| package net.onrc.onos.core.datastore.utils; |
| |
| import org.hamcrest.MatcherAssert; |
| import org.junit.Test; |
| |
| import static net.onrc.onos.core.util.UtilityClassChecker.assertThatClassIsUtility; |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.notNullValue; |
| |
| /** |
| * Test cases for the ByteArrayUtil class. |
| */ |
| |
| public class ByteArrayUtilTest { |
| |
| /** |
| * Make sure that the ByteArrayUtil class is a utility class. |
| */ |
| @Test |
| public void testForWellDefinedUtilityClass() throws Exception { |
| assertThatClassIsUtility(ByteArrayUtil.class); |
| } |
| |
| /** |
| * Test that when given a null array for the bytes to convert, the hex |
| * conversion routines return an empty StringBuilder. |
| */ |
| @Test |
| public void testToHexStringBuilderNullParameter() { |
| final StringBuilder allocatedBuilder = |
| ByteArrayUtil.toHexStringBuilder(null, ""); |
| MatcherAssert.assertThat(allocatedBuilder, is(notNullValue())); |
| MatcherAssert.assertThat(allocatedBuilder.toString(), is(equalTo(""))); |
| |
| final StringBuilder providedBuilder = new StringBuilder(); |
| final StringBuilder returnedBuilder = ByteArrayUtil.toHexStringBuilder |
| (null, "", providedBuilder); |
| MatcherAssert.assertThat(providedBuilder, is(notNullValue())); |
| MatcherAssert.assertThat(returnedBuilder, is(equalTo(providedBuilder))); |
| MatcherAssert.assertThat(providedBuilder.toString(), is(equalTo(""))); |
| } |
| |
| /** |
| * Test the array byte to String conversion routines to be sure the data |
| * is converted properly. |
| */ |
| @Test |
| public void testToHexStringBuilder() { |
| final byte[] testData = {0x1, 0x2, 0x3, 0x4, 0x5, |
| 0x3b, 0x3c, 0x3d, 0x3e, 0x3f}; |
| final String expectedResult = "1:2:3:4:5:3b:3c:3d:3e:3f"; |
| |
| final StringBuilder result = |
| ByteArrayUtil.toHexStringBuilder(testData, ":"); |
| |
| MatcherAssert.assertThat(result, is(notNullValue())); |
| MatcherAssert.assertThat(result.toString(), |
| is(equalTo(expectedResult))); |
| |
| final StringBuilder providedBuilder = new StringBuilder(); |
| final StringBuilder returnedBuilder = |
| ByteArrayUtil.toHexStringBuilder(testData, ":", providedBuilder); |
| |
| MatcherAssert.assertThat(returnedBuilder, is(notNullValue())); |
| MatcherAssert.assertThat(returnedBuilder, is(equalTo(providedBuilder))); |
| MatcherAssert.assertThat(returnedBuilder.toString(), |
| is(equalTo(expectedResult))); |
| } |
| } |