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1 ; Copyright (c) Rich Hickey. All rights reserved.
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2 ; The use and distribution terms for this software are covered by the
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3 ; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
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4 ; which can be found in the file epl-v10.html at the root of this distribution.
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5 ; By using this software in any fashion, you are agreeing to be bound by
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6 ; the terms of this license.
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7 ; You must not remove this notice, or any other, from this software.
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8
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9 ; Authors: Frantisek Sodomka, Stuart Halloway
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10
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11 (ns clojure.test-clojure.ns-libs
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12 (:use clojure.test))
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13
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14 ; http://clojure.org/namespaces
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15
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16 ; in-ns ns create-ns
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17 ; alias import intern refer
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18 ; all-ns find-ns
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19 ; ns-name ns-aliases ns-imports ns-interns ns-map ns-publics ns-refers
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20 ; resolve ns-resolve namespace
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21 ; ns-unalias ns-unmap remove-ns
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22
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23
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24 ; http://clojure.org/libs
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25
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26 ; require use
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27 ; loaded-libs
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28
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29 (deftest test-require
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30 (is (thrown? Exception (require :foo)))
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31 (is (thrown? Exception (require))))
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32
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33 (deftest test-use
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34 (is (thrown? Exception (use :foo)))
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35 (is (thrown? Exception (use))))
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36
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37 (deftest reimporting-deftypes
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38 (let [inst1 (binding [*ns* *ns*]
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39 (eval '(do (ns exporter)
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40 (defrecord ReimportMe [a])
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41 (ns importer)
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42 (import exporter.ReimportMe)
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43 (ReimportMe. 1))))
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44 inst2 (binding [*ns* *ns*]
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45 (eval '(do (ns exporter)
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46 (defrecord ReimportMe [a b])
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47 (ns importer)
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48 (import exporter.ReimportMe)
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49 (ReimportMe. 1 2))))]
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50 (testing "you can reimport a changed class and see the changes"
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51 (is (= [:a] (keys inst1)))
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52 (is (= [:a :b] (keys inst2))))
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53 (testing "you cannot import same local name from a different namespace"
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54 (is (thrown? clojure.lang.Compiler$CompilerException
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55 #"ReimportMe already refers to: class exporter.ReimportMe in namespace: importer"
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56 (binding [*ns* *ns*]
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57 (eval '(do (ns exporter-2)
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58 (defrecord ReimportMe [a b])
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59 (ns importer)
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60 (import exporter-2.ReimportMe)
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61 (ReimportMe. 1 2)))))))))
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62
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63 (deftest naming-types
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64 (testing "you cannot use a name already referred from another namespace"
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65 (is (thrown? IllegalStateException
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66 #"String already refers to: class java.lang.String"
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67 (definterface String)))
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68 (is (thrown? IllegalStateException
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69 #"StringBuffer already refers to: class java.lang.StringBuffer"
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70 (deftype StringBuffer [])))
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71 (is (thrown? IllegalStateException
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72 #"Integer already refers to: class java.lang.Integer"
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73 (defrecord Integer [])))))
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74
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75 (deftest refer-error-messages
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76 (let [temp-ns (gensym)]
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77 (binding [*ns* *ns*]
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78 (in-ns temp-ns)
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79 (eval '(def ^{:private true} hidden-var)))
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80 (testing "referring to something that does not exist"
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81 (is (thrown-with-msg? IllegalAccessError #"nonexistent-var does not exist"
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82 (refer temp-ns :only '(nonexistent-var)))))
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83 (testing "referring to something non-public"
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84 (is (thrown-with-msg? IllegalAccessError #"hidden-var is not public"
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85 (refer temp-ns :only '(hidden-var)))))))
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