private void testCastTrim() { Value v; String spaces = new String(new char[100]).replace((char) 0, ' '); v = ValueArray.get(new Value[] {ValueString.get("hello"), ValueString.get("world")}); assertEquals(10, v.getPrecision()); assertEquals(5, v.convertPrecision(5, true).getPrecision()); v = ValueArray.get(new Value[] {ValueString.get(""), ValueString.get("")}); assertEquals(0, v.getPrecision()); assertEquals("('')", v.convertPrecision(1, true).toString()); v = ValueBytes.get(spaces.getBytes()); assertEquals(100, v.getPrecision()); assertEquals(10, v.convertPrecision(10, false).getPrecision()); assertEquals(10, v.convertPrecision(10, false).getBytes().length); assertEquals(32, v.convertPrecision(10, false).getBytes()[9]); assertEquals(10, v.convertPrecision(10, true).getPrecision()); final Value vd = ValueDecimal.get(new BigDecimal("1234567890.123456789")); assertEquals(19, vd.getPrecision()); assertEquals("1234567890.1234567", vd.convertPrecision(10, true).getString()); new AssertThrows(ErrorCode.NUMERIC_VALUE_OUT_OF_RANGE_1) { @Override public void test() { vd.convertPrecision(10, false); } }; v = ValueLobDb.createSmallLob(Value.CLOB, spaces.getBytes(), 100); assertEquals(100, v.getPrecision()); assertEquals(10, v.convertPrecision(10, false).getPrecision()); assertEquals(10, v.convertPrecision(10, false).getString().length()); assertEquals(" ", v.convertPrecision(10, false).getString()); assertEquals(10, v.convertPrecision(10, true).getPrecision()); v = ValueLobDb.createSmallLob(Value.BLOB, spaces.getBytes(), 100); assertEquals(100, v.getPrecision()); assertEquals(10, v.convertPrecision(10, false).getPrecision()); assertEquals(10, v.convertPrecision(10, false).getBytes().length); assertEquals(32, v.convertPrecision(10, false).getBytes()[9]); assertEquals(10, v.convertPrecision(10, true).getPrecision()); ResultSet rs = new SimpleResultSet(); v = ValueResultSet.get(rs); assertEquals(Integer.MAX_VALUE, v.getPrecision()); assertEquals(Integer.MAX_VALUE, v.convertPrecision(10, false).getPrecision()); assertTrue(rs == v.convertPrecision(10, false).getObject()); assertFalse(rs == v.convertPrecision(10, true).getObject()); assertEquals(Integer.MAX_VALUE, v.convertPrecision(10, true).getPrecision()); v = ValueString.get(spaces); assertEquals(100, v.getPrecision()); assertEquals(10, v.convertPrecision(10, false).getPrecision()); assertEquals(" ", v.convertPrecision(10, false).getString()); assertEquals(" ", v.convertPrecision(10, true).getString()); }