lintball client. add tests. add help message

tests/unit/client.bats

@@ -0,0 +1,166 @@
+#!/usr/bin/env bats
+
+load test_helper
+
+setup() {
+  export DOKKU_HOST=dokku.me
+  create_app
+}
+
+teardown() {
+  destroy_app
+  unset DOKKU_HOST
+}
+
+@test "dokku client (unconfigured DOKKU_HOST)" {
+  unset DOKKU_HOST
+  run ./contrib/dokku_client.sh apps
+  echo "output: "$output
+  echo "status: "$status
+  assert_exit_status 20
+}
+
+@test "dokku client (no args should print help)" {
+  run /bin/bash -c "./contrib/dokku_client.sh | head -1 | grep -q 'dokku COMMAND <app>'"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (apps:create)" {
+  destroy_app
+  run ./contrib/dokku_client.sh apps:create $TEST_APP
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (apps:destroy)" {
+  run ./contrib/dokku_client.sh apps:destroy $TEST_APP force
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  create_app # prevent teardown() failure
+}
+
+@test "dokku client (config:set)" {
+  run ./contrib/dokku_client.sh config:set $TEST_APP test_var=true test_var2=\"hello world\"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run /bin/bash -c "./contrib/dokku_client.sh config:get $TEST_APP test_var2 | grep -q 'hello world'"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (config:unset)" {
+  run ./contrib/dokku_client.sh config:set $TEST_APP test_var=true test_var2=\"hello world\"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run ./contrib/dokku_client.sh config:get $TEST_APP test_var
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run ./contrib/dokku_client.sh config:unset $TEST_APP test_var
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run /bin/bash -c "./contrib/dokku_client.sh config:get $TEST_APP test_var | grep test_var"
+  echo "output: "$output
+  echo "status: "$status
+  assert_failure
+}
+
+@test "dokku client (domains)" {
+  run bash -c "./contrib/dokku_client.sh domains $TEST_APP | grep -q ${TEST_APP}.dokku.me"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (domains:add)" {
+  run ./contrib/dokku_client.sh domains:add $TEST_APP www.test.app.dokku.me
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run ./contrib/dokku_client.sh domains:add $TEST_APP test.app.dokku.me
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (domains:remove)" {
+  run ./contrib/dokku_client.sh domains:add $TEST_APP test.app.dokku.me
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run ./contrib/dokku_client.sh domains:remove $TEST_APP test.app.dokku.me
+  echo "output: "$output
+  echo "status: "$status
+  refute_line "test.app.dokku.me"
+}
+
+@test "dokku client (domains:clear)" {
+  run ./contrib/dokku_client.sh domains:add $TEST_APP test.app.dokku.me
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run ./contrib/dokku_client.sh domains:clear $TEST_APP
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (ps)" {
+  # CI support: 'Ah. I just spoke with our Docker expert --
+  # looks like docker exec is built to work with docker-under-libcontainer,
+  # but we're using docker-under-lxc. I don't have an estimated time for the fix, sorry
+  skip "circleci does not support docker exec at the moment."
+  deploy_app
+  run bash -c "${BATS_TEST_DIRNAME}/../../contrib/dokku_client.sh ps $TEST_APP | grep -q 'node web.js'"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (ps:start)" {
+  deploy_app
+  run bash -c "${BATS_TEST_DIRNAME}/../../contrib/dokku_client.sh ps:stop $TEST_APP"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run bash -c "${BATS_TEST_DIRNAME}/../../contrib/dokku_client.sh ps:start $TEST_APP"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run bash -c "docker ps -q --no-trunc | grep -q $(< $DOKKU_ROOT/$TEST_APP/CONTAINER)"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}
+
+@test "dokku client (ps:stop)" {
+  deploy_app
+  run bash -c "${BATS_TEST_DIRNAME}/../../contrib/dokku_client.sh ps:stop $TEST_APP"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run bash -c "docker ps -q --no-trunc | grep -q $(< $DOKKU_ROOT/$TEST_APP/CONTAINER)"
+  echo "output: "$output
+  echo "status: "$status
+  assert_failure
+}
+
+@test "dokku client (ps:restart)" {
+  deploy_app
+  run bash -c "${BATS_TEST_DIRNAME}/../../contrib/dokku_client.sh ps:restart $TEST_APP"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+  run bash -c "docker ps -q --no-trunc | grep -q $(< $DOKKU_ROOT/$TEST_APP/CONTAINER)"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}