René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"UnifiedDiffParserException: expected file start line not found","articleBody":"**Describe the bug**\r\n\r\nI try to parse a patch-file, generated from git `git format-patch -1 \u003ccommit\u003e`, with content:\r\n\r\n```\r\nFrom fd940c6f66126734e82c00889e7c987e11deea91 Mon Sep 17 00:00:00 2001\r\nFrom: Tomas Bjerre \u003ctomas.bjerre85@gmail.com\u003e\r\nDate: Sun, 6 Sep 2020 11:20:34 +0200\r\nSubject: [PATCH] removing file\r\n\r\n---\r\n .../violations/lib/model/ViolationTest.java   | 37 -------------------\r\n 1 file changed, 37 deletions(-)\r\n delete mode 100644 src/test/java/se/bjurr/violations/lib/model/ViolationTest.java\r\n\r\ndiff --git a/src/test/java/se/bjurr/violations/lib/model/ViolationTest.java b/src/test/java/se/bjurr/violations/lib/model/ViolationTest.java\r\ndeleted file mode 100644\r\nindex 3e40b52..0000000\r\n--- a/src/test/java/se/bjurr/violations/lib/model/ViolationTest.java\r\n+++ /dev/null\r\n@@ -1,37 +0,0 @@\r\n-package se.bjurr.violations.lib.model;\r\n-\r\n-import static org.assertj.core.api.Assertions.assertThat;\r\n-import static se.bjurr.violations.lib.model.SEVERITY.ERROR;\r\n-import static se.bjurr.violations.lib.model.Violation.violationBuilder;\r\n-import static se.bjurr.violations.lib.reports.Parser.CHECKSTYLE;\r\n-\r\n-import org.junit.Test;\r\n-import se.bjurr.violations.lib.model.Violation.ViolationBuilder;\r\n-import uk.co.jemos.podam.api.PodamFactoryImpl;\r\n-\r\n-public class ViolationTest {\r\n-\r\n-  @Test\r\n-  public void testThatFilePathsAreAlwaysFronSlashes() {\r\n-    final Violation violation =\r\n-        violationBuilder() //\r\n-            .setParser(CHECKSTYLE) //\r\n-            .setFile(\"c:\\\\path\\\\to\\\\file.xml\") //\r\n-            .setMessage(\"message\") //\r\n-            .setSeverity(ERROR) //\r\n-            .setStartLine(1) //\r\n-            .build();\r\n-    assertThat(violation.getFile()) //\r\n-        .isEqualTo(\"c:/path/to/file.xml\");\r\n-  }\r\n-\r\n-  @Test\r\n-  public void testThatCopyConstructorWorks() {\r\n-    final ViolationBuilder originalBuilder =\r\n-        new PodamFactoryImpl().manufacturePojo(ViolationBuilder.class);\r\n-    final Violation original = originalBuilder.build();\r\n-    final Violation copied = new Violation(original);\r\n-    assertThat(copied) //\r\n-        .isEqualTo(original);\r\n-  }\r\n-}\r\n-- \r\n2.25.1\r\n\r\n\r\n```\r\n\r\nI get error like:\r\n\r\n```\r\ncom.github.difflib.unifieddiff.UnifiedDiffParserException: expected file start line not found\r\n\tat com.github.difflib.unifieddiff.UnifiedDiffReader.parse(UnifiedDiffReader.java:93)\r\n\tat com.github.difflib.unifieddiff.UnifiedDiffReader.parseUnifiedDiff(UnifiedDiffReader.java:144)\r\n```\r\n\r\n**To Reproduce**\r\n\r\nParse above data with:\r\n\r\n```\r\n    InputStream reportContentStream = new ByteArrayInputStream(reportContent.getBytes(UTF_8));\r\n    UnifiedDiff parsedDiff = UnifiedDiffReader.parseUnifiedDiff(reportContentStream);\r\n```\r\n\r\n**Expected behavior**\r\nNot to crash\r\n\r\n**System**\r\n - Java version 1.8.0_171\r\n - Version 4.8-SNAPSHOT  de04bd688a0ee067fbe9bbc6344b1ceedfd6e220\r\n\r\nRelates to https://github.com/tomasbjerre/violations-lib/issues/95","author":{"url":"https://github.com/tomasbjerre","@type":"Person","name":"tomasbjerre"},"datePublished":"2020-09-06T10:15:32.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/98/java-diff-utils/issues/98"}