diff options
Diffstat (limited to 'src/clojure/contrib/test_contrib/mock_test.clj')
| -rw-r--r-- | src/clojure/contrib/test_contrib/mock_test.clj | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/clojure/contrib/test_contrib/mock_test.clj b/src/clojure/contrib/test_contrib/mock_test.clj new file mode 100644 index 00000000..d7fc9854 --- /dev/null +++ b/src/clojure/contrib/test_contrib/mock_test.clj @@ -0,0 +1,131 @@ +(ns clojure.contrib.test-contrib.mock-test + (:use clojure.test) + (:require [clojure.contrib.mock :as mock])) + +; Used as dummy dependency functions +(defn fn1 [x] :ignore) +(defn fn2 [x y] :ignore) +(defn fn3 ([x] :ignore) + ([x y z] :ignore)) +(defn fn4 [x y & r] :ignore) + +;functions created using fn directly lack the argslist meta data +(def deffed-differently (fn [x] :ignore)) + +(defmacro assert-called [fn-name called? & body] + `(let [called-status?# (atom false)] + (binding [~fn-name (fn [& args#] (reset! called-status?# true))] ~@body) + (is (= ~called? @called-status?#)))) + +(deftest test-convenience + (testing "once" + (is (false? (mock/once 0))) + (is (false? (mock/once 123))) + (is (true? (mock/once 1)))) + + (testing "never" + (is (false? (mock/never 4))) + (is (true? (mock/never 0)))) + + (testing "more-than" + (is (false? ((mock/more-than 5) 3))) + (is (true? ((mock/more-than 5) 9)))) + + (testing "less-than" + (is (true? ((mock/less-than 5) 3))) + (is (false? ((mock/less-than 5) 9)))) + + (testing "between" + (is (true? ((mock/between 5 8) 6))) + (is (false? ((mock/between 5 8) 5))))) + + +(deftest test-returns + (is (= {:returns 5} (mock/returns 5))) + (is (= {:other-key "test" :returns nil} (mock/returns nil {:other-key "test"})))) + + +(deftest test-has-args + (let [ex (:has-args (mock/has-args [1]))] + (is (fn? ex)) + (is (ex 'fn1 1)) + (is (ex 'fn1 1 5 6)) + (assert-called mock/unexpected-args true (ex 'fn1 5))) + (is (contains? (mock/has-args [] {:pre-existing-key "test"}) :pre-existing-key)) + (is (true? (((mock/has-args [5]) :has-args)'fn1 5)))) + + +(deftest test-has-matching-signature + (assert-called mock/no-matching-function-signature true + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn2 [1])) + (assert-called mock/no-matching-function-signature true + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn3 [1 3])) + (assert-called mock/no-matching-function-signature false + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn3 [1 3 5])) + (assert-called mock/no-matching-function-signature false + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn4 [1 3 5 7 9])) + (assert-called mock/no-matching-function-signature false + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn4 [1 3])) + (assert-called mock/no-matching-function-signature true + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/fn4 [1])) + (assert-called mock/no-matching-function-signature false + (mock/has-matching-signature? 'clojure.contrib.test-contrib.mock-test/deffed-differently [1]))) + + +(deftest test-times + (is (fn? ((mock/times #(= 1 %)) :times))) + (is (contains? (mock/times #(= 1 %) {:existing-key "test"}) :existing-key))) + +(deftest test-make-mock + (testing "invalid arguments" + (is (thrown? IllegalArgumentException (mock/make-mock [5])))) + + (testing "valid counter and unevaluated returns" + (let [[mock counter count-checker] (mock/make-mock 'fn1 (mock/returns 5 (mock/times 1)))] + (is (fn? mock)) + (is (= 0 @counter)) + (is (= 5 (mock :ignore-me))) + (is (= 1 @counter)))) + + (testing "returns as expected" + (let [[mock] (mock/make-mock 'fn1 (mock/returns 5))] + (is (= 5 (mock :ignore)))) + (let [[mock] (mock/make-mock 'fn1 (mock/returns #(* 2 %)))] + (is (= 10 ((mock :ignore) 5)) ":returns a function should not automatically + evaluate it."))) + + (testing "calls replacement-fn and returns the result" + (let [[mock] (mock/make-mock 'fn1 (mock/calls #(* 3 %)))] + (is (= 15 (mock 5)))) + (let [[mock] (mock/make-mock 'fn1 (mock/calls #(* 2 %) (mock/returns 3)))] + (is (= 10 (mock 5))))) + + (testing "argument validation" + (let [[mock] (mock/make-mock 'fn1 (mock/has-args [#(= 5 %)]))] + (assert-called mock/unexpected-args true (mock "test")) + (is (nil? (mock 5)))))) + + +(deftest test-make-count-checker + (let [checker (mock/make-count-checker 5 5)] + (assert-called mock/incorrect-invocation-count false (checker 'fn1 5)) + (assert-called mock/incorrect-invocation-count true (checker 'fn1 3)))) + + +(deftest test-validate-counts + (assert-called mock/incorrect-invocation-count false + (mock/validate-counts (list [(fn []) (atom 0) (mock/make-count-checker #(< % 6) '#(< % 6)) 'fn1]))) + (assert-called mock/incorrect-invocation-count true + (mock/validate-counts (list [(fn []) (atom 0) (mock/make-count-checker 4 4) 'fn1])))) + + +(deftest test-expect-macro + (let [under-test (fn [x] (fn1 x))] + (is (true? (mock/expect [fn1 (mock/times 1 (mock/has-args [#(= 3 %)]))] + (under-test 3)))) + (assert-called mock/unexpected-args true (mock/expect [fn1 (mock/times 1 (mock/has-args [#(= 4 %)]))] + (under-test 3)))) + (let [under-test (fn [] (fn2 (fn1 1) 3))] + (is (true? (mock/expect [fn1 (mock/times 1 (mock/has-args [#(= 1 %)] (mock/returns 2))) + fn2 (mock/times 1 (mock/has-args [#(= 2 %) #(= 3 %)] (mock/returns 5)))] + (under-test))))))
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