1 import CW10b._

     2 

     3 assert(combine(optimise(load_bff("benchmark.bf"))).length == 134)

     4 assert(combine(optimise(load_bff("mandelbrot.bf"))).length == 6509)

     5 

     6 

     7 

     8 assert(run4("[-]", Map(0 -> 100)) == Map(0 -> 0))

     9 assert(run4("[->+<]", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10))

    10 assert(run4("[>>+>>+<<<<-]", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42))

    11 val hw_urban2 = """+++++[->++++++++++<]>--<+++[->>++++++++++

    12                   <<]>>++<<----------[+>.>.<+<]"""

    13 assert(run4(hw_urban2) == Map(0 -> 0, 1 -> 58, 2 -> 32))

    14 

    15 val hw_urban3 = """++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---.

    16                    +++++++..+++.>>.<-.<.+++.------.--------.>>+.>++."""

    17 

    18 assert(run4(hw_urban3) == Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87))