Rename device_config --> aconfig and definitions --> declarations

Bug: 285303012
Test: for x in next trunk trunk_food trunk_staging ; do lunch aosp_panther-$x-eng ; m nothing ; done
Change-Id: I3375f46b3ecbbc516d1bee6ab3f80725fcccde8f
diff --git a/aconfig/aconfig_declarations_test.go b/aconfig/aconfig_declarations_test.go
new file mode 100644
index 0000000..e14ca38
--- /dev/null
+++ b/aconfig/aconfig_declarations_test.go
@@ -0,0 +1,42 @@
+// 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 aconfig
+
+import (
+	"strings"
+	"testing"
+
+	"android/soong/android"
+)
+
+func TestAconfigDeclarations(t *testing.T) {
+	bp := `
+		aconfig_declarations {
+			name: "module_name",
+			package: "com.example.package",
+			srcs: ["foo.aconfig"],
+		}
+	`
+	result := runTest(t, android.FixtureExpectsNoErrors, bp)
+
+	module := result.ModuleForTests("module_name", "").Module().(*DeclarationsModule)
+
+	// Check that the provider has the right contents
+	depData := result.ModuleProvider(module, declarationsProviderKey).(declarationsProviderData)
+	android.AssertStringEquals(t, "package", depData.Package, "com.example.package")
+	if !strings.HasSuffix(depData.IntermediatePath.String(), "/intermediate.pb") {
+		t.Errorf("Missing intermediates path in provider: %s", depData.IntermediatePath.String())
+	}
+}