diff --git a/tests/tests.rs b/tests/tests.rs
index 1b89444..be9bd20 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -536,22 +536,19 @@ fn test_symlink() {
 fn test_exec() {
     let te = TestEnv::new();
 
-    // Test a simple echo before each result
-    te.assert_output(
-        &["--exec", "echo found", "foo"],
-        "found a.foo
-        found one/b.foo
-        found one/two/c.foo
-        found one/two/C.Foo2
-        found one/two/three/d.foo
-        found one/two/three/directory_foo",
-    );
+    // Test a simple echo before result
+    te.assert_output(&["--exec", "echo found", "d.foo"], "found one/two/three/d.foo");
 
+    #[cfg(windows)]
     // Test executing 'fc' (File Compare) with the found result and itself.
     te.assert_output(
         &["--exec", "fc {} {}", "a.foo"],
         "
         Comparing files a.foo and A.FOO
-        FC: no differences encountered"
+        FC: no differences encountered",
     );
-}
\ No newline at end of file
+
+    #[cfg(unix)]
+    // Test executing 'diff' with the found result and itself.
+    te.assert_output(&["--exec", "diff {} {}", "a.foo"],"");
+}