arina-ielchiieva commented on a change in pull request #1993: DRILL-7601: Shift
column conversion to reader from scan framework
URL: https://github.com/apache/drill/pull/1993#discussion_r384454702
##########
File path:
exec/java-exec/src/test/java/org/apache/drill/exec/store/easy/text/compliant/TestCsvTableProperties.java
##########
@@ -547,4 +543,65 @@ public void testMessyQuotes() throws Exception {
.build();
RowSetUtilities.verify(expected, actual);
}
+
+ private static final String[] trimData = {
+ " 10 , fred ",
+ " 20, wilma "
+ };
+
+ /**
+ * Trim leading and trailing whitespace. This setting is currently
+ * only available via table properties.
+ */
+ @Test
+ public void testKeepWitespace() throws Exception {
+ try {
+ enableSchemaSupport();
+ String tablePath = buildTable("noTrim", trimData);
+ String sql = String.format("create schema (%s) " +
+ "for table %s PROPERTIES ('" +
+ TextFormatPlugin.HAS_HEADERS_PROP + "'='false', '" +
+ TextFormatPlugin.SKIP_FIRST_LINE_PROP + "'='false')",
+ COL_SCHEMA, tablePath);
+ run(sql);
+ RowSet actual = client.queryBuilder().sql(SELECT_ALL,
tablePath).rowSet();
+
+ TupleMetadata expectedSchema = new SchemaBuilder()
+ .add("id", MinorType.INT)
+ .add("name", MinorType.VARCHAR)
+ .buildSchema();
+
+ // String-to-number conversion trims strings automatically
+ RowSet expected = new RowSetBuilder(client.allocator(), expectedSchema)
+ .addRow(10, " fred ")
+ .addRow(20, " wilma ")
+ .build();
+ RowSetUtilities.verify(expected, actual);
+ } finally {
+ resetSchemaSupport();
+ }
+ }
+
+ /**
+ * Trim leading and trailing whitespace. This setting is currently
+ * only available via table properties.
+ */
+ @Test
+ public void testTrimWitespace() throws Exception {
+ try {
+ enableSchemaSupport();
+ String tablePath = buildTable("trim", trimData);
+ String sql = String.format("create schema (%s) " +
+ "for table %s PROPERTIES ('" +
+ TextFormatPlugin.HAS_HEADERS_PROP + "'='false', '" +
+ TextFormatPlugin.SKIP_FIRST_LINE_PROP + "'='false', '" +
+ TextFormatPlugin.TRIM_WHITESPACE_PROP + "'='true')",
Review comment:
Also we should update the docs, indicating this new property.
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