;failure test example
;there is nesting, so when a leaf test fails so does its parents, in this example 2 tests fail, though there was only one real error.
(ns testing)
(use 'clojure.test)
(deftest addition
(is (= 4 (+ 2 2)))
(is (= 7 (+ 3 4))))
=> #'testing/addition
(deftest subtraction
(is (= 1 (- 4 3)))
(is (= 6 (- 7 4)))) ;error
=> #'testing/subtraction
;composing tests
(deftest arithmetic
(addition)
(subtraction))
=> #'testing/arithmetic
(run-tests 'testing)
=> Testing testing
FAIL in (arithmetic subtraction) (NO_SOURCE_FILE:669)
expected: (= 6 (- 7 4))
actual: (not (= 6 3))
FAIL in (subtraction) (NO_SOURCE_FILE:669)
expected: (= 6 (- 7 4))
actual: (not (= 6 3))
Ran 6 tests containing 10 assertions.
2 failures, 0 errors.
{:type :summary, :test 6, :pass 8, :fail 2, :error 0}

;failure test example
;there is nesting, so when a leaf test fails so does its parents, in this example 2 tests fail, though there was only one real error.
(ns testing)
(use 'clojure.test)
(deftest addition
(is (= 4 (+ 2 2)))
(is (= 7 (+ 3 4))))
=> #'testing/addition
(deftest subtraction
(is (= 1 (- 4 3)))
(is (= 6 (- 7 4)))) ;error
=> #'testing/subtraction
;composing tests
(deftest arithmetic
(addition)
(subtraction))
=> #'testing/arithmetic
(run-tests 'testing)
=> Testing testing
FAIL in (arithmetic subtraction) (NO_SOURCE_FILE:669)
expected: (= 6 (- 7 4))
actual: (not (= 6 3))
FAIL in (subtraction) (NO_SOURCE_FILE:669)
expected: (= 6 (- 7 4))
actual: (not (= 6 3))
Ran 6 tests containing 10 assertions.
2 failures, 0 errors.
{:type :summary, :test 6, :pass 8, :fail 2, :error 0}

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