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Diffstat (limited to 'tests/045-reflect-array/src/Main.java')
-rw-r--r-- | tests/045-reflect-array/src/Main.java | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/tests/045-reflect-array/src/Main.java b/tests/045-reflect-array/src/Main.java new file mode 100644 index 0000000..c70e291 --- /dev/null +++ b/tests/045-reflect-array/src/Main.java @@ -0,0 +1,147 @@ +/* + * Copyright 2006 The Android Open Source Project + */ + +import java.lang.reflect.Array; + +/** + * Test java.lang.reflect.Array. + */ +public class Main { + public static void main(String[] args) { + testSingleInt(); + testSingle(); + testMultiInt(); + testMulti(); + + System.out.println("ReflectArrayTest passed"); + } + + static void testSingleInt() { + Object intArray; + + intArray = Array.newInstance(Integer.TYPE, 2); + + int[] array = (int[]) intArray; + array[0] = 5; + Array.setInt(intArray, 1, 6); + + if (Array.getInt(intArray, 0) != 5) + throw new RuntimeException(); + if (array[1] != 6) + throw new RuntimeException(); + try { + array[2] = 27; + throw new RuntimeException("store should have failed"); + } + catch (ArrayIndexOutOfBoundsException abe) { + } + if (array.length != Array.getLength(intArray) || + array.length != 2) + { + throw new RuntimeException("bad len"); + } + + int[][] wrongArray; + try { + wrongArray = (int[][]) intArray; + throw new RuntimeException("cast should have failed"); + } + catch (ClassCastException cce) { + } + + intArray = Array.newInstance(Integer.TYPE, 0); + if (Array.getLength(intArray) != 0) + throw new RuntimeException(); + System.out.println("ReflectArrayTest.testSingleInt passed"); + } + + static void testSingle() { + Object strArray; + + strArray = Array.newInstance(String.class, 2); + + String[] array = (String[]) strArray; + array[0] = "entry zero"; + Array.set(strArray, 1, "entry one"); + + //System.out.println("array: " + array); + + if (!"entry zero".equals(Array.get(strArray, 0))) + throw new RuntimeException(); + if (!"entry one".equals(array[1])) + throw new RuntimeException(); + + if (array.length != Array.getLength(strArray) || + array.length != 2) + { + throw new RuntimeException("bad len"); + } + System.out.println("ReflectArrayTest.testSingle passed"); + } + + static void testMultiInt() { + Object intIntIntArray; + int[] dimensions = { 3, 2, 1 }; + + intIntIntArray = Array.newInstance(Integer.TYPE, dimensions); + int[][][] array3 = (int[][][]) intIntIntArray; + + array3[0][0][0] = 123; // trouble + array3[2][1][0] = 456; + + try { + array3[2][1][1] = 768; + throw new RuntimeException("store should have failed"); + } + catch (ArrayIndexOutOfBoundsException abe) { + } + System.out.println("ReflectArrayTest.testMultiInt passed"); + } + + static void testMulti() { + Object strStrStrArray; + int[] dimensions = { 1, 2, 3 }; + + strStrStrArray = Array.newInstance(String.class, dimensions); + String[][][] array3 = (String[][][]) strStrStrArray; + + array3[0][0][0] = "zero zero zero"; + array3[0][1][2] = "zero one two"; + + try { + array3[1][0][0] = "bad store"; + throw new RuntimeException("store should have failed"); + } + catch (ArrayIndexOutOfBoundsException abe) { + } + + try { + String[][] array2 = (String[][]) strStrStrArray; + throw new RuntimeException("expecting bad cast"); + } + catch (ClassCastException cce) { + } + + String[] strar = new String[4]; + strar[2] = "zero one two ++"; + array3[0][1] = strar; + System.out.println(array3[0][1][2]); + //System.out.println("array3: " + array3); + + + int[] dimensions2 = { 1, 2 }; + strStrStrArray = Array.newInstance(String[].class, dimensions2); + array3 = (String[][][]) strStrStrArray; + + array3[0][1] = new String[3]; + array3[0][1][2] = "zero one two"; + try { + array3[1][0][0] = "bad store"; + throw new RuntimeException("store should have failed"); + } + catch (ArrayIndexOutOfBoundsException abe) { + } + System.out.println("ReflectArrayTest.testMulti passed"); + } +} |