| /* |
| * Copyright 2014, Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package io.grpc; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertSame; |
| |
| import io.grpc.Status.Code; |
| import java.nio.charset.Charset; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link Status}. */ |
| @RunWith(JUnit4.class) |
| public class StatusTest { |
| private final Charset ascii = Charset.forName("US-ASCII"); |
| |
| @Test |
| public void verifyExceptionMessage() { |
| assertEquals("UNKNOWN", Status.UNKNOWN.asRuntimeException().getMessage()); |
| assertEquals("CANCELLED: This is a test", |
| Status.CANCELLED.withDescription("This is a test").asRuntimeException().getMessage()); |
| assertEquals("UNKNOWN", Status.UNKNOWN.asException().getMessage()); |
| assertEquals("CANCELLED: This is a test", |
| Status.CANCELLED.withDescription("This is a test").asException().getMessage()); |
| } |
| |
| @Test |
| public void impossibleCodeValue() { |
| assertEquals(Code.UNKNOWN, Status.fromCodeValue(-1).getCode()); |
| } |
| |
| @Test |
| public void sameCauseReturnsSelf() { |
| assertSame(Status.CANCELLED, Status.CANCELLED.withCause(null)); |
| } |
| |
| @Test |
| public void sameDescriptionReturnsSelf() { |
| assertSame(Status.CANCELLED, Status.CANCELLED.withDescription(null)); |
| assertSame(Status.CANCELLED, Status.CANCELLED.augmentDescription(null)); |
| } |
| |
| @Test |
| public void useObjectHashCode() { |
| assertEquals(Status.CANCELLED.hashCode(), System.identityHashCode(Status.CANCELLED)); |
| } |
| |
| @Test |
| public void metadataEncode_lowAscii() { |
| byte[] b = Status.MESSAGE_KEY.toBytes("my favorite character is \u0000"); |
| assertEquals("my favorite character is %00", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataEncode_percent() { |
| byte[] b = Status.MESSAGE_KEY.toBytes("my favorite character is %"); |
| assertEquals("my favorite character is %25", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataEncode_surrogatePair() { |
| byte[] b = Status.MESSAGE_KEY.toBytes("my favorite character is 𐀁"); |
| assertEquals("my favorite character is %F0%90%80%81", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataEncode_unmatchedHighSurrogate() { |
| byte[] b = Status.MESSAGE_KEY.toBytes("my favorite character is " + ((char) 0xD801)); |
| assertEquals("my favorite character is ?", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataEncode_unmatchedLowSurrogate() { |
| byte[] b = Status.MESSAGE_KEY.toBytes("my favorite character is " + ((char)0xDC37)); |
| assertEquals("my favorite character is ?", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataEncode_maxSurrogatePair() { |
| byte[] b = Status.MESSAGE_KEY.toBytes( |
| "my favorite character is " + ((char)0xDBFF) + ((char)0xDFFF)); |
| assertEquals("my favorite character is %F4%8F%BF%BF", new String(b, ascii)); |
| } |
| |
| @Test |
| public void metadataDecode_ascii() { |
| String s = Status.MESSAGE_KEY.parseBytes(new byte[]{'H', 'e', 'l', 'l', 'o'}); |
| assertEquals("Hello", s); |
| } |
| |
| @Test |
| public void metadataDecode_percent() { |
| String s = Status.MESSAGE_KEY.parseBytes(new byte[]{'H', '%', '6', '1', 'o'}); |
| assertEquals("Hao", s); |
| } |
| |
| @Test |
| public void metadataDecode_percentUnderflow() { |
| String s = Status.MESSAGE_KEY.parseBytes(new byte[]{'H', '%', '6'}); |
| assertEquals("H%6", s); |
| } |
| |
| @Test |
| public void metadataDecode_surrogate() { |
| String s = Status.MESSAGE_KEY.parseBytes( |
| new byte[]{'%', 'F', '0', '%', '9', '0', '%', '8', '0', '%', '8', '1'}); |
| assertEquals("𐀁", s); |
| } |
| |
| @Test |
| public void metadataDecode_badEncoding() { |
| String s = Status.MESSAGE_KEY.parseBytes(new byte[]{'%', 'G', '0'}); |
| assertEquals("%G0", s); |
| } |
| } |