Autogen python test config.

Feature request from developer, autogen python test config.

Bug:118442443

Test: $source build/envsetup.sh ; lunch
      $sed -i '/test_config/d' tools/acloud/Android.bp
      $make acloud_test
      $[ -f $ANDROID_HOST_OUT_TESTCASES/acloud_test/acloud_test.config ] && echo "Found" || echo "Not found"

Change-Id: I196230581b456afe03e67f9cd84c028d18ba08d9

Android.bp

@@ -285,6 +285,7 @@ bootstrap_go_package {
     deps: [
         "blueprint",
         "soong-android",
+        "soong-tradefed",
     ],
     srcs: [
         "python/androidmk.go",

python/androidmk.go

@@ -70,6 +70,11 @@ func (p *testDecorator) AndroidMk(base *Module, ret *android.AndroidMkData) {
 		if p.testProperties.Test_config != nil {
 			fmt.Fprintln(w, "LOCAL_TEST_CONFIG :=",
 				*p.testProperties.Test_config)
+		} else {
+			if p.testConfig != nil {
+				fmt.Fprintln(w, "LOCAL_FULL_TEST_CONFIG :=",
+					p.testConfig.String())
+			}
 		}
 	})
 	base.subAndroidMk(ret, p.binaryDecorator.pythonInstaller)

python/test.go

@@ -16,6 +16,7 @@ package python
 
 import (
 	"android/soong/android"
+	"android/soong/tradefed"
 )
 
 // This file contains the module types for building Python test.
@@ -29,12 +30,18 @@ type TestProperties struct {
 	// the name of the test configuration (for example "AndroidTest.xml") that should be
 	// installed with the module.
 	Test_config *string `android:"arch_variant"`
+
+	// the name of the test configuration template (for example "AndroidTestTemplate.xml") that
+	// should be installed with the module.
+	Test_config_template *string `android:"arch_variant"`
 }
 
 type testDecorator struct {
 	*binaryDecorator
 
 	testProperties TestProperties
+
+	testConfig android.Path
 }
 
 func (test *testDecorator) bootstrapperProps() []interface{} {
@@ -42,6 +49,9 @@ func (test *testDecorator) bootstrapperProps() []interface{} {
 }
 
 func (test *testDecorator) install(ctx android.ModuleContext, file android.Path) {
+	test.testConfig = tradefed.AutoGenPythonBinaryHostTestConfig(ctx, test.testProperties.Test_config,
+		test.testProperties.Test_config_template)
+
 	test.binaryDecorator.pythonInstaller.dir = "nativetest"
 	test.binaryDecorator.pythonInstaller.dir64 = "nativetest64"
 

tradefed/autogen.go

@@ -118,6 +118,22 @@ func AutoGenJavaTestConfig(ctx android.ModuleContext, testConfigProp *string, te
 	return path
 }
 
+func AutoGenPythonBinaryHostTestConfig(ctx android.ModuleContext, testConfigProp *string,
+	testConfigTemplateProp *string) android.Path {
+
+	path, autogenPath := testConfigPath(ctx, testConfigProp)
+	if autogenPath != nil {
+		templatePath := getTestConfigTemplate(ctx, testConfigTemplateProp)
+		if templatePath.Valid() {
+			autogenTemplate(ctx, autogenPath, templatePath.String())
+		} else {
+			autogenTemplate(ctx, autogenPath, "${PythonBinaryHostTestConfigTemplate}")
+		}
+		return autogenPath
+	}
+	return path
+}
+
 var autogenInstrumentationTest = pctx.StaticRule("autogenInstrumentationTest", blueprint.RuleParams{
 	Command: "${AutoGenTestConfigScript} $out $in ${EmptyTestConfig} $template",
 	CommandDeps: []string{

tradefed/config.go

@@ -30,6 +30,7 @@ func init() {
 	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("PythonBinaryHostTestConfigTemplate", "build/make/core/python_binary_host_test_config_template.xml")
 
 	pctx.SourcePathVariable("EmptyTestConfig", "build/make/core/empty_test_config.xml")
 }

tradefed/makevars.go

@@ -30,6 +30,7 @@ func makeVarsProvider(ctx android.MakeVarsContext) {
 	ctx.Strict("NATIVE_BENCHMARK_TEST_CONFIG_TEMPLATE", "${NativeBenchmarkTestConfigTemplate}")
 	ctx.Strict("NATIVE_HOST_TEST_CONFIG_TEMPLATE", "${NativeHostTestConfigTemplate}")
 	ctx.Strict("NATIVE_TEST_CONFIG_TEMPLATE", "${NativeTestConfigTemplate}")
+	ctx.Strict("PYTHON_BINARY_HOST_TEST_CONFIG_TEMPLATE", "${PythonBinaryHostTestConfigTemplate}")
 
 	ctx.Strict("EMPTY_TEST_CONFIG", "${EmptyTestConfig}")
 }