33 import java.lang.module.ModuleDescriptor;
34 import java.lang.module.ModuleFinder;
35 import java.lang.reflect.Layer;
36 import java.lang.reflect.Module;
37 import java.util.List;
38 import java.util.Set;
39
40 import org.testng.annotations.Test;
41 import static org.testng.Assert.*;
42
43 @Test
44 public class LayerControllerTest {
45
46 /**
47 * Creates a Controller for a module layer containing modules m1 and m2.
48 * Module m1 contains p1, reads java.base, does not export/open any package
49 * Module m2 contains p2, reads java.base, does not export/open any package
50 */
51 private Layer.Controller createTestLayer() {
52 ModuleDescriptor descriptor1
53 = ModuleDescriptor.module("m1")
54 .contains("p1")
55 .requires("java.base")
56 .build();
57
58 ModuleDescriptor descriptor2
59 = ModuleDescriptor.module("m2")
60 .requires("java.base")
61 .contains("p2")
62 .build();
63
64 ModuleFinder finder = ModuleUtils.finderOf(descriptor1, descriptor2);
65 Layer bootLayer = Layer.boot();
66
67 Configuration cf = bootLayer.configuration()
68 .resolveRequires(finder, ModuleFinder.of(), Set.of("m1", "m2"));
69
70 ClassLoader scl = ClassLoader.getSystemClassLoader();
71
72 Layer.Controller controller
73 = Layer.defineModulesWithOneLoader(cf, List.of(bootLayer), scl);
74
75 Layer layer = controller.layer();
76
77 assertTrue(layer.modules().size() == 2);
78 assertTrue(layer.findModule("m1").isPresent());
79 assertTrue(layer.findModule("m2").isPresent());
80
81 return controller;
82 }
83
84 /**
85 * Basic test of Layer.Controller to update modules m1 and m2 to read and
86 * open packages to each other.
87 */
88 public void testBasic() {
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33 import java.lang.module.ModuleDescriptor;
34 import java.lang.module.ModuleFinder;
35 import java.lang.reflect.Layer;
36 import java.lang.reflect.Module;
37 import java.util.List;
38 import java.util.Set;
39
40 import org.testng.annotations.Test;
41 import static org.testng.Assert.*;
42
43 @Test
44 public class LayerControllerTest {
45
46 /**
47 * Creates a Controller for a module layer containing modules m1 and m2.
48 * Module m1 contains p1, reads java.base, does not export/open any package
49 * Module m2 contains p2, reads java.base, does not export/open any package
50 */
51 private Layer.Controller createTestLayer() {
52 ModuleDescriptor descriptor1
53 = ModuleDescriptor.newModule("m1")
54 .packages(Set.of("p1"))
55 .requires("java.base")
56 .build();
57
58 ModuleDescriptor descriptor2
59 = ModuleDescriptor.newModule("m2")
60 .requires("java.base")
61 .packages(Set.of("p2"))
62 .build();
63
64 ModuleFinder finder = ModuleUtils.finderOf(descriptor1, descriptor2);
65 Layer bootLayer = Layer.boot();
66
67 Configuration cf = bootLayer.configuration()
68 .resolve(finder, ModuleFinder.of(), Set.of("m1", "m2"));
69
70 ClassLoader scl = ClassLoader.getSystemClassLoader();
71
72 Layer.Controller controller
73 = Layer.defineModulesWithOneLoader(cf, List.of(bootLayer), scl);
74
75 Layer layer = controller.layer();
76
77 assertTrue(layer.modules().size() == 2);
78 assertTrue(layer.findModule("m1").isPresent());
79 assertTrue(layer.findModule("m2").isPresent());
80
81 return controller;
82 }
83
84 /**
85 * Basic test of Layer.Controller to update modules m1 and m2 to read and
86 * open packages to each other.
87 */
88 public void testBasic() {
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