Update test failing on Windows

inst/tinytest/test_ZarrArray-class.R

@@ -9,9 +9,10 @@ expect_inherits(z1, class = "ZarrArray")
 
 # getters
 expect_equal(chunkdim(z1), chunk_dim)
-## We use grepl here because Rarr appends a trailing slash to the path
-## Not sure if we actually want to do that
-expect_true(grepl(x = path(z1), pattern = tf1, fixed = TRUE))
+## input and output path are not the same on all platforms e.g. Windows
+## as we follow the Zarr spec rules for normalizing
+expect_equal(path(z1), Rarr:::.normalize_array_path(tf1))
+expect_equal(normalizePath(path(z1)), tf1)
 
 # ways to get the array from disk to memory
 expect_equal(extract_array(z1, index = list(NULL, NULL)), m)