From 70bf7f3f6993c6ea23dd568e39257b9c0dd6c8c7 Mon Sep 17 00:00:00 2001 From: Stiver Date: Sat, 9 Aug 2014 17:34:24 +0200 Subject: A couple of unit tests --- test/unit/classes/TestClassLambda.java | 67 ++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 test/unit/classes/TestClassLambda.java (limited to 'test/unit/classes/TestClassLambda.java') diff --git a/test/unit/classes/TestClassLambda.java b/test/unit/classes/TestClassLambda.java new file mode 100644 index 0000000..a2b9d9a --- /dev/null +++ b/test/unit/classes/TestClassLambda.java @@ -0,0 +1,67 @@ +package unit.classes; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.OptionalInt; +import java.util.function.IntBinaryOperator; +import java.util.function.Supplier; + +public class TestClassLambda { + + public int field = 0; + + public void testLambda() { + + List list = Arrays.asList(1, 2, 3, 4, 5, 6, 7); + int b = (int)Math.random(); + + list.forEach(n -> {int a = 2 * n; System.out.println(a + b + field);}); + } + + public void testLambda1() { + + int a = (int)Math.random(); + + Runnable r = () -> { System.out.println("hello" + a); }; + + Runnable r1 = () -> { System.out.println("hello1" + a); }; + } + + public void testLambda2() { + reduce((left, right) -> Math.max(left, right)); + } + + public void testLambda3() { // IDEA-127301 + reduce(Math::max); + } + + public void testLambda4() { + reduce(TestClassLambda::localMax); + } + + public void testLambda5() { + String x = "abcd"; + function(x::toString); + } + + public void testLambda6() { + List list = new ArrayList(); + int bottom = list.size() * 2; + int top = list.size() * 5; + list.removeIf( s -> (bottom >= s.length() && s.length() <= top) ); + } + + public static OptionalInt reduce(IntBinaryOperator op) { + return null; + } + + public static String function(Supplier supplier) { + return supplier.get(); + } + + public static int localMax(int first, int second) { + return 0; + } + +} -- cgit v1.2.3