Created
September 1, 2011 21:28
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A nestable with-test-tags macro to tag clojure.test tests for use with external tools.
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;;; See | |
;;; http://stackoverflow.com/questions/7240947/is-a-transparent-macrolet-possible | |
;;; for a discussion. | |
;;; Also see | |
;;; https://gist.github.com/1185513 | |
;;; for an earlier approach. | |
;;; src/deftest-magic/core.clj | |
(ns deftest-magic.core | |
(:use [clojure.tools.macro :only [macrolet]])) | |
(defmacro with-test-tags [tags & body] | |
(let [deftest-decl | |
(list 'deftest ['name '& 'body] | |
(list 'let ['n `(vary-meta ~'name update-in [:tags] | |
(fnil into #{}) ~tags) | |
'form `(list* '~'clojure.test/deftest ~'n ~'body)] | |
'form)) | |
with-test-tags-decl | |
(list 'with-test-tags ['tags '& 'body] | |
`(list* 'with-test-tags | |
(into ~tags ~'tags) ~'body))] | |
`(macrolet [~deftest-decl | |
~with-test-tags-decl] | |
~@body))) |
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(defproject deftest-magic "0.1.0-SNAPSHOT" | |
:description "A nestable with-test-tags macro to tag clojure.test tests for use with external tools." | |
:dependencies [[org.clojure/clojure "1.3.0-beta2"] | |
[org.clojure/tools.macro "0.1.1"]]) |
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;;; test/deftest-magic/test/core.clj | |
(ns deftest-magic.test.core | |
(:use [deftest-magic.core :only [with-test-tags #_deftest]]) | |
(:use [clojure.test #_:exclude #_[deftest]]) | |
) | |
(deftest plain-deftest | |
(is (= :foo :foo))) | |
(with-test-tags #{:foo} | |
(deftest foo | |
(is true)) | |
(with-test-tags #{:bar} | |
(deftest foo-bar | |
(is true)))) | |
(deftest test-tags | |
(let [plaintest-tags (:tags (meta #'plain-deftest))] | |
(is (or (nil? plaintest-tags) (empty? plaintest-tags)))) | |
(is (= #{:foo} (:tags (meta #'foo)))) | |
(is (= #{:foo :bar} (:tags (meta #'foo-bar))))) | |
(let [x 1] | |
(deftest lexical-bindings-no-tags | |
(is (= x 1)))) | |
(with-test-tags #{:foo} | |
(let [x 1] | |
(deftest easy (is true)) | |
(deftest lexical-bindings-with-tags | |
(is (= #{:foo} (:tags (meta #'easy)))) | |
(is (= x 1))))) |
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