Merge remote-tracking branch 'aosp/upstream-main' into main am: b14b3520de am: e398bc2bf7 am: a1ccc8dd9e am: f26ff44a64 am: 3e21f23d94android-14.0.0_r37android-14.0.0_r36android-14.0.0_r35android-14.0.0_r34android-14.0.0_r33android-14.0.0_r32android-14.0.0_r31android-14.0.0_r30android-14.0.0_r29android-14.0.0_r28android14-qpr2-s5-releaseandroid14-qpr2-s4-releaseandroid14-qpr2-s3-releaseandroid14-qpr2-s2-releaseandroid14-qpr2-s1-releaseandroid14-qpr2-release

Original change: https://android-review.googlesource.com/c/platform/external/bazelbuild-rules_python/+/2673976

Change-Id: Ib33cbb9758fb3c0287c21cf502885fec2f072343
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

1 files changed, 78 insertions, 0 deletions

diff --git a/gazelle/manifest/test/test.go b/gazelle/manifest/test/test.go
new file mode 100644
index 0000000..72cb260
--- /dev/null
+++ b/gazelle/manifest/test/test.go
@@ -0,0 +1,78 @@
+// Copyright 2023 The Bazel Authors. 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.
+
+/*
+test.go is a unit test that asserts the Gazelle YAML manifest is up-to-date in
+regards to the requirements.txt.
+
+It re-hashes the requirements.txt and compares it to the recorded one in the
+existing generated Gazelle manifest.
+*/
+package test
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/bazelbuild/rules_python/gazelle/manifest"
+)
+
+func TestGazelleManifestIsUpdated(t *testing.T) {
+	requirementsPath := os.Getenv("_TEST_REQUIREMENTS")
+	if requirementsPath == "" {
+		t.Fatalf("_TEST_REQUIREMENTS must be set")
+	}
+
+	manifestPath := os.Getenv("_TEST_MANIFEST")
+	if manifestPath == "" {
+		t.Fatalf("_TEST_MANIFEST must be set")
+	}
+
+	manifestFile := new(manifest.File)
+	if err := manifestFile.Decode(manifestPath); err != nil {
+		t.Fatalf("decoding manifest file: %v", err)
+	}
+
+	if manifestFile.Integrity == "" {
+		t.Fatal("failed to find the Gazelle manifest file integrity")
+	}
+
+	manifestGeneratorHashPath := os.Getenv("_TEST_MANIFEST_GENERATOR_HASH")
+	manifestGeneratorHash, err := os.Open(manifestGeneratorHashPath)
+	if err != nil {
+		t.Fatalf("opening %q: %v", manifestGeneratorHashPath, err)
+	}
+	defer manifestGeneratorHash.Close()
+
+	requirements, err := os.Open(requirementsPath)
+	if err != nil {
+		t.Fatalf("opening %q: %v", requirementsPath, err)
+	}
+	defer requirements.Close()
+
+	valid, err := manifestFile.VerifyIntegrity(manifestGeneratorHash, requirements)
+	if err != nil {
+		t.Fatalf("verifying integrity: %v", err)
+	}
+	if !valid {
+		manifestRealpath, err := filepath.EvalSymlinks(manifestPath)
+		if err != nil {
+			t.Fatalf("evaluating symlink %q: %v", manifestPath, err)
+		}
+		t.Errorf(
+			"%q is out-of-date. Follow the update instructions in that file to resolve this",
+			manifestRealpath)
+	}
+}