Do not fail test which compares two documents if the timestamp in the ZIP header field is different
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1886532 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/testcases/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java b/src/testcases/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java
index c79abea..a82a2a8 100644
--- a/src/testcases/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java
+++ b/src/testcases/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java
@@ -39,6 +39,7 @@
import java.util.Map;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.poifs.filesystem.FileMagic;
import org.apache.poi.ss.ITestDataProvider;
import org.apache.poi.ss.SpreadsheetVersion;
import org.apache.poi.ss.formula.FormulaParseException;
@@ -1827,8 +1828,25 @@
out1.flush();
out2.flush();
- assertArrayEquals(out1.toByteArray(), out2.toByteArray());
+ // to avoid flaky tests if the documents are written at slightly different timestamps
+ // we clear some bytes which contain timestamps
+ assertArrayEquals(
+ removeTimestamp(out1.toByteArray()),
+ removeTimestamp(out2.toByteArray()));
}
}
}
-}
\ No newline at end of file
+
+ private byte[] removeTimestamp(byte[] bytes) {
+ if (FileMagic.valueOf(bytes) == FileMagic.OOXML) {
+ // This removes the timestamp in the header of the ZIP-Format
+ // see "Local file header" at https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT
+ bytes[10] = 0;
+ bytes[11] = 0;
+ bytes[12] = 0;
+ bytes[13] = 0;
+ }
+
+ return bytes;
+ }
+}