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package org.eclipse.jgit.patch;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.io.InputStream;
import org.eclipse.jgit.junit.JGitTestUtil;
import org.junit.Test;
public class PatchErrorTest {
@Test
public void testError_DisconnectedHunk() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(1, p.getFiles().size());
{
final FileHeader fh = p.getFiles().get(0);
assertEquals(
"org.eclipse.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java",
fh.getNewPath());
assertEquals(1, fh.getHunks().size());
}
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.ERROR, e.getSeverity());
assertEquals("Hunk disconnected from file", e.getMessage());
assertEquals(18, e.getOffset());
assertTrue(e.getLineText().startsWith("@@ -109,4 +109,11 @@ assert"));
}
@Test
public void testError_TruncatedOld() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(1, p.getFiles().size());
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.ERROR, e.getSeverity());
assertEquals("Truncated hunk, at least 1 old lines is missing", e
.getMessage());
assertEquals(313, e.getOffset());
assertTrue(e.getLineText().startsWith("@@ -236,9 +236,9 @@ protected "));
}
@Test
public void testError_TruncatedNew() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(1, p.getFiles().size());
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.ERROR, e.getSeverity());
assertEquals("Truncated hunk, at least 1 new lines is missing", e
.getMessage());
assertEquals(313, e.getOffset());
assertTrue(e.getLineText().startsWith("@@ -236,9 +236,9 @@ protected "));
}
@Test
public void testError_BodyTooLong() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(1, p.getFiles().size());
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.WARNING, e.getSeverity());
assertEquals("Hunk header 4:11 does not match body line count of 4:12",
e.getMessage());
assertEquals(349, e.getOffset());
assertTrue(e.getLineText().startsWith("@@ -109,4 +109,11 @@ assert"));
}
@Test
public void testError_GarbageBetweenFiles() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(2, p.getFiles().size());
{
final FileHeader fh = p.getFiles().get(0);
assertEquals(
"org.eclipse.jgit.test/tst/org/spearce/jgit/lib/RepositoryConfigTest.java",
fh.getNewPath());
assertEquals(1, fh.getHunks().size());
}
{
final FileHeader fh = p.getFiles().get(1);
assertEquals(
"org.eclipse.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java",
fh.getNewPath());
assertEquals(1, fh.getHunks().size());
}
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.WARNING, e.getSeverity());
assertEquals("Unexpected hunk trailer", e.getMessage());
assertEquals(926, e.getOffset());
assertEquals("I AM NOT HERE\n", e.getLineText());
}
@Test
public void testError_GitBinaryNoForwardHunk() throws IOException {
final Patch p = parseTestPatchFile();
assertEquals(2, p.getFiles().size());
{
final FileHeader fh = p.getFiles().get(0);
assertEquals("org.spearce.egit.ui/icons/toolbar/fetchd.png", fh
.getNewPath());
assertSame(FileHeader.PatchType.GIT_BINARY, fh.getPatchType());
assertTrue(fh.getHunks().isEmpty());
assertNull(fh.getForwardBinaryHunk());
}
{
final FileHeader fh = p.getFiles().get(1);
assertEquals("org.spearce.egit.ui/icons/toolbar/fetche.png", fh
.getNewPath());
assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType());
assertTrue(fh.getHunks().isEmpty());
assertNull(fh.getForwardBinaryHunk());
}
assertEquals(1, p.getErrors().size());
final FormatError e = p.getErrors().get(0);
assertSame(FormatError.Severity.ERROR, e.getSeverity());
assertEquals("Missing forward-image in GIT binary patch", e
.getMessage());
assertEquals(297, e.getOffset());
assertEquals("\n", e.getLineText());
}
private Patch parseTestPatchFile() throws IOException {
final String patchFile = JGitTestUtil.getName() + ".patch";
final InputStream in = getClass().getResourceAsStream(patchFile);
if (in == null) {
fail("No " + patchFile + " test vector");
return null; // Never happens
}
try {
final Patch p = new Patch();
p.parse(in);
return p;
} finally {
in.close();
}
}
}