diff --git a/tests/abump.bats b/tests/abump.bats
new file mode 100644
index 0000000..13d0c39
--- /dev/null
+++ b/tests/abump.bats
@@ -0,0 +1,85 @@
+setup() {
+	export ABUILD="$PWD/../abuild"
+	export ABUMP="$PWD/../abump"
+	export ABUILD_KEYGEN="$PWD/../abuild-keygen"
+	export ABUILD_SHAREDIR="$PWD/.."
+	export ABUILD_CONF=/dev/null
+	tmpdir="$BATS_TMPDIR"/abump
+	export ABUILD_USERDIR="$tmpdir"/.config
+	export REPODEST="$tmpdir"/packages
+	mkdir -p $tmpdir
+	export CLEANUP="srcdir bldroot pkgdir deps"
+	export APORTSDIR="$tmpdir"
+	export ABUILD_OPTS=""
+	export ABUILD_APK_INDEX_OPTS="--keys-dir=$ABUILD_USERDIR"
+
+	$ABUILD_KEYGEN --append -n
+
+	cd "$tmpdir"
+	git init
+}
+
+teardown() {
+	rm -rf "$tmpdir"
+}
+
+@test "abump: help text" {
+	$ABUMP -h
+}
+
+@test "abump: simple bump" {
+	mkdir -p "$tmpdir"/main/foo
+	cd "$tmpdir"/main/foo
+	echo "first" > foo-1.0.txt
+	echo "second" > foo-1.1.txt
+	cat > APKBUILD <<-EOF
+		# Maintainer: Test user <user@example.com>
+		pkgname="foo"
+		pkgver=1.0
+		pkgrel=0
+		pkgdesc="dummy package for test"
+		url="https://alpinelinux.org"
+		license="MIT"
+		arch="noarch"
+		source="foo-\$pkgver.txt"
+		options="!check"
+		package() {
+			install -D "\$srcdir"/foo-\$pkgver.txt "\$pkgdir"/foo
+		}
+	EOF
+	$ABUILD checksum
+	$ABUILD
+	git add APKBUILD foo-1.0.txt
+	git commit -m "test commit"
+
+	$ABUMP foo-1.1
+}
+
+@test "abump: test bumping same version" {
+	mkdir -p "$tmpdir"/main/foo
+	cd "$tmpdir"/main/foo
+	echo "first" > foo-1.0.txt
+	echo "second" > foo-1.1.txt
+	cat > APKBUILD <<-EOF
+		# Maintainer: Test user <user@example.com>
+		pkgname="foo"
+		pkgver=1.0
+		pkgrel=0
+		pkgdesc="dummy package for test"
+		url="https://alpinelinux.org"
+		license="MIT"
+		arch="noarch"
+		source="foo-\$pkgver.txt"
+		options="!check"
+		package() {
+			install -D "\$srcdir"/foo-\$pkgver.txt "\$pkgdir"/foo
+		}
+	EOF
+	$ABUILD checksum
+	$ABUILD
+	git add APKBUILD foo-1.0.txt
+	git commit -m "test commit"
+
+	run $ABUMP foo-1.0
+	[ $status -ne 0 ]
+}