Avoid manifest collisions beside artifacts

1 files changed, 19 insertions, 1 deletions

diff --git a/tests/compare.rs b/tests/compare.rs
index 2e06a39..43c91e0 100644
--- a/tests/compare.rs
+++ b/tests/compare.rs
@@ -136,11 +136,29 @@ fn reads_and_writes_a_toml_manifest_beside_an_artifact() {
     let manifest = baseline();
 
     let manifest_path = manifest.write_beside(&artifact).expect("write manifest");
-    assert_eq!(manifest_path, fixture.path().join("artifact.manifest.toml"));
+    assert_eq!(manifest_path, fixture.path().join("controller.tar.manifest.toml"));
     assert_eq!(ArtifactManifest::load(&manifest_path).expect("load manifest"), manifest);
 }
 
 #[test]
+fn writes_distinct_manifests_for_artifacts_in_the_same_directory() {
+    let fixture = tempdir().expect("temporary directory");
+    let legacy = fixture.path().join("legacy.tar");
+    let native = fixture.path().join("native.tar");
+    let legacy_manifest = baseline();
+    let native_manifest = ArtifactManifest::new(vec![], vec![], None, vec![], vec![])
+        .expect("valid native manifest");
+
+    let legacy_path = legacy_manifest.write_beside(&legacy).expect("write legacy manifest");
+    let native_path = native_manifest.write_beside(&native).expect("write native manifest");
+
+    assert_eq!(legacy_path, fixture.path().join("legacy.tar.manifest.toml"));
+    assert_eq!(native_path, fixture.path().join("native.tar.manifest.toml"));
+    assert_eq!(ArtifactManifest::load(&legacy_path).expect("load legacy manifest"), legacy_manifest);
+    assert_eq!(ArtifactManifest::load(&native_path).expect("load native manifest"), native_manifest);
+}
+
+#[test]
 fn rejects_duplicate_semantic_keys() {
     let error = ArtifactManifest::new(
         vec![PackageRecord::new("controller", "1"), PackageRecord::new("controller", "2")],