Soong package structure refactoring

Give prebuilt_etc and sh_binary their own packages and split the
gigantic main Android.bp up to small, per-package ones.

Test: m nothing, TreeHugger
Bug: 156980228
Change-Id: I7b00cd344b9f16861f1ff39edf0029f016b853d0
diff --git a/etc/prebuilt_etc_test.go b/etc/prebuilt_etc_test.go
new file mode 100644
index 0000000..e13cb3c
--- /dev/null
+++ b/etc/prebuilt_etc_test.go
@@ -0,0 +1,283 @@
+// Copyright 2018 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 etc
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"reflect"
+	"testing"
+
+	"android/soong/android"
+)
+
+var buildDir string
+
+func setUp() {
+	var err error
+	buildDir, err = ioutil.TempDir("", "soong_etc_test")
+	if err != nil {
+		panic(err)
+	}
+}
+
+func tearDown() {
+	os.RemoveAll(buildDir)
+}
+
+func TestMain(m *testing.M) {
+	run := func() int {
+		setUp()
+		defer tearDown()
+
+		return m.Run()
+	}
+
+	os.Exit(run())
+}
+
+func testPrebuiltEtc(t *testing.T, bp string) (*android.TestContext, android.Config) {
+	fs := map[string][]byte{
+		"foo.conf": nil,
+		"bar.conf": nil,
+		"baz.conf": nil,
+	}
+
+	config := android.TestArchConfig(buildDir, nil, bp, fs)
+
+	ctx := android.NewTestArchContext()
+	ctx.RegisterModuleType("prebuilt_etc", PrebuiltEtcFactory)
+	ctx.RegisterModuleType("prebuilt_etc_host", PrebuiltEtcHostFactory)
+	ctx.RegisterModuleType("prebuilt_usr_share", PrebuiltUserShareFactory)
+	ctx.RegisterModuleType("prebuilt_usr_share_host", PrebuiltUserShareHostFactory)
+	ctx.RegisterModuleType("prebuilt_font", PrebuiltFontFactory)
+	ctx.RegisterModuleType("prebuilt_firmware", PrebuiltFirmwareFactory)
+	ctx.Register(config)
+	_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
+	android.FailIfErrored(t, errs)
+	_, errs = ctx.PrepareBuildActions(config)
+	android.FailIfErrored(t, errs)
+
+	return ctx, config
+}
+
+func TestPrebuiltEtcVariants(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_etc {
+			name: "foo.conf",
+			src: "foo.conf",
+		}
+		prebuilt_etc {
+			name: "bar.conf",
+			src: "bar.conf",
+			recovery_available: true,
+		}
+		prebuilt_etc {
+			name: "baz.conf",
+			src: "baz.conf",
+			recovery: true,
+		}
+	`)
+
+	foo_variants := ctx.ModuleVariantsForTests("foo.conf")
+	if len(foo_variants) != 1 {
+		t.Errorf("expected 1, got %#v", foo_variants)
+	}
+
+	bar_variants := ctx.ModuleVariantsForTests("bar.conf")
+	if len(bar_variants) != 2 {
+		t.Errorf("expected 2, got %#v", bar_variants)
+	}
+
+	baz_variants := ctx.ModuleVariantsForTests("baz.conf")
+	if len(baz_variants) != 1 {
+		t.Errorf("expected 1, got %#v", bar_variants)
+	}
+}
+
+func TestPrebuiltEtcOutputPath(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_etc {
+			name: "foo.conf",
+			src: "foo.conf",
+			filename: "foo.installed.conf",
+		}
+	`)
+
+	p := ctx.ModuleForTests("foo.conf", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	if p.outputFilePath.Base() != "foo.installed.conf" {
+		t.Errorf("expected foo.installed.conf, got %q", p.outputFilePath.Base())
+	}
+}
+
+func TestPrebuiltEtcGlob(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_etc {
+			name: "my_foo",
+			src: "foo.*",
+		}
+		prebuilt_etc {
+			name: "my_bar",
+			src: "bar.*",
+			filename_from_src: true,
+		}
+	`)
+
+	p := ctx.ModuleForTests("my_foo", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	if p.outputFilePath.Base() != "my_foo" {
+		t.Errorf("expected my_foo, got %q", p.outputFilePath.Base())
+	}
+
+	p = ctx.ModuleForTests("my_bar", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	if p.outputFilePath.Base() != "bar.conf" {
+		t.Errorf("expected bar.conf, got %q", p.outputFilePath.Base())
+	}
+}
+
+func TestPrebuiltEtcAndroidMk(t *testing.T) {
+	ctx, config := testPrebuiltEtc(t, `
+		prebuilt_etc {
+			name: "foo",
+			src: "foo.conf",
+			owner: "abc",
+			filename_from_src: true,
+			required: ["modA", "moduleB"],
+			host_required: ["hostModA", "hostModB"],
+			target_required: ["targetModA"],
+		}
+	`)
+
+	expected := map[string][]string{
+		"LOCAL_MODULE":                  {"foo"},
+		"LOCAL_MODULE_CLASS":            {"ETC"},
+		"LOCAL_MODULE_OWNER":            {"abc"},
+		"LOCAL_INSTALLED_MODULE_STEM":   {"foo.conf"},
+		"LOCAL_REQUIRED_MODULES":        {"modA", "moduleB"},
+		"LOCAL_HOST_REQUIRED_MODULES":   {"hostModA", "hostModB"},
+		"LOCAL_TARGET_REQUIRED_MODULES": {"targetModA"},
+	}
+
+	mod := ctx.ModuleForTests("foo", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	entries := android.AndroidMkEntriesForTest(t, config, "", mod)[0]
+	for k, expectedValue := range expected {
+		if value, ok := entries.EntryMap[k]; ok {
+			if !reflect.DeepEqual(value, expectedValue) {
+				t.Errorf("Incorrect %s '%s', expected '%s'", k, value, expectedValue)
+			}
+		} else {
+			t.Errorf("No %s defined, saw %q", k, entries.EntryMap)
+		}
+	}
+}
+
+func TestPrebuiltEtcHost(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_etc_host {
+			name: "foo.conf",
+			src: "foo.conf",
+		}
+	`)
+
+	buildOS := android.BuildOs.String()
+	p := ctx.ModuleForTests("foo.conf", buildOS+"_common").Module().(*PrebuiltEtc)
+	if !p.Host() {
+		t.Errorf("host bit is not set for a prebuilt_etc_host module.")
+	}
+}
+
+func TestPrebuiltUserShareInstallDirPath(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_usr_share {
+			name: "foo.conf",
+			src: "foo.conf",
+			sub_dir: "bar",
+		}
+	`)
+
+	p := ctx.ModuleForTests("foo.conf", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	expected := buildDir + "/target/product/test_device/system/usr/share/bar"
+	if p.installDirPath.String() != expected {
+		t.Errorf("expected %q, got %q", expected, p.installDirPath.String())
+	}
+}
+
+func TestPrebuiltUserShareHostInstallDirPath(t *testing.T) {
+	ctx, config := testPrebuiltEtc(t, `
+		prebuilt_usr_share_host {
+			name: "foo.conf",
+			src: "foo.conf",
+			sub_dir: "bar",
+		}
+	`)
+
+	buildOS := android.BuildOs.String()
+	p := ctx.ModuleForTests("foo.conf", buildOS+"_common").Module().(*PrebuiltEtc)
+	expected := filepath.Join(buildDir, "host", config.PrebuiltOS(), "usr", "share", "bar")
+	if p.installDirPath.String() != expected {
+		t.Errorf("expected %q, got %q", expected, p.installDirPath.String())
+	}
+}
+
+func TestPrebuiltFontInstallDirPath(t *testing.T) {
+	ctx, _ := testPrebuiltEtc(t, `
+		prebuilt_font {
+			name: "foo.conf",
+			src: "foo.conf",
+		}
+	`)
+
+	p := ctx.ModuleForTests("foo.conf", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+	expected := buildDir + "/target/product/test_device/system/fonts"
+	if p.installDirPath.String() != expected {
+		t.Errorf("expected %q, got %q", expected, p.installDirPath.String())
+	}
+}
+
+func TestPrebuiltFirmwareDirPath(t *testing.T) {
+	targetPath := buildDir + "/target/product/test_device"
+	tests := []struct {
+		description  string
+		config       string
+		expectedPath string
+	}{{
+		description: "prebuilt: system firmware",
+		config: `
+			prebuilt_firmware {
+				name: "foo.conf",
+				src: "foo.conf",
+			}`,
+		expectedPath: filepath.Join(targetPath, "system/etc/firmware"),
+	}, {
+		description: "prebuilt: vendor firmware",
+		config: `
+			prebuilt_firmware {
+				name: "foo.conf",
+				src: "foo.conf",
+				soc_specific: true,
+				sub_dir: "sub_dir",
+			}`,
+		expectedPath: filepath.Join(targetPath, "vendor/firmware/sub_dir"),
+	}}
+	for _, tt := range tests {
+		t.Run(tt.description, func(t *testing.T) {
+			ctx, _ := testPrebuiltEtc(t, tt.config)
+			p := ctx.ModuleForTests("foo.conf", "android_arm64_armv8-a").Module().(*PrebuiltEtc)
+			if p.installDirPath.String() != tt.expectedPath {
+				t.Errorf("expected %q, got %q", tt.expectedPath, p.installDirPath)
+			}
+		})
+	}
+}