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Limit maximum number of characters of BigDecimal source being parsed. (…
…eclipse-ee4j#80) Signed-off-by: Tomáš Kraus <[email protected]>
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impl/src/test/java/org/eclipse/parsson/tests/JsonBigDecimalLengthLimitTest.java
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| /* | ||
| * Copyright (c) 2023 Oracle and/or its affiliates. All rights reserved. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Eclipse Public License v. 2.0, which is available at | ||
| * http://www.eclipse.org/legal/epl-2.0. | ||
| * | ||
| * This Source Code may also be made available under the following Secondary | ||
| * Licenses when the conditions for such availability set forth in the | ||
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, | ||
| * version 2 with the GNU Classpath Exception, which is available at | ||
| * https://www.gnu.org/software/classpath/license.html. | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 | ||
| */ | ||
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| package org.eclipse.parsson.tests; | ||
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| import java.io.StringReader; | ||
| import java.math.BigDecimal; | ||
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| import jakarta.json.Json; | ||
| import jakarta.json.JsonNumber; | ||
| import jakarta.json.JsonReader; | ||
| import jakarta.json.JsonValue; | ||
| import junit.framework.TestCase; | ||
| import org.eclipse.parsson.api.JsonConfig; | ||
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| /** | ||
| * Test maxBigDecimalLength limit set from System property. | ||
| */ | ||
| public class JsonBigDecimalLengthLimitTest extends TestCase { | ||
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| public JsonBigDecimalLengthLimitTest(String testName) { | ||
| super(testName); | ||
| } | ||
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| @Override | ||
| protected void setUp() { | ||
| System.setProperty(JsonConfig.MAX_BIGDECIMAL_LEN, "500"); | ||
| } | ||
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| @Override | ||
| protected void tearDown() { | ||
| System.clearProperty(JsonConfig.MAX_BIGDECIMAL_LEN); | ||
| } | ||
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| // Test BigDecimal max source characters array length using length equal to system property limit of 500. | ||
| // Parsing shall pass and return value equal to source String. | ||
| public void testLargeBigDecimalBellowLimit() { | ||
| JsonReader reader = Json.createReader(new StringReader(JsonNumberTest.Π_500)); | ||
| JsonNumber check = Json.createValue(new BigDecimal(JsonNumberTest.Π_500)); | ||
| JsonValue value = reader.readValue(); | ||
| assertEquals(value.getValueType(), JsonValue.ValueType.NUMBER); | ||
| assertEquals(value, check); | ||
| } | ||
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| // Test BigDecimal max source characters array length using length above system property limit of 500. | ||
| // Parsing shall pass and return value equal to source String. | ||
| public void testLargeBigDecimalAboveLimit() { | ||
| JsonReader reader = Json.createReader(new StringReader(JsonNumberTest.Π_501)); | ||
| try { | ||
| reader.readValue(); | ||
| fail("No exception was thrown from BigDecimal parsing with source characters array length over limit"); | ||
| } catch (UnsupportedOperationException e) { | ||
| // UnsupportedOperationException is expected to be thrown | ||
| assertEquals( | ||
| "Number of BigDecimal source characters 501 exceeded maximal allowed value of 500", | ||
| e.getMessage()); | ||
| } | ||
| } | ||
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| } |
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