[adventofcode2019.git] / test / adventofcode2019 / day14_test.clj

(ns adventofcode2019.day14-test
  (:require [clojure.test :refer :all]
            [adventofcode2019.day14 :refer :all]))

(deftest check-make-graph
  (is (= (make-graph ["3 ORE => 2 ABC" 
                      "3 ABC => 1 FUEL"])
         {"ABC"  {{"ORE" 3/2} 1}
          "FUEL" {{"ABC" 3}   1}})))

(deftest simple-exchange
  (is (= 3 (find-lowest-exchange-rate {"FUEL" {{"ORE" 1, "ABC" 2, "DEF" 3} 1 
                                               {"ORE" 3} 1 
                                               {"GHI" 5/2} 1}} 
                                      "FUEL" "ORE"))))

(deftest trading-up
  (is (= 6 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
                                                   "3 ABC => 1 FUEL"])
                                      "FUEL" "ORE"))))

(deftest complicated-exchange
  (is (= 2 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
                                                   "3 ABC => 1 FUEL"
                                                   "2 ORE => 1 CDE"
                                                   "1 CDE => 1 FUEL"])
                                      "FUEL" "ORE"))))

(deftest very-tricky-exchange
  (is (= 3 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
                                                   "3 ABC => 1 FUEL"
                                                   "4 ORE => 1 CDE"
                                                   "1 CDE => 1 FUEL"
                                                   "3 ORE => 2 FGH"
                                                   "1 FGH => 1 IJK"
                                                   "1 IJK => 1 FUEL"])
                                      "FUEL" "ORE"))))
Commit	Line	Data
e26daef4 JK	1	(ns adventofcode2019.day14-test
	2	(:require [clojure.test :refer :all]
	3	[adventofcode2019.day14 :refer :all]))
	4
	5	(deftest check-make-graph
	6	(is (= (make-graph ["3 ORE => 2 ABC"
	7	"3 ABC => 1 FUEL"])
	8	{"ABC" {{"ORE" 3/2} 1}
	9	"FUEL" {{"ABC" 3} 1}})))
	10
	11	(deftest simple-exchange
	12	(is (= 3 (find-lowest-exchange-rate {"FUEL" {{"ORE" 1, "ABC" 2, "DEF" 3} 1
	13	{"ORE" 3} 1
	14	{"GHI" 5/2} 1}}
	15	"FUEL" "ORE"))))
	16
	17	(deftest trading-up
	18	(is (= 6 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
	19	"3 ABC => 1 FUEL"])
	20	"FUEL" "ORE"))))
	21
	22	(deftest complicated-exchange
	23	(is (= 2 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
	24	"3 ABC => 1 FUEL"
	25	"2 ORE => 1 CDE"
	26	"1 CDE => 1 FUEL"])
	27	"FUEL" "ORE"))))
	28
	29	(deftest very-tricky-exchange
	30	(is (= 3 (find-lowest-exchange-rate (make-graph ["3 ORE => 2 ABC"
	31	"3 ABC => 1 FUEL"
	32	"4 ORE => 1 CDE"
	33	"1 CDE => 1 FUEL"
	34	"3 ORE => 2 FGH"
	35	"1 FGH => 1 IJK"
	36	"1 IJK => 1 FUEL"])
	37	"FUEL" "ORE"))))