test: splits monolith into a bats file for each subcommand

test/help.bats

@@ -0,0 +1,76 @@
+#!/usr/bin/env bats
+
+load test_helper
+
+@test "help shows usage" {
+  run_nag help
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "<time> <message...>" ]]
+  [[ "${output}" =~ "every <rules> <time> <message...>" ]]
+  [[ "${output}" =~ "stop <id>" ]]
+  [[ "${output}" =~ "skip <id>" ]]
+  [[ "${output}" =~ "check" ]]
+  [[ "${output}" =~ "help [<subcommand>]" ]]
+  [[ "${output}" =~ "Options:" ]]
+}
+
+@test "help list shows list usage" {
+  run_nag help list
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "nag list" ]]
+}
+
+@test "help at shows at usage" {
+  run_nag help at
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "[at] <time> <message...>" ]]
+}
+
+@test "help version shows version usage" {
+  run_nag help version
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "( version | --version )" ]]
+}
+
+@test "help stop shows stop usage" {
+  run_nag help stop
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "stop <id>" ]]
+}
+
+@test "help skip shows skip usage" {
+  run_nag help skip
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "skip <id>" ]]
+}
+
+@test "help every shows every usage" {
+  run_nag help every
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "every <rules> <time> <message...>" ]]
+}
+
+@test "help check shows check usage" {
+  run_nag help check
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ "Usage:" ]]
+  [[ "${output}" =~ "check" ]]
+}
+
+@test "version shows current version" {
+  run_nag version
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ ^[0-9]+\.[0-9]+(_[a-zA-Z0-9]+)*$ ]]
+}
+
+@test "NAG_DEFAULT overrides the default subcommand" {
+  NAG_DEFAULT="version" run_nag
+  [ "${status}" -eq 0 ]
+  [[ "${output}" =~ ^[0-9]+\.[0-9]+(_[a-zA-Z0-9]+)*$ ]]
+}