private static void relGet(Int16Buffer b, int start) { int n = b.Remaining; short v; for (int i = start; i < n; i++) { ck(b, (long)b.Get(), (long)((short)Ic(i))); } b.Rewind(); }
private static void absGet(Int16Buffer b) { int n = b.Capacity; short v; for (int i = 0; i < n; i++) { ck(b, (long)b.Get(), (long)((short)Ic(i))); } b.Rewind(); }
public static void test(int level, Int16Buffer b, bool direct) { Show(level, b); //if (direct != b.IsDirect) // J2N: IsDirect not supported // fail("Wrong direction", b); // Gets and puts relPut(b); relGet(b); absGet(b); bulkGet(b); absPut(b); relGet(b); absGet(b); bulkGet(b); bulkPutArray(b); relGet(b); bulkPutBuffer(b); relGet(b); // Compact relPut(b); b.Position = (13); b.Compact(); b.Flip(); relGet(b, 13); // Exceptions relPut(b); b.Limit = (b.Capacity / 2); b.Position = (b.Limit); tryCatch(b, typeof(BufferUnderflowException), () => { b.Get(); }); tryCatch(b, typeof(BufferOverflowException), () => { b.Put((short)42); }); // The index must be non-negative and lesss than the buffer's limit. tryCatch(b, typeof(ArgumentOutOfRangeException), () => { b.Get(b.Limit); }); tryCatch(b, typeof(ArgumentOutOfRangeException), () => { b.Get(-1); }); tryCatch(b, typeof(ArgumentOutOfRangeException), () => { b.Put(b.Limit, (short)42); }); tryCatch(b, typeof(InvalidMarkException), () => { b.Position = (0); b.Mark(); b.Compact(); b.Reset(); }); // Values b.Clear(); b.Put((short)0); b.Put((short)-1); b.Put((short)1); b.Put(short.MaxValue); b.Put(short.MinValue); short v; b.Flip(); ck(b, b.Get(), 0); ck(b, b.Get(), (short)-1); ck(b, b.Get(), 1); ck(b, b.Get(), short.MaxValue); ck(b, b.Get(), short.MinValue); // Comparison b.Rewind(); Int16Buffer b2 = Int16Buffer.Allocate(b.Capacity); b2.Put(b); b2.Flip(); b.Position = (2); b2.Position = (2); if (!b.Equals(b2)) { for (int i = 2; i < b.Limit; i++) { short x = b.Get(i); short y = b2.Get(i); if (x != y) { output.WriteLine("[" + i + "] " + x + " != " + y); } } fail("Identical buffers not equal", b, b2); } if (b.CompareTo(b2) != 0) { fail("Comparison to identical buffer != 0", b, b2); } b.Limit = (b.Limit + 1); b.Position = (b.Limit - 1); b.Put((short)99); b.Rewind(); b2.Rewind(); if (b.Equals(b2)) { fail("Non-identical buffers equal", b, b2); } if (b.CompareTo(b2) <= 0) { fail("Comparison to shorter buffer <= 0", b, b2); } b.Limit = (b.Limit - 1); b.Put(2, (short)42); if (b.Equals(b2)) { fail("Non-identical buffers equal", b, b2); } if (b.CompareTo(b2) <= 0) { fail("Comparison to lesser buffer <= 0", b, b2); } // Check equals and compareTo with interesting values foreach (short x in VALUES) { Int16Buffer xb = Int16Buffer.Wrap(new short[] { x }); if (xb.CompareTo(xb) != 0) { fail("compareTo not reflexive", xb, xb, x, x); } if (!xb.Equals(xb)) { fail("equals not reflexive", xb, xb, x, x); } foreach (short y in VALUES) { Int16Buffer yb = Int16Buffer.Wrap(new short[] { y }); if (xb.CompareTo(yb) != -yb.CompareTo(xb)) { fail("compareTo not anti-symmetric", xb, yb, x, y); } if ((xb.CompareTo(yb) == 0) != xb.Equals(yb)) { fail("compareTo inconsistent with equals", xb, yb, x, y); } if (xb.CompareTo(yb) != x.CompareTo(y)) { fail("Incorrect results for Int16Buffer.compareTo", xb, yb, x, y); } if (xb.Equals(yb) != ((x == y) /*|| ((x != x) && (y != y))*/)) { fail("Incorrect results for Int16Buffer.equals", xb, yb, x, y); } } } // Sub, dup relPut(b); relGet(b.Duplicate()); b.Position = (13); relGet(b.Duplicate(), 13); relGet(b.Duplicate().Slice(), 13); relGet(b.Slice(), 13); relGet(b.Slice().Duplicate(), 13); // Slice b.Position = (5); Int16Buffer sb = b.Slice(); checkSlice(b, sb); b.Position = (0); Int16Buffer sb2 = sb.Slice(); checkSlice(sb, sb2); if (!sb.Equals(sb2)) { fail("Sliced slices do not match", sb, sb2); } if ((sb.HasArray) && (sb.ArrayOffset != sb2.ArrayOffset)) { fail("Array offsets do not match: " + sb.ArrayOffset + " != " + sb2.ArrayOffset, sb, sb2); } // Read-only views b.Rewind(); Int16Buffer rb = b.AsReadOnlyBuffer(); if (!b.Equals(rb)) { fail("Buffer not equal to read-only view", b, rb); } Show(level + 1, rb); tryCatch(b, typeof(ReadOnlyBufferException), () => { relPut(rb); }); tryCatch(b, typeof(ReadOnlyBufferException), () => { absPut(rb); }); tryCatch(b, typeof(ReadOnlyBufferException), () => { bulkPutArray(rb); }); tryCatch(b, typeof(ReadOnlyBufferException), () => { bulkPutBuffer(rb); }); tryCatch(b, typeof(ReadOnlyBufferException), () => { rb.Compact(); }); if (rb.GetType().Name.StartsWith("Heap", StringComparison.Ordinal)) { tryCatch(b, typeof(ReadOnlyBufferException), () => { var _ = rb.Array; }); tryCatch(b, typeof(ReadOnlyBufferException), () => { var _ = rb.ArrayOffset; }); if (rb.HasArray) { fail("Read-only heap buffer's backing array is accessible", rb); } } // Bulk puts from read-only buffers b.Clear(); rb.Rewind(); b.Put(rb); relPut(b); // Required by testViews }