setup

test "abc" && "abc" is "abc abc"

test "abc" && (1 + 2) is "abc 3"
test "abc" && (1 / 2) is "abc 0.5"
test "abc" && (1 > 2) is "abc false"
test "abc" && empty is "abc "
test empty && "abc" is " abc"

test 1 && (1 + 1) is "1 2"
test 1 && (1 / 2) is "1 0.5"
test 1 && (1 > 2) is "1 false"
test 1 && empty is "1 "

test empty && empty is " "

teardown