[GitHub] [carbondata] xubo245 commented on a change in pull request #3301: [CARBONDATA-3446] Support read schema of complex data type from carbon file folder path

[GitBox]

xubo245 commented on a change in pull request #3301:
URL: https://github.com/apache/carbondata/pull/3301#discussion_r417728677



##########
File path: sdk/sdk/src/test/java/org/apache/carbondata/sdk/file/CSVCarbonWriterTest.java
##########
@@ -676,4 +680,194 @@ public void testWithTableProperties() throws IOException {
     }
   }
 
+  @Test
+  public void testWritingAndReadingArrayString() throws IOException {
+    String path = "./testWriteFilesArrayString";
+    FileUtils.deleteDirectory(new File(path));
+
+    Field[] fields = new Field[4];
+    fields[0] = new Field("id", DataTypes.STRING);
+    fields[1] = new Field("source", DataTypes.STRING);
+    fields[2] = new Field("usage", DataTypes.STRING);
+
+    StructField[] stringFields = new StructField[1];
+    stringFields[0] = new StructField("stringField", DataTypes.STRING);
+
+    Field arrayType = new Field("annotations", "array", Arrays.asList(stringFields));
+    fields[3] = arrayType;
+    try {
+      CarbonWriterBuilder builder = CarbonWriter.builder().taskNo(5).outputPath(path);
+      CarbonWriter writer = builder.withCsvInput(new Schema(fields)).writtenBy("CSVCarbonWriterTest").build();
+      for (int i = 0; i < 15; i++) {
+        String[] row = new String[]{
+          "robot" + (i % 10),
+          String.valueOf(i),
+          String.valueOf(i + "." + i),

Review comment:
       done




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