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11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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13  * accompanied this code).
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23 
24 
25 package org.graalvm.compiler.replacements.test;
26 
27 import java.lang.reflect.Array;
28 
29 import org.junit.Test;
30 
31 import org.graalvm.compiler.core.test.GraalCompilerTest;
32 
33 import jdk.vm.ci.meta.ResolvedJavaMethod;
34 
35 /**
36  * Tests the implementation of Array.createInstance.
37  */
38 public class DynamicNewArrayTest extends GraalCompilerTest {
39 
40     private class Element {
41     }
42 
43     @Test
test1()44     public void test1() {
45         test("test1snippet");
46     }
47 
48     @Test
test2()49     public void test2() {
50         test("test2snippet");
51     }
52 
53     @Test
test3()54     public void test3() {
55         test("dynamic", Long.class, 7);
56     }
57 
58     @Test
test4()59     public void test4() {
60         test("dynamic", Boolean.class, -7);
61         test("dynamicSynchronized", Boolean.class, -7);
62     }
63 
64     @Test
test5()65     public void test5() {
66         test("dynamic", byte.class, 7);
67     }
68 
69     @Test
test6()70     public void test6() {
71         test("dynamic", null, 5);
72     }
73 
74     @Test
test7()75     public void test7() {
76         test("dynamic", void.class, 5);
77     }
78 
79     @Test
testStub()80     public void testStub() {
81         ResolvedJavaMethod method = getResolvedJavaMethod("dynamic");
82         // this will use the stub call because Element[] is not loaded
83         Result actual1 = executeActual(method, null, Element.class, 7);
84         // this call will use the fast path
85         Result actual2 = executeActual(method, null, Element.class, 7);
86         Result expected = executeExpected(method, null, Element.class, 7);
87         assertEquals(actual1, expected);
88         assertEquals(actual2, expected);
89     }
90 
test1snippet()91     public static Object test1snippet() {
92         return Array.newInstance(Integer.class, 7);
93     }
94 
test2snippet()95     public static Object test2snippet() {
96         return Array.newInstance(char.class, 7);
97     }
98 
dynamic(Class<?> elementType, int length)99     public static Object dynamic(Class<?> elementType, int length) {
100         return Array.newInstance(elementType, length);
101     }
102 
dynamicSynchronized(Class<?> elementType, int length)103     public static synchronized Object dynamicSynchronized(Class<?> elementType, int length) {
104         return Array.newInstance(elementType, length);
105     }
106 }
107