Add tests for version flags

README.md

@@ -116,7 +116,7 @@ Option                 | Description
 `-f`                   | Force creation of new container (destroying old one if it exists)
 `-q`                   | Silence Dock-related output (so only output from command run in the container is shown)
 `-v`                   | Display version information
-`-V`                   | Display extended version information (for bug reports)
+`-V`                   | Display verbose version information (for bug reports)
 
 ### Attach to an already-running container
 

bin/dock

@@ -102,7 +102,7 @@ display_debug_version_info() {
     echo "Docker executable not found in PATH!"
   fi
   echo "Bash:   $BASH_VERSION"
-  echo "OS:     $(uname -v)"
+  echo "OS:     $(uname -a)"
 }
 
 display_usage() {

test/options/verbose_version.bats

@@ -0,0 +1,37 @@
+#!/usr/bin/env bats
+
+load ../utils
+
+setup() {
+  destroy_all_containers
+  original_dir="$(pwd)"
+  cd "$(create_repo my-project)"
+}
+
+teardown() {
+  cd "${original_dir}"
+}
+
+@test "when -V flag specified it displays the Dock version" {
+  run dock -V
+  [ "$status" -eq 0 ]
+  [[ "$output" =~ Dock:\ +[0-9]+\.[0-9]+\.[0-9]+ ]]
+}
+
+@test "when -V flag specified it displays the Docker version" {
+  run dock -V
+  [ "$status" -eq 0 ]
+  [[ "$output" =~ Docker:\ +Docker\ version\ [0-9]+\.[0-9]+\.[0-9]+ ]]
+}
+
+@test "when -V flag specified it displays the Bash version" {
+  run dock -V
+  [ "$status" -eq 0 ]
+  [[ "$output" =~ Bash:\ +"$BASH_VERSION" ]]
+}
+
+@test "when -V flag specified it displays the OS version" {
+  run dock -V
+  [ "$status" -eq 0 ]
+  [[ "$output" =~ OS:\ +$(uname -a) ]]
+}

test/options/version.bats

@@ -0,0 +1,19 @@
+#!/usr/bin/env bats
+
+load ../utils
+
+setup() {
+  destroy_all_containers
+  original_dir="$(pwd)"
+  cd "$(create_repo my-project)"
+}
+
+teardown() {
+  cd "${original_dir}"
+}
+
+@test "when -v flag specified it displays the Dock version" {
+  run dock -v
+  [ "$status" -eq 0 ]
+  [[ "$output" =~ ^[0-9]+\.[0-9]+\.[0-9]+ ]]
+}