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; Copyright (c) Rich Hickey. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html at the root of this distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
(ns ^{:doc "Tests for clojure.core/gen-class"
:author "Stuart Halloway, Daniel Solano Gómez"}
clojure.test-clojure.genclass
(:use clojure.test clojure.test-helper)
(:import [clojure.test_clojure.genclass.examples
ExampleClass
ExampleAnnotationClass
ArrayDefInterface
ArrayGenInterface]
[java.lang.annotation ElementType
Retention
RetentionPolicy
Target]))
(deftest arg-support
(let [example (ExampleClass.)
o (Object.)]
(is (= "foo with o, o" (.foo example o o)))
(is (= "foo with o, i" (.foo example o (int 1))))
(is (thrown? java.lang.UnsupportedOperationException (.foo example o)))))
(deftest name-munging
(testing "mapping from Java fields to Clojure vars"
(is (= #'clojure.test-clojure.genclass.examples/-foo-Object-int
(get-field ExampleClass 'foo_Object_int__var)))
(is (= #'clojure.test-clojure.genclass.examples/-toString
(get-field ExampleClass 'toString__var)))))
;todo - fix this, it depends on the order of things out of a hash-map
#_(deftest test-annotations
(let [annot-class ExampleAnnotationClass
foo-method (.getDeclaredMethod annot-class "foo" (into-array [String]))]
(testing "Class annotations:"
(is (= 2 (count (.getDeclaredAnnotations annot-class))))
(testing "@Deprecated"
(let [deprecated (.getAnnotation annot-class Deprecated)]
(is deprecated)))
(testing "@Target([])"
(let [resource (.getAnnotation annot-class Target)]
(is (= 0 (count (.value resource)))))))
(testing "Method annotations:"
(testing "@Deprecated void foo(String):"
(is (= 1 (count (.getDeclaredAnnotations foo-method))))
(is (.getAnnotation foo-method Deprecated))))
(testing "Parameter annotations:"
(let [param-annots (.getParameterAnnotations foo-method)]
(is (= 1 (alength param-annots)))
(let [first-param-annots (aget param-annots 0)]
(is (= 2 (alength first-param-annots)))
(testing "void foo(@Retention(…) String)"
(let [retention (aget first-param-annots 0)]
(is (instance? Retention retention))
(= RetentionPolicy/SOURCE (.value retention))))
(testing "void foo(@Target(…) String)"
(let [target (aget first-param-annots 1)]
(is (instance? Target target))
(is (= [ElementType/TYPE ElementType/PARAMETER] (seq (.value target)))))))))))
(deftest genclass-option-validation
(is (fails-with-cause? IllegalArgumentException #"Not a valid method name: has-hyphen"
(@#'clojure.core/validate-generate-class-options {:methods '[[fine [] void] [has-hyphen [] void]]}))))
(deftest interface-array-type-hints
(let [array-types {:ints (class (int-array 0))
:bytes (class (byte-array 0))
:shorts (class (short-array 0))
:chars (class (char-array 0))
:longs (class (long-array 0))
:floats (class (float-array 0))
:doubles (class (double-array 0))
:booleans (class (boolean-array 0))
:maps (class (into-array java.util.Map []))}
array-types (assoc array-types
:maps-2d (class (into-array (:maps array-types) [])))
method-with-name (fn [name methods] (first (filter #(= name (.getName %)) methods)))
parameter-type (fn [method] (first (.getParameterTypes method)))
return-type (fn [method] (.getReturnType method))]
(testing "definterface"
(let [method-with-name #(method-with-name % (.getMethods ArrayDefInterface))]
(testing "sugar primitive array hints"
(are [name type] (= (type array-types)
(parameter-type (method-with-name name)))
"takesByteArray" :bytes
"takesCharArray" :chars
"takesShortArray" :shorts
"takesIntArray" :ints
"takesLongArray" :longs
"takesFloatArray" :floats
"takesDoubleArray" :doubles
"takesBooleanArray" :booleans))
(testing "raw primitive array hints"
(are [name type] (= (type array-types)
(return-type (method-with-name name)))
"returnsByteArray" :bytes
"returnsCharArray" :chars
"returnsShortArray" :shorts
"returnsIntArray" :ints
"returnsLongArray" :longs
"returnsFloatArray" :floats
"returnsDoubleArray" :doubles
"returnsBooleanArray" :booleans))))
(testing "gen-interface"
(let [method-with-name #(method-with-name % (.getMethods ArrayGenInterface))]
(testing "sugar primitive array hints"
(are [name type] (= (type array-types)
(parameter-type (method-with-name name)))
"takesByteArray" :bytes
"takesCharArray" :chars
"takesShortArray" :shorts
"takesIntArray" :ints
"takesLongArray" :longs
"takesFloatArray" :floats
"takesDoubleArray" :doubles
"takesBooleanArray" :booleans))
(testing "raw primitive array hints"
(are [name type] (= (type array-types)
(return-type (method-with-name name)))
"returnsByteArray" :bytes
"returnsCharArray" :chars
"returnsShortArray" :shorts
"returnsIntArray" :ints
"returnsLongArray" :longs
"returnsFloatArray" :floats
"returnsDoubleArray" :doubles
"returnsBooleanArray" :booleans))))))
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