| /* |
| * Copyright 2017 The Mifos Initiative |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package io.mifos.core.lang; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.util.concurrent.Semaphore; |
| |
| public class TenantContextHolderTest { |
| |
| private static String TEST_IDENTIFIER = "test"; |
| |
| public TenantContextHolderTest() { |
| super(); |
| } |
| |
| @After |
| public void clearTenantContext() { |
| TenantContextHolder.clear(); |
| } |
| |
| @Test |
| public void shouldSetTenantIdentifier() { |
| TenantContextHolder.setIdentifier(TEST_IDENTIFIER); |
| Assert.assertTrue(TenantContextHolder.identifier().isPresent()); |
| @SuppressWarnings("OptionalGetWithoutIsPresent") final String identifier = TenantContextHolder.identifier().get(); |
| Assert.assertEquals(TEST_IDENTIFIER, identifier); |
| } |
| |
| @Test(expected = IllegalStateException.class) |
| public void shouldThrowIfNotSet() |
| { |
| TenantContextHolder.clear(); |
| TenantContextHolder.checkedGetIdentifier(); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void shouldNotSetTenantIdentifierAlreadyAssigned() { |
| TenantContextHolder.setIdentifier(TEST_IDENTIFIER); |
| TenantContextHolder.setIdentifier(TEST_IDENTIFIER); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void shouldNotSetTenantIdentifierNull() { |
| //noinspection ConstantConditions |
| TenantContextHolder.setIdentifier(null); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void shouldNotSetTenantIdentifierEmpty() { |
| TenantContextHolder.setIdentifier(""); |
| } |
| |
| //Correct execution of commands in the command bus depend on the value of tenant being unchanged, even if the |
| // original jetty thread is returned to the thread pool before the command is executed. |
| @Test() |
| public void settingParentThreadValueShouldNotChangeChildThreadValueAfterFork() throws InterruptedException { |
| TenantContextHolder.setIdentifier(TEST_IDENTIFIER); |
| |
| final ChildRunnable child = new ChildRunnable(); |
| child.parentSignal.acquire(); |
| final Thread childThread = new Thread(child); |
| childThread.start(); |
| TenantContextHolder.clear(); |
| TenantContextHolder.setIdentifier(TEST_IDENTIFIER + "somethingelse"); |
| final boolean tenantChanged = TenantContextHolder.identifier().map(x -> !x.equals(TEST_IDENTIFIER)).orElse(false); |
| Assert.assertTrue(tenantChanged); |
| do { |
| child.parentSignal.release(); |
| child.parentSignal.acquire(); |
| } while (!child.tenantChecked); |
| Assert.assertTrue(child.tenantUnchanged); |
| } |
| |
| private static class ChildRunnable implements Runnable { |
| private boolean tenantUnchanged = false; |
| private boolean tenantChecked = false; |
| private Semaphore parentSignal = new Semaphore(1); |
| |
| @Override |
| public void run() { |
| try { |
| parentSignal.acquire(); |
| tenantUnchanged = TenantContextHolder.identifier().map(x -> x.equals(TEST_IDENTIFIER)).orElse(false); |
| tenantChecked = true; |
| parentSignal.release(); |
| } catch (InterruptedException e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| |
| |
| } |