ForEach_Test.java

package jetbrains.mps.internalCollections.test.closures;

/*Generated by MPS */

import java.util.ArrayList;
import jetbrains.mps.internal.collections.runtime.Sequence;
import junit.framework.Assert;
import java.util.List;
import jetbrains.mps.internal.collections.runtime.ListSequence;
import jetbrains.mps.internal.collections.runtime.ArrayUtils;
import jetbrains.mps.internal.collections.runtime.ILeftCombinator;

public class ForEach_Test extends Util_Test {
  public void test_legacyForeach() throws Exception {
    ArrayList<Integer> res = new ArrayList<Integer>();
    for (Integer foo : Sequence.fromIterable(this.input5())) {
      res.add(foo * 2);
    }
    this.assertIterableEquals(this.expectEven10(), res);
  }
  public void test_iterateArray() throws Exception {
    int[] arr = new int[]{1, 2, 3, 4, 5};
    Iterable<Integer> exp = this.input5();
    for (int i : arr) {
      Assert.assertTrue(Sequence.fromIterable(exp).contains(i));
    }
    String[] arr2 = new String[]{"A", "B", "C"};
    Iterable<String> exp2 = this.inputABC();
    for (String s : arr2) {
      Assert.assertTrue(Sequence.fromIterable(exp2).contains(s));
    }
  }
  public void test_noWrapperForGNE() throws Exception {
    Iterable<Integer> exp = this.input5();
    for (int i : new int[]{1, 2, 3, 4, 5}) {
      Assert.assertTrue(Sequence.fromIterable(exp).contains(i));
      this.accept(i);
    }
  }
  public void test_noWrapperForArray() throws Exception {
    Iterable<Integer> exp = this.input5();
    int[] arr = new int[]{1, 2, 3, 4, 5};
    for (int i : arr) {
      Assert.assertTrue(Sequence.fromIterable(exp).contains(i));
      this.accept(i);
    }
  }
  public void test_mps14282() throws Exception {
    List<int[]> lints = ListSequence.fromListAndArray(new ArrayList<int[]>(), new int[]{1001}, new int[]{1001, 1002}, new int[]{1001, 1002, 1003});
    int sum = 0;
    for (int[] ints : lints) {
      sum += Sequence.fromIterable(ArrayUtils.fromIntegerArray(ints)).reduceLeft(new ILeftCombinator<Integer, Integer>() {
        public Integer combine(Integer a, Integer b) {
          return a + b;
        }
      });
    }
    Assert.assertEquals(6010, sum);
  }
  public void test_mps10737() throws Exception {
    //  testing compilation only 
    IFoo foo = new IFoo() {
      @Override
      public Iterable<? extends IBar> get() {
        return null;
      }
    };
    for (IBar bars : Sequence.fromIterable(foo.get())) {
    }
    for (IBar.Bar bars : Sequence.fromIterable(new IFoo.Foo().get())) {
    }
  }
  private void accept(int valid) {
  }
  private void accept(Object invalid) {
    Assert.assertTrue(false);
  }
}