/** Unit test to check for regression of [JACKSON-18]. */ public void testSmallNumbers() throws Exception { ObjectMapper mapper = new ObjectMapper(); ArrayNode root = mapper.createArrayNode(); for (int i = -20; i <= 20; ++i) { JsonNode n = root.numberNode(i); root.add(n); // Hmmh. Not sure why toString() won't be triggered otherwise... assertEquals(String.valueOf(i), n.toString()); } // Loop over 2 different serialization methods for (int type = 0; type < 2; ++type) { StringWriter sw = new StringWriter(); if (type == 0) { JsonGenerator gen = new JsonFactory().createGenerator(sw); root.serialize(gen, null); gen.close(); } else { mapper.writeValue(sw, root); } String doc = sw.toString(); JsonParser p = new JsonFactory().createParser(new StringReader(doc)); assertEquals(JsonToken.START_ARRAY, p.nextToken()); for (int i = -20; i <= 20; ++i) { assertEquals(JsonToken.VALUE_NUMBER_INT, p.nextToken()); assertEquals(i, p.getIntValue()); assertEquals("" + i, p.getText()); } assertEquals(JsonToken.END_ARRAY, p.nextToken()); p.close(); } }
public void testBinary() throws Exception { ObjectMapper mapper = new ObjectMapper(); final int LENGTH = 13045; byte[] data = new byte[LENGTH]; for (int i = 0; i < LENGTH; ++i) { data[i] = (byte) i; } StringWriter sw = new StringWriter(); mapper.writeValue(sw, BinaryNode.valueOf(data)); JsonParser p = new JsonFactory().createParser(sw.toString()); // note: can't determine it's binary from json alone: assertToken(JsonToken.VALUE_STRING, p.nextToken()); assertArrayEquals(data, p.getBinaryValue()); p.close(); }
private void verifyFromMap(String input) throws Exception { JsonParser p = new JsonFactory().createParser(input); assertEquals(JsonToken.START_OBJECT, p.nextToken()); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD4, getAndVerifyText(p)); assertEquals(JsonToken.VALUE_STRING, p.nextToken()); assertEquals(TEXT2, getAndVerifyText(p)); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD3, getAndVerifyText(p)); assertEquals(JsonToken.VALUE_NUMBER_INT, p.nextToken()); assertEquals(-1, p.getIntValue()); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD2, getAndVerifyText(p)); assertEquals(JsonToken.START_ARRAY, p.nextToken()); assertEquals(JsonToken.END_ARRAY, p.nextToken()); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD1, getAndVerifyText(p)); assertEquals(JsonToken.VALUE_NUMBER_FLOAT, p.nextToken()); assertEquals(DOUBLE_VALUE, p.getDoubleValue(), 0); assertEquals(JsonToken.END_OBJECT, p.nextToken()); assertNull(p.nextToken()); p.close(); }
private void verifyFromArray(String input) throws Exception { JsonParser p = new JsonFactory().createParser(new StringReader(input)); assertEquals(JsonToken.START_ARRAY, p.nextToken()); assertEquals(JsonToken.VALUE_STRING, p.nextToken()); assertEquals(TEXT1, getAndVerifyText(p)); assertEquals(JsonToken.VALUE_NUMBER_INT, p.nextToken()); assertEquals(3, p.getIntValue()); assertEquals(JsonToken.START_OBJECT, p.nextToken()); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD1, getAndVerifyText(p)); assertEquals(JsonToken.VALUE_TRUE, p.nextToken()); assertEquals(JsonToken.FIELD_NAME, p.nextToken()); assertEquals(FIELD2, getAndVerifyText(p)); assertEquals(JsonToken.START_ARRAY, p.nextToken()); assertEquals(JsonToken.END_ARRAY, p.nextToken()); assertEquals(JsonToken.END_OBJECT, p.nextToken()); assertEquals(JsonToken.VALUE_FALSE, p.nextToken()); assertEquals(JsonToken.END_ARRAY, p.nextToken()); assertNull(p.nextToken()); p.close(); }