1 files changed, 50 insertions, 0 deletions
diff --git a/test.sh b/test.sh
new file mode 100755
index 0000000..89ea6cb
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+set -v
+set -e
+
+if test -d .testdir; then
+   rm -r .testdir
+fi
+
+mkdir -p .testdir/dev
+printf '%i\n' 50 > .testdir/dev/max_brightness
+printf '%i\n' 25 > .testdir/dev/brightness
+
+test $(./test -ga) = 50.00%
+test $(./test -g dev) = 50.00%
+
+./test -s +30 dev
+test $(./test -ga) = 100.00%
+
+./test -s 5 dev
+test $(./test -ga) = 10.00%
+
+./test -s -1 dev
+test $(./test -ga) = 8.00%
+
+./test -s +100%% dev
+test $(./test -ga) = 16.00%
+
+./test -s -50%% dev
+test $(./test -ga) = 8.00%
+
+./test -s 200%% dev
+test $(./test -ga) = 16.00%
+
+./test -s 50% dev
+test $(./test -ga) = 50.00%
+
+./test -s -10% dev
+test $(./test -ga) = 40.00%
+
+./test -s +20% dev
+test $(./test -ga) = 60.00%
+
+mkdir .testdir/acpi_videox
+printf '%i\n' 50 > .testdir/acpi_videox/max_brightness
+printf '%i\n' 25 > .testdir/acpi_videox/brightness
+
+test $(./test -g) = 50.00%
+
+rm -r .testdir