nastra commented on code in PR #13881:
URL: https://github.com/apache/iceberg/pull/13881#discussion_r2290839009
##########
spark/v4.0/spark/src/test/java/org/apache/iceberg/spark/actions/TestRewriteTablePathsAction.java:
##########
@@ -963,6 +963,59 @@ public void testTableWithManyStatisticFiles() throws
IOException {
iterations * 2 + 1, iterations, iterations, iterations, iterations * 6
+ 1, result);
}
+ @Test
+ public void testStatisticsFileSourcePath() throws IOException {
+ String sourceTableLocation = newTableLocation();
+ Map<String, String> properties = Maps.newHashMap();
+ properties.put("format-version", "2");
+ String tableName = "v2tblwithstats";
+ Table sourceTable =
+ createMetastoreTable(sourceTableLocation, properties, "default",
tableName, 1);
+
+ // Compute table statistics to generate a .stats file
+ actions().computeTableStats(sourceTable).execute();
+
+ assertThat(sourceTable.statisticsFiles())
+ .hasSize(1)
+ .as("Should include 1 statistics file after compute stats");
+
+ String targetTableLocation = targetTableLocation();
+ RewriteTablePath.Result result =
+ actions()
+ .rewriteTablePath(sourceTable)
+ .rewriteLocationPrefix(sourceTableLocation, targetTableLocation)
+ .execute();
+
+ checkFileNum(3, 1, 1, 1, 7, result);
+
+ // Read the file list to verify statistics file paths
+ List<Tuple2<String, String>> filesToMove =
readPathPairList(result.fileListLocation());
+
+ // Find the statistics file entry in the file list
+ Tuple2<String, String> statsFilePathPair = null;
+ for (Tuple2<String, String> pathPair : filesToMove) {
+ if (pathPair._1().endsWith(".stats")) {
+ statsFilePathPair = pathPair;
+ break;
+ }
+ }
+
+ assertThat(statsFilePathPair).isNotNull().as("Should find statistics file
in file list");
+
+ // Verify the source path points to the actual source location, not staging
+ assertThat(statsFilePathPair._1())
+ .startsWith(sourceTableLocation)
+ .as("Statistics file source should point to source table location");
Review Comment:
just FYI that the `.as()` call always needs to come before the final
assertion as otherwise it's ignored
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