diff --git a/test/choose_0:2.txt b/test/choose_0:2.txt
new file mode 100644
index 0000000..38b492a
--- /dev/null
+++ b/test/choose_0:2.txt
@@ -0,0 +1,6 @@
+Lorem ipsum
+incididunt ut
+nostrud exercitation
+Duis aute
+fugiat nulla
+culpa qui
diff --git a/test/choose_0_3.txt b/test/choose_0_3.txt
new file mode 100644
index 0000000..87dd3c5
--- /dev/null
+++ b/test/choose_0_3.txt
@@ -0,0 +1,6 @@
+Lorem sit
+incididunt et
+nostrud laboris
+Duis dolor
+fugiat Excepteur
+culpa deserunt
diff --git a/test/choose_9.txt b/test/choose_9.txt
new file mode 100644
index 0000000..dbc3782
--- /dev/null
+++ b/test/choose_9.txt
@@ -0,0 +1,6 @@
+do
+ad
+commodo
+esse
+sunt
+
diff --git a/test/choose_9_3.txt b/test/choose_9_3.txt
new file mode 100644
index 0000000..05b039f
--- /dev/null
+++ b/test/choose_9_3.txt
@@ -0,0 +1,6 @@
+do sit
+ad et
+commodo laboris
+esse dolor
+sunt Excepteur
+ deserunt
diff --git a/test/choose_:2.txt b/test/choose_:2.txt
new file mode 100644
index 0000000..38b492a
--- /dev/null
+++ b/test/choose_:2.txt
@@ -0,0 +1,6 @@
+Lorem ipsum
+incididunt ut
+nostrud exercitation
+Duis aute
+fugiat nulla
+culpa qui
diff --git a/test/lorem.txt b/test/lorem.txt
new file mode 100644
index 0000000..7b95d6b
--- /dev/null
+++ b/test/lorem.txt
@@ -0,0 +1,6 @@
+Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor
+incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis
+nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
+Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu
+fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in
+culpa qui officia deserunt mollit anim id est laborum.
diff --git a/test/test.sh b/test/test.sh
new file mode 100755
index 0000000..f1d438a
--- /dev/null
+++ b/test/test.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+set -e
+
+test_dir="test"
+orig_dir="$(pwd)"
+cd "$(git rev-parse --show-toplevel)"
+cargo build
+
+diff -Z <(cargo run -- 0:2 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_0:2.txt")
+diff -Z <(cargo run -- 0 3 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_0_3.txt")
+diff -Z <(cargo run -- :2 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_:2.txt")
+diff -Z <(cargo run -- 9 3 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_9_3.txt")
+diff -Z <(cargo run -- 9 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_9.txt")