rdblue commented on code in PR #16174:
URL: https://github.com/apache/iceberg/pull/16174#discussion_r3285009961
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core/src/test/java/org/apache/iceberg/util/TestLocationUtil.java:
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@@ -84,4 +84,170 @@ void testStripTrailingSlashForRootPathWithTrailingSlashes()
{
.as("Should be root path")
.isEqualTo(rootPath);
}
+
+ @Test
+ public void testResolveRelativeLocations() {
+ String tableLocation = "s3://bucket/table";
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"metadata/file.parquet"))
+ .isEqualTo("s3://bucket/table/metadata/file.parquet");
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"data/00000-0.parquet"))
+ .isEqualTo("s3://bucket/table/data/00000-0.parquet");
+ }
+
+ @Test
+ public void testResolveLocationsWithColonsInSegments() {
+ String tableLocation = "s3://bucket/table";
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"data/partition=key:value/file.parquet"))
+ .isEqualTo("s3://bucket/table/data/partition=key:value/file.parquet");
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"metadata/snap-123:456.avro"))
+ .isEqualTo("s3://bucket/table/metadata/snap-123:456.avro");
+ }
+
+ @Test
+ public void testResolveAbsoluteLocationsUnchanged() {
+ String tableLocation = "s3://bucket/table";
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"s3://other-bucket/path/file.parquet"))
+ .isEqualTo("s3://other-bucket/path/file.parquet");
+
+ assertThat(LocationUtil.resolveLocation(tableLocation,
"hdfs://namenode/path/file.parquet"))
+ .isEqualTo("hdfs://namenode/path/file.parquet");
+ }
+
+ @Test
+ public void testRelativize() {
+ String tableLocation = "s3://bucket/table";
+
+ assertThat(
+ LocationUtil.relativizeLocation(
+ tableLocation, "s3://bucket/table/metadata/file.parquet"))
+ .isEqualTo("metadata/file.parquet");
+
+ assertThat(
+ LocationUtil.relativizeLocation(
+ tableLocation, "s3://bucket/table/data/00000-0.parquet"))
+ .isEqualTo("data/00000-0.parquet");
+ }
+
+ @Test
+ public void testRelativizeLocationNotUnderTableLocation() {
+ String tableLocation = "s3://bucket/table";
+
+ // different bucket
+ assertThat(
+ LocationUtil.relativizeLocation(tableLocation,
"s3://other-bucket/path/file.parquet"))
+ .isEqualTo("s3://other-bucket/path/file.parquet");
+
+ // same bucket, different path
+ assertThat(
+ LocationUtil.relativizeLocation(
+ tableLocation, "s3://bucket/other-table/data/file.parquet"))
+ .isEqualTo("s3://bucket/other-table/data/file.parquet");
+ }
+
+ @Test
+ public void testRelativizeLocationWithSharedPrefix() {
+ // sibling locations that share a byte prefix with the table location but
are not
+ // children of it must not be relativized (e.g. "table" vs "table_v2")
+ String tableLocation = "s3://bucket/table";
+
+ assertThat(
+ LocationUtil.relativizeLocation(
+ tableLocation, "s3://bucket/table_v2/data/00000-0.parquet"))
+ .isEqualTo("s3://bucket/table_v2/data/00000-0.parquet");
+ }
+
+ @Test
+ public void testRelativizeLocationEqualToTableLocation() {
Review Comment:
I agree with this decision.
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