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ErikSchierboomErikSchierboom
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wordy: update to latest
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‎exercises/practice/wordy/.meta/example.clj‎

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Original file line numberDiff line numberDiff line change
@@ -11,13 +11,13 @@
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(defn- parse-op [op-str]
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(or (ops op-str)
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(throw (IllegalArgumentException. (str "unknown operator " op-str)))))
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(throw (IllegalArgumentException. "syntax error"))))
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(defn evaluate [expr]
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(if-let [[_ exprs] (re-matches #"What is (.+)\?" expr)]
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(if-let [[token & tokens] (re-seq tokens-pattern exprs)]
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(reduce (fn [acc [op x]]
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((parse-op op) acc (Integer/parseInt x)))
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(Integer/parseInt token) (partition-all 2 tokens))
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(throw (IllegalArgumentException. "no arithmetic expression found")))
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(throw (IllegalArgumentException. "cannot recognize question"))))
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(throw (IllegalArgumentException. "syntax error")))
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(throw (IllegalArgumentException. "syntax error"))))

‎exercises/practice/wordy/.meta/generator.tpl‎

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(ns wordy-test
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(:require [clojure.test :refer [deftest testing is]]
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wordy))
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{{#test_cases.answer}}
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(deftest evaluate_test_{{idx}}
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(testing {{string description}}
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{{~#if error}}
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(is (thrown-with-msg? IllegalArgumentException #{{string error}}` (wordy/evaluate {{string input.question}})))))
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{{else}}
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(is (= {{expected}} (wordy/evaluate {{string input.question}})))))
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{{/if~}}
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{{/test_cases.answer~}}

‎exercises/practice/wordy/src/wordy.clj‎

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
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(ns wordy)
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(defn evaluate [] ;; <- arglist goes here
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;; your code goes here
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)
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(defn evaluate
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"Evaluate a simple math problem"
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[question]
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;; function body
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)

‎exercises/practice/wordy/test/wordy_test.clj‎

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Original file line numberDiff line numberDiff line change
@@ -1,56 +1,96 @@
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(ns wordy-test
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(:require [clojure.test :refer [deftest is]]
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(:require [clojure.test :refer [deftest testing is]]
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wordy))
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(deftest addition
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(is (= (wordy/evaluate "What is 1 plus 1?") 2)))
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(deftest more-addition
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(is (= (wordy/evaluate "What is 53 plus 2?") 55)))
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(deftest addition-with-negative-numbers
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(is (= (wordy/evaluate "What is -1 plus -10?") -11)))
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(deftest large-addition
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(is (= (wordy/evaluate "What is 123 plus 45678?") 45801)))
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(deftest subtraction
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(is (= (wordy/evaluate "What is 4 minus -12?") 16)))
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(deftest multiplication
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(is (= (wordy/evaluate "What is -3 multiplied by 25?") -75)))
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(deftest division
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(is (= (wordy/evaluate "What is 33 divided by -3?") -11)))
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(deftest multiple-additions
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(is (= (wordy/evaluate "What is 1 plus 1 plus 1?") 3)))
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(deftest addition-and-subtraction
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(is (= (wordy/evaluate "What is 1 plus 5 minus -2?") 8)))
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(deftest multiple-subtraction
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(is (= (wordy/evaluate "What is 20 minus 4 minus 13?") 3)))
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(deftest subtraction-then-addition
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(is (= (wordy/evaluate "What is 17 minus 6 plus 3?") 14)))
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(deftest multiple-multiplication
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(is (= (wordy/evaluate "What is 2 multiplied by -2 multiplied by 3?") -12)))
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(deftest addition-and-multiplication
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(is (= (wordy/evaluate "What is -3 plus 7 multiplied by -2?") -8)))
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(deftest multiple-division
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(is (= (wordy/evaluate "What is -12 divided by 2 divided by -3?") 2)))
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(deftest unknown-operation
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(is (thrown?
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IllegalArgumentException
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(wordy/evaluate "What is 52 cubed?"))))
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(deftest Non-math-question
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(is (thrown?
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IllegalArgumentException
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(wordy/evaluate "Who is the President of the United States?"))))
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(deftest evaluate_test_1
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(testing "just a number"
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(is (= 5 (wordy/evaluate "What is 5?")))))
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(deftest evaluate_test_2
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(testing "addition"
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(is (= 2 (wordy/evaluate "What is 1 plus 1?")))))
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(deftest evaluate_test_3
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(testing "more addition"
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(is (= 55 (wordy/evaluate "What is 53 plus 2?")))))
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(deftest evaluate_test_4
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(testing "addition with negative numbers"
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(is (= -11 (wordy/evaluate "What is -1 plus -10?")))))
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(deftest evaluate_test_5
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(testing "large addition"
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(is (= 45801 (wordy/evaluate "What is 123 plus 45678?")))))
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(deftest evaluate_test_6
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(testing "subtraction"
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(is (= 16 (wordy/evaluate "What is 4 minus -12?")))))
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(deftest evaluate_test_7
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(testing "multiplication"
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(is (= -75 (wordy/evaluate "What is -3 multiplied by 25?")))))
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(deftest evaluate_test_8
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(testing "division"
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(is (= -11 (wordy/evaluate "What is 33 divided by -3?")))))
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(deftest evaluate_test_9
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(testing "multiple additions"
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(is (= 3 (wordy/evaluate "What is 1 plus 1 plus 1?")))))
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(deftest evaluate_test_10
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(testing "addition and subtraction"
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(is (= 8 (wordy/evaluate "What is 1 plus 5 minus -2?")))))
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(deftest evaluate_test_11
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(testing "multiple subtraction"
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(is (= 3 (wordy/evaluate "What is 20 minus 4 minus 13?")))))
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(deftest evaluate_test_12
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(testing "subtraction then addition"
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(is (= 14 (wordy/evaluate "What is 17 minus 6 plus 3?")))))
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(deftest evaluate_test_13
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(testing "multiple multiplication"
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(is (= -12 (wordy/evaluate "What is 2 multiplied by -2 multiplied by 3?")))))
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(deftest evaluate_test_14
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(testing "addition and multiplication"
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(is (= -8 (wordy/evaluate "What is -3 plus 7 multiplied by -2?")))))
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(deftest evaluate_test_15
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(testing "multiple division"
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(is (= 2 (wordy/evaluate "What is -12 divided by 2 divided by -3?")))))
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(deftest evaluate_test_16
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(testing "unknown operation"
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(is (thrown-with-msg? IllegalArgumentException #"unknown operation"` (wordy/evaluate "What is 52 cubed?")))))
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(deftest evaluate_test_17
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(testing "Non math question"
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(is (thrown-with-msg? IllegalArgumentException #"unknown operation"` (wordy/evaluate "Who is the President of the United States?")))))
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(deftest evaluate_test_18
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(testing "reject problem missing an operand"
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(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is 1 plus?")))))
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(deftest evaluate_test_19
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(testing "reject problem with no operands or operators"
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(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is?")))))
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(deftest evaluate_test_20
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(testing "reject two operations in a row"
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(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is 1 plus plus 2?")))))
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(deftest evaluate_test_21
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(testing "reject two numbers in a row"
87+
(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is 1 plus 2 1?")))))
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(deftest evaluate_test_22
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(testing "reject postfix notation"
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(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is 1 2 plus?")))))
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(deftest evaluate_test_23
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(testing "reject prefix notation"
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(is (thrown-with-msg? IllegalArgumentException #"syntax error"` (wordy/evaluate "What is plus 1 2?")))))
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