nastra commented on code in PR #14868:
URL: https://github.com/apache/iceberg/pull/14868#discussion_r2676140856
##########
core/src/test/java/org/apache/iceberg/view/ViewCatalogTests.java:
##########
@@ -1968,4 +1973,145 @@ public void dropNonEmptyNamespace() {
.as("Namespace should not exist")
.isFalse();
}
+
+ @Test
+ public void registerView() {
+ C catalog = catalog();
+
+ // Register view is not yet supported for REST catalog
+ assumeThat(catalog).isNotInstanceOf(RESTCatalog.class);
+
+ TableIdentifier identifier = TableIdentifier.of("ns", "view");
+
+ if (requiresNamespaceCreate()) {
+ catalog.createNamespace(identifier.namespace());
+ }
+
+ View originalView =
+ catalog()
+ .buildView(identifier)
+ .withSchema(SCHEMA)
+ .withDefaultNamespace(identifier.namespace())
+ .withDefaultCatalog(catalog().name())
+ .withQuery("spark", "select * from ns.tbl")
+ .withProperty(GC_ENABLED, "false")
+ .create();
+
+ ViewOperations ops = ((BaseView) originalView).operations();
+ String metadataLocation = ops.current().metadataFileLocation();
+
+ assertThat(catalog.dropView(identifier)).isTrue();
+ assertThat(catalog.viewExists(identifier)).as("View must not
exist").isFalse();
+
+ // view metadata should still exist after dropping the view as gc is
disabled
+ assertThat(((BaseViewOperations)
ops).io().newInputFile(metadataLocation).exists()).isTrue();
+
+ View registeredView = catalog.registerView(identifier, metadataLocation);
+
+ assertThat(registeredView).isNotNull();
+ assertThat(catalog.viewExists(identifier)).as("View must exist").isTrue();
+ assertThat(registeredView.name())
+ .isEqualTo(ViewUtil.fullViewName(catalog().name(), identifier));
+ assertThat(registeredView.history())
+ .hasSize(1)
+ .first()
+ .extracting(ViewHistoryEntry::versionId)
+ .isEqualTo(1);
+ assertThat(registeredView.schemas()).hasSize(1).containsKey(0);
+
assertThat(registeredView.schema().asStruct()).isEqualTo(SCHEMA.asStruct());
+
assertThat(registeredView.currentVersion().operation()).isEqualTo("create");
+ assertThat(registeredView.versions())
+ .hasSize(1)
+ .containsExactly(registeredView.currentVersion());
+ assertThat(registeredView.versions()).isEqualTo(originalView.versions());
+ assertThat(registeredView.currentVersion())
+ .isEqualTo(
+ ImmutableViewVersion.builder()
+
.timestampMillis(registeredView.currentVersion().timestampMillis())
+ .versionId(1)
+ .schemaId(0)
+ .summary(registeredView.currentVersion().summary())
+ .defaultNamespace(identifier.namespace())
+ .defaultCatalog(catalog().name())
+ .addRepresentations(
+ ImmutableSQLViewRepresentation.builder()
+ .sql("select * from ns.tbl")
+ .dialect("spark")
+ .build())
+ .build());
+
+ assertThat(catalog.loadView(identifier)).isNotNull();
+ assertThat(catalog.dropView(identifier)).isTrue();
+ assertThat(catalog.viewExists(identifier)).isFalse();
+ }
+
+ @Test
+ public void registerExistingView() {
+ C catalog = catalog();
+
+ // Register view is not yet supported for REST catalog
+ assumeThat(catalog).isNotInstanceOf(RESTCatalog.class);
Review Comment:
same as above
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