diff --git a/tests/test_is_auto_notify_ignored.zunit b/tests/test_is_auto_notify_ignored.zunit
new file mode 100644
index 0000000..61366a1
--- /dev/null
+++ b/tests/test_is_auto_notify_ignored.zunit
@@ -0,0 +1,35 @@
+#!/usr/bin/env zunit
+
+@setup {
+    load "../auto-notify.plugin.zsh"
+}
+
+@test 'is_auto_notify_ignored - commands outside AUTO_NOTIFY_IGNORE' {
+    run _is_auto_notify_ignored "echo hello world"
+
+    assert $state equals 0
+    assert "$output" same_as "no"
+}
+
+@test 'is_auto_notify_ignored - all commands in AUTO_NOTIFY_IGNORE' {
+    for command in $AUTO_NOTIFY_IGNORE; do
+        run _is_auto_notify_ignored $command
+
+        assert $state equals 0
+        assert "$output" same_as "yes"
+    done
+}
+
+@test 'is_auto_notify_ignored - piped commands which are not ignored' {
+    run _is_auto_notify_ignored "echo hello world |  base64 -e"
+
+    assert $state equals 0
+    assert "$output" same_as "no"
+}
+
+@test 'is_auto_notify_ignored - piped commands which are ignored' {
+    run _is_auto_notify_ignored "echo hello world |  less -R"
+
+    assert $state equals 0
+    assert "$output" same_as "yes"
+}