Move autogenerated test config into Soong

Move autogenerating the test config for Soong modules into Soong
for java_test and android_test modules.

Bug: 70770641
Test: m checkbuild
Test: atest CtsUiRenderingTestCases
Change-Id: I02593add0407ef694b91c14cf27411a4f3cc4745

3 files changed, 191 insertions, 0 deletions

diff --git a/tradefed/autogen.go b/tradefed/autogen.go
new file mode 100644
index 00000000..dd2e355f
--- /dev/null
+++ b/tradefed/autogen.go
@@ -0,0 +1,121 @@
+// 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 tradefed
+
+import (
+	"strings"
+
+	"github.com/google/blueprint"
+
+	"android/soong/android"
+)
+
+func getTestConfig(ctx android.ModuleContext, prop *string) android.Path {
+	if p := ctx.ExpandOptionalSource(prop, "test_config"); p.Valid() {
+		return p.Path()
+	} else if p := android.ExistentPathForSource(ctx, ctx.ModuleDir(), "AndroidTest.xml"); p.Valid() {
+		return p.Path()
+	}
+	return nil
+}
+
+var autogenTestConfig = pctx.StaticRule("autogenTestConfig", blueprint.RuleParams{
+	Command:     "sed 's&{MODULE}&${name}&g' $template > $out",
+	CommandDeps: []string{"$template"},
+}, "name", "template")
+
+func testConfigPath(ctx android.ModuleContext, prop *string) (path android.Path, autogenPath android.WritablePath) {
+	if p := getTestConfig(ctx, prop); p != nil {
+		return p, nil
+	} else if !strings.HasPrefix(ctx.ModuleDir(), "cts/") {
+		outputFile := android.PathForModuleOut(ctx, ctx.ModuleName()+".config")
+
+		return outputFile, outputFile
+	} else {
+		// CTS modules can be used for test data, so test config files must be
+		// explicitly created using AndroidTest.xml
+		// TODO(b/112602712): remove the path check
+		return nil, nil
+	}
+}
+
+func autogenTemplate(ctx android.ModuleContext, output android.WritablePath, template string) {
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        autogenTestConfig,
+		Description: "test config",
+		Output:      output,
+		Args: map[string]string{
+			"name":     ctx.ModuleName(),
+			"template": template,
+		},
+	})
+}
+
+func AutoGenNativeTestConfig(ctx android.ModuleContext, prop *string) android.Path {
+	path, autogenPath := testConfigPath(ctx, prop)
+	if autogenPath != nil {
+		if ctx.Device() {
+			autogenTemplate(ctx, autogenPath, "${NativeTestConfigTemplate}")
+		} else {
+			autogenTemplate(ctx, autogenPath, "${NativeHostTestConfigTemplate}")
+		}
+	}
+	return path
+}
+
+func AutoGenNativeBenchmarkTestConfig(ctx android.ModuleContext, prop *string) android.Path {
+	path, autogenPath := testConfigPath(ctx, prop)
+	if autogenPath != nil {
+		autogenTemplate(ctx, autogenPath, "${NativeTestConfigTemplate}")
+	}
+	return path
+}
+
+func AutoGenJavaTestConfig(ctx android.ModuleContext, prop *string) android.Path {
+	path, autogenPath := testConfigPath(ctx, prop)
+	if autogenPath != nil {
+		if ctx.Device() {
+			autogenTemplate(ctx, autogenPath, "${JavaTestConfigTemplate}")
+		} else {
+			autogenTemplate(ctx, autogenPath, "${JavaHostTestConfigTemplate}")
+		}
+	}
+	return path
+}
+
+var autogenInstrumentationTest = pctx.StaticRule("autogenInstrumentationTest", blueprint.RuleParams{
+	Command: "${AutoGenTestConfigScript} $out $in ${EmptyTestConfig} ${InstrumentationTestConfigTemplate}",
+	CommandDeps: []string{
+		"${AutoGenTestConfigScript}",
+		"${EmptyTestConfig}",
+		"${InstrumentationTestConfigTemplate}",
+	},
+}, "name")
+
+func AutoGenInstrumentationTestConfig(ctx android.ModuleContext, prop *string, manifest android.Path) android.Path {
+	path, autogenPath := testConfigPath(ctx, prop)
+	if autogenPath != nil {
+		ctx.Build(pctx, android.BuildParams{
+			Rule:        autogenInstrumentationTest,
+			Description: "test config",
+			Input:       manifest,
+			Output:      autogenPath,
+			Args: map[string]string{
+				"name": ctx.ModuleName(),
+			},
+		})
+	}
+	return path
+}
diff --git a/tradefed/config.go b/tradefed/config.go
new file mode 100644
index 00000000..2c432d09
--- /dev/null
+++ b/tradefed/config.go
@@ -0,0 +1,35 @@
+// 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 tradefed
+
+import (
+	"android/soong/android"
+)
+
+var (
+	pctx = android.NewPackageContext("android/soong/tradefed")
+)
+
+func init() {
+	pctx.SourcePathVariable("AutoGenTestConfigScript", "build/make/tools/auto_gen_test_config.py")
+	pctx.SourcePathVariable("InstrumentationTestConfigTemplate", "build/make/core/instrumentation_test_config_template.xml")
+	pctx.SourcePathVariable("JavaTestConfigTemplate", "build/make/core/java_test_config_template.xml")
+	pctx.SourcePathVariable("JavaHostTestConfigTemplate", "build/make/core/java_host_test_config_template.xml")
+	pctx.SourcePathVariable("NativeBenchmarkTestConfigTemplate", "build/make/core/native_benchmark_test_config_template.xml")
+	pctx.SourcePathVariable("NativeHostTestConfigTemplate", "build/make/core/native_host_test_config_template.xml")
+	pctx.SourcePathVariable("NativeTestConfigTemplate", "build/make/core/native_test_config_template.xml")
+
+	pctx.SourcePathVariable("EmptyTestConfig", "build/make/core/empty_test_config.xml")
+}
diff --git a/tradefed/makevars.go b/tradefed/makevars.go
new file mode 100644
index 00000000..3ec79979
--- /dev/null
+++ b/tradefed/makevars.go
@@ -0,0 +1,35 @@
+// 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 tradefed
+
+import (
+	"android/soong/android"
+)
+
+func init() {
+	android.RegisterMakeVarsProvider(pctx, makeVarsProvider)
+}
+
+func makeVarsProvider(ctx android.MakeVarsContext) {
+	ctx.Strict("AUTOGEN_TEST_CONFIG_SCRIPT", "${AutoGenTestConfigScript}")
+	ctx.Strict("INSTRUMENTATION_TEST_CONFIG_TEMPLATE", "${InstrumentationTestConfigTemplate}")
+	ctx.Strict("JAVA_HOST_TEST_CONFIG_TEMPLATE", "${JavaHostTestConfigTemplate}")
+	ctx.Strict("JAVA_TEST_CONFIG_TEMPLATE", "${JavaTestConfigTemplate}")
+	ctx.Strict("NATIVE_BENCHMARK_TEST_CONFIG_TEMPLATE", "${NativeBenchmarkTestConfigTemplate}")
+	ctx.Strict("NATIVE_HOST_TEST_CONFIG_TEMPLATE", "${NativeHostTestConfigTemplate}")
+	ctx.Strict("NATIVE_TEST_CONFIG_TEMPLATE", "${NativeTestConfigTemplate}")
+
+	ctx.Strict("EMPTY_TEST_CONFIG", "${EmptyTestConfig}")
+}