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Nullable and Nothing supported

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This commit is contained in:
Andrey Breslav
2011-01-27 16:47:22 +03:00
parent 820563a283
commit c7c28ac2e7
3 changed files with 40 additions and 5 deletions
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idea/tests/org/jetbrains/jet/types/JetTypeCheckerTest.java
+21
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@@ -177,6 +177,25 @@ public class JetTypeCheckerTest extends LightDaemonAnalyzerTestCase {
assertSubtype("Derived_T<Any>", "Base_T<in Int>");
}
public void testNullable() throws Exception {
assertSubtype("Any?", "Any?");
assertSubtype("Any", "Any?");
assertNotSubtype("Any?", "Any");
assertSubtype("Int", "Any?");
assertSubtype("Int?", "Any?");
assertNotSubtype("Int?", "Any");
}
public void testNothing() throws Exception {
assertSubtype("Nothing", "Any");
assertSubtype("Nothing?", "Any?");
assertNotSubtype("Nothing?", "Any");
assertSubtype("Nothing", "Int");
assertSubtype("Nothing?", "Int?");
assertNotSubtype("Nothing?", "Int");
}
public void testImplicitConversions() throws Exception {
assertConvertibleTo("1", JetStandardClasses.getByteType());
}
@@ -254,6 +273,8 @@ public class JetTypeCheckerTest extends LightDaemonAnalyzerTestCase {
return JetStandardClasses.getTuple(0);
} else if ("Any".equals(name)) {
return JetStandardClasses.getAny();
} else if ("Nothing".equals(name)) {
return JetStandardClasses.getNothing();
}
if (CLASSES.isEmpty()) {
for (String classDeclaration : CLASS_DECLARATIONS) {