#!/bin/bash

mypath=$( dirname $0 )
. "$mypath/common"

add="$mypath/../util/inv-add"
count="$mypath/../util/inv-count"

# the item _foo does not exist
$add 1:_foo 2>/dev/null && {
    simplefail "Should not be permitted to add unknown items to inventory"
}

# count should be 0 if we have none of the item in the inventory
assert-equal $( $count _foo ) 0 || {
    fail "Should return 0 if item is not in inventory"
}

# let's create our dummy item
itemfile="$mypath/../items/_foo"
cat > "$itemfile" <<'EOF'
NAME Test Foobar
EOF

# now, let's give that another shot.
$add 1:_foo 2>/dev/null || {
    simplefail "Should be able to add item to inventory if it exists"
}

# one should have been added
assert-equal $( $count _foo ) 1 || {
    fail "Should add item to inventory"
}

# number should be required
$add _foo 2>/dev/null && {
    simplefail "Item quantity should be required"
}

# let's try adding another and ensure it's appended
$add 1:_foo
assert-equal $( $count _foo ) 2 || {
    fail "Items should be appended to inventory"
}

# now let's try to add multiple
$add 2:_foo
assert-equal $( $count _foo ) 4 || {
    fail "Should be able to add multiple items to inventory"
}

# we no longer need our test item
rm "$itemfile"