths: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": [":a"],
 					"b": [":b"],
 					default: [":c"],
 				}),
 			}
 			`,
 			expectedError: `"foo" depends on undefined module "c"`,
 		},
 		{
 			name: "Differing types",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": "a.cpp",
 					"b": true,
 					default: "c.cpp",
 				}),
 			}
 			`,
 			expectedError: `Android.bp:8:5: Found select statement with differing types "string" and "bool" in its cases`,
 		},
 		{
 			name: "Select type doesn't match property type",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": false,
 					"b": true,
 					default: true,
 				}),
 			}
 			`,
 			expectedError: `can't assign bool value to string property "my_string\[0\]"`,
 		},
 		{
 			name: "String list non-default",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["a.cpp"],
 					"b": ["b.cpp"],
 					default: ["c.cpp"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"a.cpp"},
 			},
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable": "a",
 				},
 			},
 		},
 		{
 			name: "String list append",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["a.cpp"],
 					"b": ["b.cpp"],
 					default: ["c.cpp"],
 				}) + select(soong_config_variable("my_namespace", "my_variable_2"), {
 					"a2": ["a2.cpp"],
 					"b2": ["b2.cpp"],
 					default: ["c2.cpp"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"a.cpp", "c2.cpp"},
 			},
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable": "a",
 				},
 			},
 		},
 		{
 			name: "String list prepend literal",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string_list: ["literal.cpp"] + select(soong_config_variable("my_namespace", "my_variable"), {
 					"a2": ["a2.cpp"],
 					"b2": ["b2.cpp"],
 					default: ["c2.cpp"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"literal.cpp", "c2.cpp"},
 			},
 		},
 		{
 			name: "String list append literal",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a2": ["a2.cpp"],
 					"b2": ["b2.cpp"],
 					default: ["c2.cpp"],
 				}) + ["literal.cpp"],
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"c2.cpp", "literal.cpp"},
 			},
 		},
 		{
 			name: "true + false = true",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": true,
 					"b": false,
 					default: true,
 				}) + false,
 			}
 			`,
 			provider: selectsTestProvider{
 				my_bool: proptools.BoolPtr(true),
 			},
 		},
 		{
 			name: "false + false = false",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": true,
 					"b": false,
 					default: true,
 				}) + false,
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable": "b",
 				},
 			},
 			provider: selectsTestProvider{
 				my_bool: proptools.BoolPtr(false),
 			},
 		},
 		{
 			name: "Append string",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": "a",
 					"b": "b",
 					default: "c",
 				}) + ".cpp",
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("c.cpp"),
 			},
 		},
 		{
 			name: "Select on arch",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(arch(), {
 					"x86": "my_x86",
 					"x86_64": "my_x86_64",
 					"arm": "my_arm",
 					"arm64": "my_arm64",
 					default: "my_default",
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("my_arm64"),
 			},
 		},
 		{
 			name: "Select on os",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(os(), {
 					"android": "my_android",
 					"linux": "my_linux",
 					default: "my_default",
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("my_android"),
 			},
 		},
 		{
 			name: "Unset value",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": unset,
 					"b": "b",
 					default: "c",
 				})
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable": "a",
 				},
 			},
 			provider: selectsTestProvider{},
 		},
 		{
 			name: "Unset value on different branch",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": unset,
 					"b": "b",
 					default: "c",
 				})
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("c"),
 			},
 		},
 		{
 			name: "unset + unset = unset",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"foo": "bar",
 					default: unset,
 				}) + select(soong_config_variable("my_namespace", "my_variable2"), {
 					"baz": "qux",
 					default: unset,
 				})
 			}
 			`,
 			provider: selectsTestProvider{},
 		},
 		{
 			name: "unset + string = string",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(soong_config_variable("my_namespace", "my_variable"), {
 					"foo": "bar",
 					default: unset,
 				}) + select(soong_config_variable("my_namespace", "my_variable2"), {
 					default: "a",
 				})
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("a"),
 			},
 		},
 		{
 			name: "unset + bool = bool",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": true,
 					default: unset,
 				}) + select(soong_config_variable("my_namespace", "my_variable2"), {
 					default: true,
 				})
 			}
 			`,
 			provider: selectsTestProvider{
 				my_bool: proptools.BoolPtr(true),
 			},
 		},
 		{
 			name: "defaults with lists are appended",
 			bp: `
 			my_module_type {
 				name: "foo",
 				defaults: ["bar"],
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["a1"],
 					default: ["b1"],
 				}),
 			}
 			my_defaults {
 				name: "bar",
 				my_string_list: select(soong_config_variable("my_namespace", "my_variable2"), {
 					"a": ["a2"],
 					default: ["b2"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string_list: &[]string{"b2", "b1"},
 			},
 		},
 		{
 			name: "Replacing string list",
 			bp: `
 			my_module_type {
 				name: "foo",
 				defaults: ["bar"],
 				replacing_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
 					"a": ["a1"],
 					default: ["b1"],
 				}),
 			}
 			my_defaults {
 				name: "bar",
 				replacing_string_list: select(soong_config_variable("my_namespace", "my_variable2"), {
 					"a": ["a2"],
 					default: ["b2"],
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				replacing_string_list: &[]string{"b1"},
 			},
 		},
 		{
 			name: "Multi-condition string 1",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select((
 					soong_config_variable("my_namespace", "my_variable"),
 					soong_config_variable("my_namespace", "my_variable2"),
 				), {
 					("a", "b"): "a+b",
 					("a", default): "a+default",
 					(default, default): "default",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable":  "a",
 					"my_variable2": "b",
 				},
 			},
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("a+b"),
 			},
 		},
 		{
 			name: "Multi-condition string 2",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select((
 					soong_config_variable("my_namespace", "my_variable"),
 					soong_config_variable("my_namespace", "my_variable2"),
 				), {
 					("a", "b"): "a+b",
 					("a", default): "a+default",
 					(default, default): "default",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable":  "a",
 					"my_variable2": "c",
 				},
 			},
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("a+default"),
 			},
 		},
 		{
 			name: "Multi-condition string 3",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select((
 					soong_config_variable("my_namespace", "my_variable"),
 					soong_config_variable("my_namespace", "my_variable2"),
 				), {
 					("a", "b"): "a+b",
 					("a", default): "a+default",
 					(default, default): "default",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"my_namespace": {
 					"my_variable":  "c",
 					"my_variable2": "b",
 				},
 			},
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("default"),
 			},
 		},
 		{
 			name: "Select on boolean",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(boolean_var_for_testing(), {
 					true: "t",
 					false: "f",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"boolean_var": {
 					"for_testing": "true",
 				},
 			},
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("t"),
 			},
 		},
 		{
 			name: "Select on boolean false",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(boolean_var_for_testing(), {
 					true: "t",
 					false: "f",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"boolean_var": {
 					"for_testing": "false",
 				},
 			},
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("f"),
 			},
 		},
 		{
 			name: "Select on boolean undefined",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(boolean_var_for_testing(), {
 					true: "t",
 					false: "f",
 				}),
 			}
 			`,
 			expectedError: "foo",
 		},
 		{
 			name: "Select on boolean undefined with default",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(boolean_var_for_testing(), {
 					true: "t",
 					false: "f",
 					default: "default",
 				}),
 			}
 			`,
 			provider: selectsTestProvider{
 				my_string: proptools.StringPtr("default"),
 			},
 		},
 		{
 			name: "Mismatched condition types",
 			bp: `
 			my_module_type {
 				name: "foo",
 				my_string: select(boolean_var_for_testing(), {
 					"true": "t",
 					"false": "f",
 					default: "default",
 				}),
 			}
 			`,
 			vendorVars: map[string]map[string]string{
 				"boolean_var": {
 					"for_testing": "false",
 				},
 			},
 			expectedError: "Expected all branches of a select on condition boolean_var_for_testing\\(\\) to have type bool, found string",
 		},
 	}

 	for _, tc := range testCases {
 		t.Run(tc.name, func(t *testing.T) {
 			fixtures := GroupFixturePreparers(
 				PrepareForTestWithDefaults,
 				PrepareForTestWithArchMutator,
 				FixtureRegisterWithContext(func(ctx RegistrationContext) {
 					ctx.RegisterModuleType("my_module_type", newSelectsMockModule)
 					ctx.RegisterModuleType("my_defaults", newSelectsMockModuleDefaults)
 				}),
 				FixtureModifyProductVariables(func(variables FixtureProductVariables) {
 					variables.VendorVars = tc.vendorVars
 				}),
 			)
 			if tc.expectedError != "" {
 				fixtures = fixtures.ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(tc.expectedError))
 			}
 			result := fixtures.RunTestWithBp(t, tc.bp)

 			if tc.expectedError == "" {
 				m := result.ModuleForTests("foo", "android_arm64_armv8-a")
 				p, _ := OtherModuleProvider(result.testContext.OtherModuleProviderAdaptor(), m.Module(), selectsTestProviderKey)
 				if !reflect.DeepEqual(p, tc.provider) {
 					t.Errorf("Expected:\n  %q\ngot:\n  %q", tc.provider.String(), p.String())
 				}
 			}
 		})
 	}
 }

 type selectsTestProvider struct {
 	my_bool               *bool
 	my_string             *string
 	my_string_list        *[]string
 	my_paths              *[]string
 	replacing_string_list *[]string
 }

 func (p *selectsTestProvider) String() string {
 	myBoolStr := "nil"
 	if p.my_bool != nil {
 		myBoolStr = fmt.Sprintf("%t", *p.my_bool)
 	}
 	myStringStr := "nil"
 	if p.my_string != nil {
 		myStringStr = *p.my_string
 	}
 	return fmt.Sprintf(`selectsTestProvider {
 	my_bool: %v,
 	my_string: %s,
     my_string_list: %s,
     my_paths: %s,
 	replacing_string_list %s,
 }`, myBoolStr, myStringStr, p.my_string_list, p.my_paths, p.replacing_string_list)
 }

 var selectsTestProviderKey = blueprint.NewProvider[selectsTestProvider]()

 type selectsMockModuleProperties struct {
 	My_bool               proptools.Configurable[bool]
 	My_string             proptools.Configurable[string]
 	My_string_list        proptools.Configurable[[]string]
 	My_paths              proptools.Configurable[[]string] `android:"path"`
 	Replacing_string_list proptools.Configurable[[]string] `android:"replace_instead_of_append,arch_variant"`
 }

 type selectsMockModule struct {
 	ModuleBase
 	DefaultableModuleBase
 	properties selectsMockModuleProperties
 }

 func (p *selectsMockModule) GenerateAndroidBuildActions(ctx ModuleContext) {
 	SetProvider(ctx, selectsTestProviderKey, selectsTestProvider{
 		my_bool:               p.properties.My_bool.Get(ctx),
 		my_string:             p.properties.My_string.Get(ctx),
 		my_string_list:        p.properties.My_string_list.Get(ctx),
 		my_paths:              p.properties.My_paths.Get(ctx),
 		replacing_string_list: p.properties.Replacing_string_list.Get(ctx),
 	})
 }

 func newSelectsMockModule() Module {
 	m := &selectsMockModule{}
 	m.AddProperties(&m.properties)
 	InitAndroidArchModule(m, HostAndDeviceSupported, MultilibFirst)
 	InitDefaultableModule(m)
 	return m
 }

 type selectsMockModuleDefaults struct {
 	ModuleBase
 	DefaultsModuleBase
 }

 func (d *selectsMockModuleDefaults) GenerateAndroidBuildActions(ctx ModuleContext) {
 }

 func newSelectsMockModuleDefaults() Module {
 	module := &selectsMockModuleDefaults{}

 	module.AddProperties(
 		&selectsMockModuleProperties{},
 	)

 	InitDefaultsModule(module)

 	return module
 }
	// Copyright 2024 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 android

	import (
	"fmt"
	"reflect"
	"testing"

	"github.com/google/blueprint"
	"github.com/google/blueprint/proptools"
	)

	func TestSelects(t *testing.T) {
	testCases := []struct {
	name string
	bp string
	provider selectsTestProvider
	vendorVars map[string]map[string]string
	expectedError string
	}{
	{
	name: "basic string list",
	bp: `
	my_module_type {
	name: "foo",
	my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["a.cpp"],
	"b": ["b.cpp"],
	default: ["c.cpp"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"c.cpp"},
	},
	},
	{
	name: "basic string",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": "a.cpp",
	"b": "b.cpp",
	default: "c.cpp",
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("c.cpp"),
	},
	},
	{
	name: "basic bool",
	bp: `
	my_module_type {
	name: "foo",
	my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": true,
	"b": false,
	default: true,
	}),
	}
	`,
	provider: selectsTestProvider{
	my_bool: proptools.BoolPtr(true),
	},
	},
	{
	name: "basic paths",
	bp: `
	my_module_type {
	name: "foo",
	my_paths: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["foo.txt"],
	"b": ["bar.txt"],
	default: ["baz.txt"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_paths: &[]string{"baz.txt"},
	},
	},
	{
	name: "paths with module references",
	bp: `
	my_module_type {
	name: "foo",
	my_paths: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": [":a"],
	"b": [":b"],
	default: [":c"],
	}),
	}
	`,
	expectedError: `"foo" depends on undefined module "c"`,
	},
	{
	name: "Differing types",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": "a.cpp",
	"b": true,
	default: "c.cpp",
	}),
	}
	`,
	expectedError: `Android.bp:8:5: Found select statement with differing types "string" and "bool" in its cases`,
	},
	{
	name: "Select type doesn't match property type",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": false,
	"b": true,
	default: true,
	}),
	}
	`,
	expectedError: `can't assign bool value to string property "my_string\[0\]"`,
	},
	{
	name: "String list non-default",
	bp: `
	my_module_type {
	name: "foo",
	my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["a.cpp"],
	"b": ["b.cpp"],
	default: ["c.cpp"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"a.cpp"},
	},
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "a",
	},
	},
	},
	{
	name: "String list append",
	bp: `
	my_module_type {
	name: "foo",
	my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["a.cpp"],
	"b": ["b.cpp"],
	default: ["c.cpp"],
	}) + select(soong_config_variable("my_namespace", "my_variable_2"), {
	"a2": ["a2.cpp"],
	"b2": ["b2.cpp"],
	default: ["c2.cpp"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"a.cpp", "c2.cpp"},
	},
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "a",
	},
	},
	},
	{
	name: "String list prepend literal",
	bp: `
	my_module_type {
	name: "foo",
	my_string_list: ["literal.cpp"] + select(soong_config_variable("my_namespace", "my_variable"), {
	"a2": ["a2.cpp"],
	"b2": ["b2.cpp"],
	default: ["c2.cpp"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"literal.cpp", "c2.cpp"},
	},
	},
	{
	name: "String list append literal",
	bp: `
	my_module_type {
	name: "foo",
	my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a2": ["a2.cpp"],
	"b2": ["b2.cpp"],
	default: ["c2.cpp"],
	}) + ["literal.cpp"],
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"c2.cpp", "literal.cpp"},
	},
	},
	{
	name: "true + false = true",
	bp: `
	my_module_type {
	name: "foo",
	my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": true,
	"b": false,
	default: true,
	}) + false,
	}
	`,
	provider: selectsTestProvider{
	my_bool: proptools.BoolPtr(true),
	},
	},
	{
	name: "false + false = false",
	bp: `
	my_module_type {
	name: "foo",
	my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": true,
	"b": false,
	default: true,
	}) + false,
	}
	`,
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "b",
	},
	},
	provider: selectsTestProvider{
	my_bool: proptools.BoolPtr(false),
	},
	},
	{
	name: "Append string",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": "a",
	"b": "b",
	default: "c",
	}) + ".cpp",
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("c.cpp"),
	},
	},
	{
	name: "Select on arch",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(arch(), {
	"x86": "my_x86",
	"x86_64": "my_x86_64",
	"arm": "my_arm",
	"arm64": "my_arm64",
	default: "my_default",
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("my_arm64"),
	},
	},
	{
	name: "Select on os",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(os(), {
	"android": "my_android",
	"linux": "my_linux",
	default: "my_default",
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("my_android"),
	},
	},
	{
	name: "Unset value",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": unset,
	"b": "b",
	default: "c",
	})
	}
	`,
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "a",
	},
	},
	provider: selectsTestProvider{},
	},
	{
	name: "Unset value on different branch",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": unset,
	"b": "b",
	default: "c",
	})
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("c"),
	},
	},
	{
	name: "unset + unset = unset",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"foo": "bar",
	default: unset,
	}) + select(soong_config_variable("my_namespace", "my_variable2"), {
	"baz": "qux",
	default: unset,
	})
	}
	`,
	provider: selectsTestProvider{},
	},
	{
	name: "unset + string = string",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(soong_config_variable("my_namespace", "my_variable"), {
	"foo": "bar",
	default: unset,
	}) + select(soong_config_variable("my_namespace", "my_variable2"), {
	default: "a",
	})
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("a"),
	},
	},
	{
	name: "unset + bool = bool",
	bp: `
	my_module_type {
	name: "foo",
	my_bool: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": true,
	default: unset,
	}) + select(soong_config_variable("my_namespace", "my_variable2"), {
	default: true,
	})
	}
	`,
	provider: selectsTestProvider{
	my_bool: proptools.BoolPtr(true),
	},
	},
	{
	name: "defaults with lists are appended",
	bp: `
	my_module_type {
	name: "foo",
	defaults: ["bar"],
	my_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["a1"],
	default: ["b1"],
	}),
	}
	my_defaults {
	name: "bar",
	my_string_list: select(soong_config_variable("my_namespace", "my_variable2"), {
	"a": ["a2"],
	default: ["b2"],
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string_list: &[]string{"b2", "b1"},
	},
	},
	{
	name: "Replacing string list",
	bp: `
	my_module_type {
	name: "foo",
	defaults: ["bar"],
	replacing_string_list: select(soong_config_variable("my_namespace", "my_variable"), {
	"a": ["a1"],
	default: ["b1"],
	}),
	}
	my_defaults {
	name: "bar",
	replacing_string_list: select(soong_config_variable("my_namespace", "my_variable2"), {
	"a": ["a2"],
	default: ["b2"],
	}),
	}
	`,
	provider: selectsTestProvider{
	replacing_string_list: &[]string{"b1"},
	},
	},
	{
	name: "Multi-condition string 1",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select((
	soong_config_variable("my_namespace", "my_variable"),
	soong_config_variable("my_namespace", "my_variable2"),
	), {
	("a", "b"): "a+b",
	("a", default): "a+default",
	(default, default): "default",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "a",
	"my_variable2": "b",
	},
	},
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("a+b"),
	},
	},
	{
	name: "Multi-condition string 2",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select((
	soong_config_variable("my_namespace", "my_variable"),
	soong_config_variable("my_namespace", "my_variable2"),
	), {
	("a", "b"): "a+b",
	("a", default): "a+default",
	(default, default): "default",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "a",
	"my_variable2": "c",
	},
	},
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("a+default"),
	},
	},
	{
	name: "Multi-condition string 3",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select((
	soong_config_variable("my_namespace", "my_variable"),
	soong_config_variable("my_namespace", "my_variable2"),
	), {
	("a", "b"): "a+b",
	("a", default): "a+default",
	(default, default): "default",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"my_namespace": {
	"my_variable": "c",
	"my_variable2": "b",
	},
	},
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("default"),
	},
	},
	{
	name: "Select on boolean",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(boolean_var_for_testing(), {
	true: "t",
	false: "f",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"boolean_var": {
	"for_testing": "true",
	},
	},
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("t"),
	},
	},
	{
	name: "Select on boolean false",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(boolean_var_for_testing(), {
	true: "t",
	false: "f",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"boolean_var": {
	"for_testing": "false",
	},
	},
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("f"),
	},
	},
	{
	name: "Select on boolean undefined",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(boolean_var_for_testing(), {
	true: "t",
	false: "f",
	}),
	}
	`,
	expectedError: "foo",
	},
	{
	name: "Select on boolean undefined with default",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(boolean_var_for_testing(), {
	true: "t",
	false: "f",
	default: "default",
	}),
	}
	`,
	provider: selectsTestProvider{
	my_string: proptools.StringPtr("default"),
	},
	},
	{
	name: "Mismatched condition types",
	bp: `
	my_module_type {
	name: "foo",
	my_string: select(boolean_var_for_testing(), {
	"true": "t",
	"false": "f",
	default: "default",
	}),
	}
	`,
	vendorVars: map[string]map[string]string{
	"boolean_var": {
	"for_testing": "false",
	},
	},
	expectedError: "Expected all branches of a select on condition boolean_var_for_testing\\(\\) to have type bool, found string",
	},
	}

	for _, tc := range testCases {
	t.Run(tc.name, func(t *testing.T) {
	fixtures := GroupFixturePreparers(
	PrepareForTestWithDefaults,
	PrepareForTestWithArchMutator,
	FixtureRegisterWithContext(func(ctx RegistrationContext) {
	ctx.RegisterModuleType("my_module_type", newSelectsMockModule)
	ctx.RegisterModuleType("my_defaults", newSelectsMockModuleDefaults)
	}),
	FixtureModifyProductVariables(func(variables FixtureProductVariables) {
	variables.VendorVars = tc.vendorVars
	}),
	)
	if tc.expectedError != "" {
	fixtures = fixtures.ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(tc.expectedError))
	}
	result := fixtures.RunTestWithBp(t, tc.bp)

	if tc.expectedError == "" {
	m := result.ModuleForTests("foo", "android_arm64_armv8-a")
	p, _ := OtherModuleProvider(result.testContext.OtherModuleProviderAdaptor(), m.Module(), selectsTestProviderKey)
	if !reflect.DeepEqual(p, tc.provider) {
	t.Errorf("Expected:\n %q\ngot:\n %q", tc.provider.String(), p.String())
	}
	}
	})
	}
	}

	type selectsTestProvider struct {
	my_bool *bool
	my_string *string
	my_string_list *[]string
	my_paths *[]string
	replacing_string_list *[]string
	}

	func (p *selectsTestProvider) String() string {
	myBoolStr := "nil"
	if p.my_bool != nil {
	myBoolStr = fmt.Sprintf("%t", *p.my_bool)
	}
	myStringStr := "nil"
	if p.my_string != nil {
	myStringStr = *p.my_string
	}
	return fmt.Sprintf(`selectsTestProvider {
	my_bool: %v,
	my_string: %s,
	my_string_list: %s,
	my_paths: %s,
	replacing_string_list %s,
	}`, myBoolStr, myStringStr, p.my_string_list, p.my_paths, p.replacing_string_list)
	}

	var selectsTestProviderKey = blueprint.NewProvider[selectsTestProvider]()

	type selectsMockModuleProperties struct {
	My_bool proptools.Configurable[bool]
	My_string proptools.Configurable[string]
	My_string_list proptools.Configurable[[]string]
	My_paths proptools.Configurable[[]string] `android:"path"`
	Replacing_string_list proptools.Configurable[[]string] `android:"replace_instead_of_append,arch_variant"`
	}

	type selectsMockModule struct {
	ModuleBase
	DefaultableModuleBase
	properties selectsMockModuleProperties
	}

	func (p *selectsMockModule) GenerateAndroidBuildActions(ctx ModuleContext) {
	SetProvider(ctx, selectsTestProviderKey, selectsTestProvider{
	my_bool: p.properties.My_bool.Get(ctx),
	my_string: p.properties.My_string.Get(ctx),
	my_string_list: p.properties.My_string_list.Get(ctx),
	my_paths: p.properties.My_paths.Get(ctx),
	replacing_string_list: p.properties.Replacing_string_list.Get(ctx),
	})
	}

	func newSelectsMockModule() Module {
	m := &selectsMockModule{}
	m.AddProperties(&m.properties)
	InitAndroidArchModule(m, HostAndDeviceSupported, MultilibFirst)
	InitDefaultableModule(m)
	return m
	}

	type selectsMockModuleDefaults struct {
	ModuleBase
	DefaultsModuleBase
	}

	func (d *selectsMockModuleDefaults) GenerateAndroidBuildActions(ctx ModuleContext) {
	}

	func newSelectsMockModuleDefaults() Module {
	module := &selectsMockModuleDefaults{}

	module.AddProperties(
	&selectsMockModuleProperties{},
	)

	InitDefaultsModule(module)

	return module
	}