add test of the lastModified time order

build.gradle

@@ -20,6 +20,7 @@ dependencies {
     compile  "org.embulk:embulk-standards:0.8.23"
     provided "org.embulk:embulk-standards:0.8.23"
     // compile "YOUR_JAR_DEPENDENCY_GROUP:YOUR_JAR_DEPENDENCY_MODULE:YOUR_JAR_DEPENDENCY_VERSION"
+    testCompile "commons-codec:commons-codec:1.9"
     testCompile "junit:junit:4.+"
     testCompile "org.embulk:embulk-core:0.8.23:tests"
     testCompile 'org.embulk:embulk-test:0.8.23'

createFile.rb

+# The first argument is the file name 
+# The second argument is the size the total size
+
+data = "abcdefghij" * ARGV[1].to_i
+File.open(ARGV[0], 'w') { |file| file.write(data)}
+

src/test/java/org/embulk/input/filename/NoneBinParserPlugin.java

+package org.embulk.input.filename;
+
+import org.embulk.config.Config;
+import org.embulk.config.ConfigDefault;
+import org.embulk.config.ConfigDiff;
+import org.embulk.config.ConfigSource;
+import org.embulk.config.Task;
+import org.embulk.config.TaskSource;
+import org.embulk.spi.ParserPlugin;
+import org.embulk.spi.FileInput;
+import org.embulk.spi.PageOutput;
+import org.embulk.spi.Schema;
+import org.embulk.spi.SchemaConfig;
+
+import org.embulk.spi.Exec;
+import org.embulk.spi.PageBuilder;
+import org.embulk.spi.util.FileInputInputStream;
+import org.embulk.spi.ColumnConfig;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.ArrayList;
+import org.apache.commons.codec.binary.Base64;
+
+import static org.embulk.spi.type.Types.STRING;
+
+import org.slf4j.Logger;
+
+
+public class NoneBinParserPlugin
+        implements ParserPlugin
+{
+    static int MAX_NAME_LENGTH = 255;
+    Schema schema;
+
+    public interface PluginTask
+            extends Task //, LineDecoder.DecoderTask //, TimestampParser.Task
+    {
+        @Config("column_name")
+        @ConfigDefault("\"payload\"")
+        public String getColumnName();
+    }
+
+    private final Logger log;
+
+    public NoneBinParserPlugin()
+    {
+        this.log = Exec.getLogger(NoneBinParserPlugin.class);
+    }
+
+    @Override
+    public void transaction(ConfigSource config, ParserPlugin.Control control)
+    {
+        PluginTask task = config.loadConfig(PluginTask.class);
+        log.info("The ConfigSource is: " + config.toString());
+        ArrayList<ColumnConfig> columns = new ArrayList<ColumnConfig>();
+        final String columnName = task.getColumnName();
+
+        columns.add(new ColumnConfig(columnName, STRING, config));
+        columns.add(new ColumnConfig("tag", STRING, config)); 
+
+        // In the Unit test we need to convert the  output of the parser to java object 
+        // Such conversion is based on the parser's schema so that we need keep this schema in parser instance's variable instead
+        // of using it just once in this method.
+        this.schema = new SchemaConfig(columns).toSchema();
+        control.run(task.dump(), this.schema);
+    }
+
+    @Override
+    public void run(TaskSource taskSource, Schema schema, 
+            FileInput input, PageOutput output)
+    {
+        PluginTask task = taskSource.loadTask(PluginTask.class);
+        log.info("The taskSource of the Parser: "+ taskSource.toString());
+        FileInputInputStream dataIn = new FileInputInputStream(input);
+        PageBuilder pageBuilder = new PageBuilder(Exec.getBufferAllocator(), schema, output);
+        int chunksize = 1024 * 1024 * 1;
+        while( input.nextFile() ){
+            byte[] pathBytesArray = new byte[MAX_NAME_LENGTH];
+            int i = 0;
+            int c;
+            for (; i < MAX_NAME_LENGTH; i++) {
+                c = dataIn.read();
+                if ( c == -1) {
+                    break;
+                } else if ( c == 0 ) {
+                    // read empty bytes until MAX_NAME_LENGTH;
+                    for (int j = i + 1; j < MAX_NAME_LENGTH; j++) {
+                        dataIn.read();
+                    }
+                    break;
+                }
+                pathBytesArray[i] = (byte)c;
+            }
+            String path = new String(Arrays.copyOfRange(pathBytesArray, 0, i));
+
+            // To read the data, we read one byte from the dataIn, if it isn't the end of file we record it to the bytesArray, 
+            // we jugde the length of the added bytes, if len == chunksize we record bytesArray to the page record the bytesArray again 
+            int bytes_read = 0;
+            bytes_read = dataIn.read();
+            int len = 0;
+            byte[] bytesArray = new byte[chunksize];
+            while(bytes_read != -1) {
+                // Read one byte from the dataIn and record it to the bytesArray
+                bytesArray[len] = (byte) bytes_read;
+                bytes_read = dataIn.read();
+                len += 1 ;
+                if (len == chunksize) {
+                    log.info(path);
+                    pageBuilder.setString(0, Base64.encodeBase64String(bytesArray));
+                    pageBuilder.setString(1, path);
+                    pageBuilder.addRecord();
+                    len = 0;
+               }
+            }
+
+            // In case the the remain part of the data is less than chunksize we need to record it to the page as well.
+            if (len != 0) {
+               pageBuilder.setString(0,Base64.encodeBase64String(Arrays.copyOfRange(bytesArray, 0, len)));
+               pageBuilder.setString(1,path);
+               pageBuilder.addRecord();
+            }
+        }
+        pageBuilder.finish();
+    }
+}

src/test/java/org/embulk/input/filename/TestFilenameFileInputPlugin.java

@@ -7,6 +7,7 @@ import org.embulk.config.ConfigDiff;
 import org.embulk.test.EmbulkTests;
 import org.embulk.test.TestingEmbulk;
 import org.embulk.spi.InputPlugin;
+import org.embulk.spi.ParserPlugin;
 import org.embulk.spi.SchemaConfig;
 import org.embulk.spi.ColumnConfig;
 import org.junit.Rule;
@@ -19,6 +20,10 @@ import java.io.File;
 import java.io.IOException;
 import java.util.List;
 
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+
 import static org.embulk.test.EmbulkTests.readSortedFile;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertThat;
@@ -30,9 +35,12 @@ public class TestFilenameFileInputPlugin
     return embulk.loadYamlResource(filename);
   }
 
+  
+
   @Rule
   public TestingEmbulk embulk = TestingEmbulk.builder()
           .registerPlugin(InputPlugin.class,"filename",FilenameFileInputPlugin.class)
+          .registerPlugin(ParserPlugin.class,"none-bin",NoneBinParserPlugin.class)
           .build();
 
   @Test
@@ -71,6 +79,66 @@ public class TestFilenameFileInputPlugin
 
   }
 
+  @Test
+  public void testModifiedOrder() throws Exception{
+//    ConfigSource config = embulk.loadYamlResource("testModifiedOrder.yml");
+    //System.out.println("TestOrder: " + config.toString());
+    Path out1 = embulk.createTempFile("csv");
+
+    ConfigSource execConfig  = embulk.newConfig()
+          .set("max_threads","1");
+
+
+    Path path_src =  Paths.get("build/resources/test/testModifiedOrder");
+    
+    Files.list(path_src).forEach(a -> System.out.println(a.toString()));
+    Files.list(out1.getParent()).forEach(a -> System.out.println(a.toString()));
+  
+    ConfigSource config  = embulk.newConfig()
+          .set("type","filename")
+          .set("path_prefix",path_src.toAbsolutePath().toString()+"/sample_")
+          .set("parser",embulk.newConfig()
+             .set("charset","UTF-8")
+             .set("newline","CRLF")
+             .set("type","csv")
+             .set("delimiter",",")
+             .set("quote","")
+             .set("columns",newSchemaConfig("filename:string")));
+    System.out.println("The tmp: "+ out1+ " # " +  Files.isDirectory(out1)+ " # " + Files.isRegularFile(out1));
+    System.out.println("the config : " + config);
+    TestingEmbulk.RunResult result2 =  embulk.runInput(config,out1,execConfig);
+  
+    List<Path> arrayOut = new ArrayList<Path> ();
+    Files.list(out1.getParent()).forEach(a ->{
+                     try { if(Files.isDirectory(a)) { Files.list(a).forEach(b -> arrayOut.add(b)); }}
+                     catch (IOException ex) {ex.printStackTrace();} 
+                   });
+
+    System.out.println("Not sorted yet " + arrayOut);
+    Collections.sort(arrayOut,new Comparator<Path>(){
+      @Override
+       public int compare(Path p1,Path p2){
+        int res = (int) Long.valueOf(p1.toFile().lastModified()).compareTo(p2.toFile().lastModified());
+        System.out.println("The result is :" + res+" # " +  p1.toString() +" # " + p2.toString());
+        return res;
+       }
+    });
+    for (Path p : arrayOut){
+      System.out.println(p.toFile().lastModified());
+
+
+    }
+    System.out.println(arrayOut);
+    
+     for (Path  p : arrayOut){
+       System.out.println(p.toString());
+       try{
+         List<String> lines = Files.readAllLines(p);
+         for (String line : lines){System.out.println(line);}
+       } catch (IOException ex) {ex.printStackTrace();}
+     }
+    //Files.list(out1).forEach(a -> System.out.println("The Source files: " + a.toString()));
+  }
   public SchemaConfig newSchemaConfig(String...configs){
     ImmutableList.Builder<ColumnConfig> schema = ImmutableList.builder();
     for (String column: configs){

src/test/resources/testModifiedOrder.yml

@@ -2,5 +2,4 @@
 type: filename
 path_prexfix: testModified/sample_
 order_by_modified_time: 2
-parser:
-  type: none-bin
+

src/test/resources/testModifiedOrder/7.txt

+abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghi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j
\ No newline at end of file

src/test/resources/testModifiedOrder/sample_1.txt

+abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghij
\ No newline at end of file

src/test/resources/testModifiedOrder/sample_2.txt

+abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghij
\ No newline at end of file

src/test/resources/testModifiedOrder/sample_3.txt

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src/test/resources/testModifiedOrder/sample_4.txt

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src/test/resources/testModifiedOrder/sample_5.txt

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src/test/resources/testModifiedOrder/sample_6.txt

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src/test/resources/testModifiedOrder/sample_7.txt

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