tests: adjust realpath test to avoid "make distcheck" failure

* tests/misc/realpath: Quote lhs of test ... = ..., so that
when $PWD contains a space (like it does via "make distcheck"),
the test does not fail

diff --git a/tests/misc/realpath b/tests/misc/realpath
index 4b1e1f1..fb01393 100755 (executable)
--- a/tests/misc/realpath
+++ b/tests/misc/realpath
@@ -41,9 +41,9 @@ realpath -m '' && fail=1
 
 # symlink resolution
 this=$(realpath .)
-test $(realpath $relative ldir2/..) = "$this/dir1" || fail=1
-test $(realpath -L $relative ldir2/..) = "$this" || fail=1
-test $(realpath -s $relative ldir2) = "$this/ldir2" || fail=1
+test "$(realpath $relative ldir2/..)" = "$this/dir1" || fail=1
+test "$(realpath -L $relative ldir2/..)" = "$this" || fail=1
+test "$(realpath -s $relative ldir2)" = "$this/ldir2" || fail=1
 
 # relative string handling
 test $(realpath -m --relative-to=prefix prefixed/1) = '../prefixed/1' || fail=1