add tests

test/segments/kubecontext.spec

@@ -0,0 +1,80 @@
+#!/usr/bin/env zsh
+#vim:ft=zsh ts=2 sw=2 sts=2 et fenc=utf-8
+
+# Required for shunit2 to run correctly
+setopt shwordsplit
+SHUNIT_PARENT=$0
+
+function setUp() {
+  export TERM="xterm-256color"
+  # Load Powerlevel9k
+  source powerlevel9k.zsh-theme
+}
+
+function mockKubectl() {
+  case "$1" in
+    'version')
+      echo 'non-empty text'
+      ;;
+    'config')
+      case "$2" in
+        'current-context')
+          echo 'minikube'
+          ;;
+        'get-contexts')
+          echo '* minikube minikube minikube '
+          ;;
+      esac
+      ;;
+  esac
+}
+
+function mockKubectlOtherNamespace() {
+  case "$1" in
+    'version')
+      echo 'non-empty text'
+      ;;
+    'config')
+      case "$2" in
+        'current-context')
+          echo 'minikube'
+          ;;
+        'get-contexts')
+          echo '* minikube minikube minikube kube-system'
+          ;;
+      esac
+      ;;
+  esac
+}
+
+function testKubeContext() {
+  alias kubectl=mockKubectl
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(kubecontext)
+
+  assertEquals "%K{magenta} %F{white%}⎈%f %F{white}minikube/default %k%F{magenta}%f " "$(build_left_prompt)"
+
+  unset POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  unalias kubectl
+}
+function testKubeContextOtherNamespace() {
+  alias kubectl=mockKubectlOtherNamespace
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(kubecontext)
+
+  assertEquals "%K{magenta} %F{white%}⎈%f %F{white}minikube/kube-system %k%F{magenta}%f " "$(build_left_prompt)"
+
+  unset POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  unalias kubectl
+}
+function testKubeContextPrintsNothingIfKubectlNotAvailable() {
+  alias kubectl=noKubectl
+  POWERLEVEL9K_CUSTOM_WORLD='echo world'
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(custom_world kubecontext)
+
+  assertEquals "%K{white} %F{black}world %k%F{white}%f " "$(build_left_prompt)"
+
+  unset POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  unset POWERLEVEL9K_CUSTOM_WORLD
+  unalias kubectl
+}
+
+source shunit2/source/2.1/src/shunit2