= Preparation =
# Login into admin console
# Go to {nav User Management > Administrators}
# Add administrator with username tester1, enter all required fields and save.
# Add administrator with username tester2, enter all required fields and save.
# Go to {nav Configuration > Website > Advanced}
# Set `Left Menu (Tree) Width` equals to 300 and save changes.
= Testing =
# Login into admin console as root
# Make left menu width 2 times wider by dragging it's right border
# Wait for 1 second (new width will be saved)
# Logout
# Login into admin console as tester1
# Confirm left menu has default width, entered to `Left Menu (Tree) Width` (300px)
# Logout
# Login into admin console as root
# Confirm left menu has same width as you set last time by root (at 2)
# Remove value from `Left Menu (Tree) Width` save changes.
# Login into admin console as tester2
# Confirm left menu has default width, entered in code (200px)