refactor: reorganize e2e tests around features

e2e/compatibility_smoke_test.go

@@ -0,0 +1,32 @@
+package e2e
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestCLI_CompatibilitySmokeMatrix(t *testing.T) {
+	runFeatureMatrix(t, featureSpec{
+		name: "compatibility_smoke",
+		test: func(t *testing.T, h *harness, entry matrixEntry) {
+			h.writeFile("file1.txt", "hello world")
+			h.writeFile("subdir/nested.txt", "nested content")
+
+			h.initEncrypted()
+			h.backup()
+
+			out := h.list()
+			if !strings.Contains(out, "1 snapshot") {
+				t.Fatalf("expected 1 snapshot, got: %s", out)
+			}
+
+			zipPath := h.restoreZip("restore.zip")
+			if got := readZipFile(t, zipPath, "file1.txt"); got != "hello world" {
+				t.Fatalf("restore mismatch for file1.txt: got %q, want %q", got, "hello world")
+			}
+			if got := readZipFile(t, zipPath, "subdir/nested.txt"); got != "nested content" {
+				t.Fatalf("restore mismatch for subdir/nested.txt: got %q, want %q", got, "nested content")
+			}
+		},
+	})
+}