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//############################################################################
// Run Time Bugs & Test Cases
//############################################################################
//############################################################################
// Test 0 - Array creation
object Test0Test {
def println[A](xs: Array[A]): Unit = {
var i = 0;
Console.print("[");
while (i < xs.length) {
if (i > 0) Console.print(",");
Console.print(xs(i));
i = i + 1;
}
Console.print("]");
Console.println;
}
def test(args: Array[String]): Unit = {
val zs: Array[Boolean] = Array(false, true);
val bs: Array[Byte ] = Array(0, 1, 2);
val ss: Array[Short ] = Array(3, 4, 5);
val cs: Array[Char ] = Array('a', 'b', 'c');
val is: Array[Int ] = Array(6, 7, 8);
val ls: Array[Long ] = Array(9l, 10l, 11l);
val fs: Array[Float ] = Array(12.0f, 13.0f);
val ds: Array[Double ] = Array(14.0d, 15.0d);
val os: Array[AnyRef ] = Array("string");
println(zs);
println(bs);
println(ss);
println(cs);
println(is);
println(ls);
println(fs);
println(ds);
println(os);
}
}
//############################################################################
// Test 1 - Block Qualifiers
package test1.bar {
object System {
val out: PrintStream = new PrintStream();
}
class PrintStream() {
def println(): Unit = {
Console.println;
}
}
}
object Test1Test {
def test(args: Array[String]): Unit = {
{Console.print(10)}; Console.println;
// {System.out.print(11); java}.lang.System.out.println();
// {System.out.print(12); java.lang}.System.out.println();
// {System.out.print(13); java.lang.System}.out.println();
{Console.print(14); Console}.println;
{Console.print(15); (() => Console.println):(() => Unit)} apply ();
{Console.print(16); Console.println};
{Console.print(20)}; test1.bar.System.out.println();
// {System.out.print(21); test1}.bar.System.out.println();
// {System.out.print(22); test1.bar}.System.out.println();
{Console.print(23); test1.bar.System}.out.println();
{Console.print(24); test1.bar.System.out}.println();
{Console.print(25); test1.bar.System.out.println _ : (() => Unit)} apply ();
{Console.print(26); test1.bar.System.out.println()};
}
}
//############################################################################
// Test 2 - Super Calls with Mixins
package test2 {
class A {
def run = Console.println("A");
}
trait M0 extends A {
override def run = { super.run; Console.println("M0"); }
}
class M1 extends M0 {
override def run = { super.run; Console.println("M1"); }
}
trait N0 extends A {
override def run = { super.run; Console.println("N0"); }
}
class N1 extends N0 {
override def run = { super.run; Console.println("N1"); }
}
object M0N0 extends M0 with N0;
object N0M0 extends N0 with M0;
object M1N0 extends M1 with N0;
object N1M0 extends N1 with M0;
}
object Test2Test {
def test(args: Array[String]): Unit = {
test2.M0N0.run; Console.println;
test2.N0M0.run; Console.println;
test2.M1N0.run; Console.println;
test2.N1M0.run; Console.println;
}
}
//############################################################################
// Test 3 - Methods eq and ne
object Test3Test {
class Foo { override def equals(that: Any) = sys.error("abort"); }
def check(expected: Boolean, actual1: Boolean, actual2: Boolean): Unit =
Console.println(
if ((actual1 == expected) && (actual2 == !expected)) "Ok" else "KO: "
+ "expected: " + expected + " - " + (!expected) + ", "
+ "found: " + actual1 + " - " + actual1);
def test(args: Array[String]): Unit = {
val foo1: AnyRef = null;
val foo2: AnyRef = new Foo();
val foo3: AnyRef = new Foo();
check(true , null eq null, null ne null);
check(true , null eq foo1, null ne foo1);
check(false, null eq foo2, null ne foo2);
check(false, null eq foo3, null ne foo3);
check(true , foo1 eq null, foo1 ne null);
check(true , foo1 eq foo1, foo1 ne foo1);
check(false, foo1 eq foo2, foo1 ne foo2);
check(false, foo1 eq foo3, foo1 ne foo3);
check(false, foo2 eq null, foo2 ne null);
check(false, foo2 eq foo1, foo2 ne foo1);
check(true , foo2 eq foo2, foo2 ne foo2);
check(false, foo2 eq foo3, foo2 ne foo3);
check(false, foo3 eq null, foo3 ne null);
check(false, foo3 eq foo1, foo3 ne foo1);
check(false, foo3 eq foo2, foo3 ne foo2);
check(true , foo3 eq foo3, foo3 ne foo3);
}
}
//############################################################################
// Main
object Test {
var errors: Int = 0;
def test(name: String, test: => Unit): Unit = {
Console.println("<<< " + name);
try {
test;
} catch {
case exception: Throwable => {
//val name: String = Thread.currentThread().getName();
Console.print("Exception in thread \"" + name + "\" " + exception);
Console.println;
errors = errors + 1;
}
}
Console.println(">>> " + name);
Console.println;
}
def main(args: Array[String]): Unit = {
test("Test0" , Test0Test.test(args));
test("Test1" , Test1Test.test(args));
test("Test2" , Test2Test.test(args));
test("Test3" , Test3Test.test(args));
if (errors > 0) {
Console.println;
Console.println(errors + " error" + (if (errors > 1) "s" else ""));
}
}
}
//############################################################################
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