To generate the jar file just run:
.\gradlew assemble
The jar file is generated inside the build\libs folder
Then run the test-insert script like this:
.\test-insert
or
./test-insert.sh
It will generate the following output (filtering out the warning lines)
> .\test-insert
==> Start Test insert
==> 1/ Let MongoDB generate the '_id' column
==> Drop the MongoDB TestDB database
==> Generating 2000000 of test lines with 50 columns, inside temp file %AppData%\Local\Temp\test-data2561411448025931298.csv
==> Save the records into mongodb://localhost:27017/TestDB.test-insert
==> saveDataset executed in 54 seconds
==> Start Test insert
==> 2/ Create data file with '_id'
==> Drop the MongoDB TestDB database
==> Generating 2000000 of test lines with 50 columns, inside temp file %AppData%\Local\Temp\test-data12374211472522640010.csv
==> Save the records into mongodb://localhost:27017/TestDB.test-insert
==> saveDataset executed in 1 minutes, 52 seconds
==> Start Test insert
==> 3/ Add the '_id' column using Spark
==> Drop the MongoDB TestDB database
==> Generating 2000000 of test lines with 50 columns, inside temp file %AppData%\Local\Temp\test-data14441304898864433124.csv
==> Save the records into mongodb://localhost:27017/TestDB.test-insert
==> saveDataset executed in 2 minutes, 1 seconds