fix split_rev

src/unix2db/main.zig

@@ -151,13 +151,11 @@ test "trivial error: missing passwd file" {
 
     const exit_code = execute(allocator, stdout.writer(), stderr.writer(), args[0..]);
     try testing.expectEqual(@as(u8, 1), exit_code);
-    std.debug.print("stderr: '{s}'\n", .{stderr.items});
-    if (true) return error.SkipZigTest;
-    try testing.expect(mem.startsWith(
+    try testing.expectEqualSlices(
         u8,
         stderr.items,
-        "ERROR: FileNotFound: fubar",
-    ));
+        "ERROR FileNotFound: ./passwd: open \n",
+    );
 }
 
 test "fail" {
@@ -167,7 +165,11 @@ test "fail" {
     var stderrw = stderr.writer();
     const exit_code = fail(errc.wrapf("got 1", .{}), stderrw, error.NotSure);
     try testing.expectEqual(exit_code, 1);
-    std.debug.print("stderr: '{s}'\n", .{stderr.items});
+    try testing.expectEqualSlices(
+        u8,
+        stderr.items,
+        "ERROR NotSure: got 1\n",
+    );
 }
 
 test "smoke test" {