diff --git a/test/core/visual_identifier.spec b/test/core/visual_identifier.spec
new file mode 100755
index 00000000..db9896db
--- /dev/null
+++ b/test/core/visual_identifier.spec
@@ -0,0 +1,50 @@
+#!/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=$0
+
+function setUp() {
+  export TERM="xterm-256color"
+  # Load Powerlevel9k
+  source powerlevel9k.zsh-theme
+  source functions/*
+}
+
+function testOverwritingIconsWork() {
+  local -a POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(custom_world1)
+  local POWERLEVEL9K_CUSTOM_WORLD1='echo world1'
+  local POWERLEVEL9K_CUSTOM_WORLD1_ICON='icon-here'
+
+  assertEquals "%K{white} %F{black%}icon-here %f%F{black}world1 %k%F{white}%f " "$(build_left_prompt)"
+}
+
+function testVisualIdentifierAppearsBeforeSegmentContentOnLeftSegments() {
+  local -a POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(custom_world1)
+  local POWERLEVEL9K_CUSTOM_WORLD1='echo world1'
+  local POWERLEVEL9K_CUSTOM_WORLD1_ICON='icon-here'
+
+  assertEquals "%K{white} %F{black%}icon-here %f%F{black}world1 %k%F{white}%f " "$(build_left_prompt)"
+}
+
+function testVisualIdentifierAppearsAfterSegmentContentOnRightSegments() {
+  local -a POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS
+  POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS=(custom_world1)
+  local POWERLEVEL9K_CUSTOM_WORLD1='echo world1'
+  local POWERLEVEL9K_CUSTOM_WORLD1_ICON='icon-here'
+
+  assertEquals "%F{white}%f%K{white}%F{black} world1%F{black%} icon-here%f%E" "$(build_right_prompt)"
+}
+
+function testVisualIdentifierPrintsNothingIfNotAvailable() {
+  local -a POWERLEVEL9K_LEFT_PROMPT_ELEMENTS
+  POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(custom_world1)
+  local POWERLEVEL9K_CUSTOM_WORLD1='echo world1'
+
+  assertEquals "%K{white} %F{black}world1 %k%F{white}%f " "$(build_left_prompt)"
+}
+
+source shunit2/source/2.1/src/shunit2
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