IncrementColumnsValueTest.java example

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fitNevis-master
package fit.decorator;

import java.text.ParseException;

import fit.Parse;
import fit.decorator.exceptions.InvalidInputException;
import fit.decorator.util.Delta;
import fit.decorator.util.TestCaseHelper;

public class IncrementColumnsValueTest extends FixtureDecoratorTestCase {
  private static final String FIRST_HTML_ROW = "<tr><td>" + IncrementColumnsValue.class.getName()
    + "</td><td>ColumnName</td><td>of type</td><td>int</td><td>by</td><td>1</td></tr>";
  private FixtureDecorator decorator = new IncrementColumnsValue();

  protected String geDecoratorHTMLRow() {
    return FIRST_HTML_ROW;
  }

  protected int numberOfAssertionsOnDecorator() {
    return 0;
  }

  public void testSetupDecoratorShouldAddColumnNameDataTypeAndDeltaToSummary() throws Exception {
    decorator.setupDecorator(new String[]
      {"Column1", "int", "1"});
    assertEquals("Column1", (String) decorator.summary.get(IncrementColumnsValue.COLUMN_NAME));
    assertEquals(new Delta("int", "1"), decorator.summary.get(IncrementColumnsValue.DELTA));
  }

  public void testSetupDecoratorShouldAddColumnNameDataTypeAndDeltaToSummaryForDates() throws Exception {
    decorator.setupDecorator(new String[]
      {"Column1", "date", "5"});
    assertEquals("Column1", (String) decorator.summary.get(IncrementColumnsValue.COLUMN_NAME));
    assertEquals(new Delta("date", "5"), decorator.summary.get(IncrementColumnsValue.DELTA));
  }

  public void testSetupDecoratorShouldThrowInvalidInputExceptionIfColumnNameIsNotSpecified() throws ParseException {
    assertInvalidInputException(new String[]
      {}, "Column name, Data type and Delta Value must be specified");
  }

  public void testSetupDecoratorShouldThrowInvalidInputExceptionIfDataTypeIsNotSpecified() throws ParseException {
    assertInvalidInputException(new String[]
      {"Column1"}, "Column name, Data type and Delta Value must be specified");
  }

  public void testSetupDecoratorShouldThrowInvalidInputExceptionIfDeltaValueIsNotSpecified() throws ParseException {
    assertInvalidInputException(new String[]
      {"Column1", "double"}, "Column name, Data type and Delta Value must be specified");
  }

  public void testSetupDecoratorShouldThrowInvalidInputExceptionIfDataTypeAndDeltaValueDoNotMatch()
    throws ParseException {
    assertInvalidInputException(new String[]
      {"Column1", "double", "xyz"}, "value 'xyz' is not a valid DataType = 'double'");
    assertInvalidInputException(new String[]
      {"Column1", "int", "1.2"}, "value '1.2' is not a valid DataType = 'int'");
    assertInvalidInputException(new String[]
      {"Column1", "date", "12-5-2006"}, "value '12-5-2006' is not a valid DataType = 'date'");
  }

  public void testSetupDecoratorShouldDefaultDataTypeToStringIfItDoesNotMatch_int_integer_double_or_date()
    throws Exception {
    decorator.setupDecorator(new String[]
      {"Column1", "long", "1"});
    assertEquals(new Delta("String", "1"), decorator.summary.get(IncrementColumnsValue.DELTA));
  }

  public void testSetupDecoratorShouldDefaultDataTypeTo_int() throws Exception {
    decorator.setupDecorator(new String[]
      {"Column1", "integer", "1"});
    assertEquals(new Delta("INT", "1"), decorator.summary.get(IncrementColumnsValue.DELTA));
  }

  public void testShouldIncrementColumnValuesFromSecondRowForTheGivenColumnName() throws Exception {
    String fitPage = "<table><tr><td>" + IncrementColumnsValue.class.getName()
      + "</td><td>numerator</td><td>of type</td><td>int</td><td>by</td><td>5</td></tr>"
      + "<tr><td>eg.Division</td></tr>"
      + "<tr><td>numerator</td><td>denominator</td><td>quotient()</td></tr>"
      + "<tr><td>10</td><td>2</td><td>5</td></tr><tr><td>10</td><td>3</td><td>5</td></tr>"
      + "<tr><td>10</td><td>3</td><td>5</td></tr></table>";
    decorator.doTable(new Parse(fitPage));
    TestCaseHelper.assertCounts(TestCaseHelper.counts(2, 1, 0, 0), decorator.counts);
  }

  public void testShouldIncrementDateColumnValuesFromSecondRowForTheGivenColumnName() throws Exception {
    String fitPage = "<table><tr><td>" + IncrementColumnsValue.class.getName()
      + "</td><td>inDate</td><td>of type</td><td>date</td><td>by</td><td>5</td></tr>"
      + "<tr><td>eg.GetDates</td></tr><tr><td>inDate</td><td>updatedDate()</td></tr>"
      + "<tr><td>12/02/2006</td><td>12/02/2006</td></tr>" + "<tr><td>12/02/2006</td><td>12/07/2006</td></tr>"
      + "<tr><td>12/22/2006</td><td>01/01/2007</td></tr></table>";
    decorator.doTable(new Parse(fitPage));
    TestCaseHelper.assertCounts(TestCaseHelper.counts(3, 0, 0, 0), decorator.counts);
  }

  public void testShouldLeaveTheTableAsItIsIfTablesHasLessThanFourRows() throws Exception {
    String fitPage = "<table><tr><td>" + IncrementColumnsValue.class.getName()
      + "</td><td>numerator</td><td>of type</td><td>int</td><td>by</td><td>5</td></tr>"
      + "<tr><td>eg.Division</td></tr>"
      + "<tr><td>numerator</td><td>denominator</td><td>quotient()</td></tr>"
      + "<tr><td>10</td><td>2</td><td>5</td></tr></table>";
    decorator.doTable(new Parse(fitPage));
    TestCaseHelper.assertCounts(TestCaseHelper.counts(1, 0, 0, 0), decorator.counts);
  }

  public void testShouldHandleExceptionsByIgnoringDecorator() throws Exception {
    String fitPage = "<table><tr><td>" + IncrementColumnsValue.class.getName()
      + "</td><td>invalidColumnName</td><td>of type</td><td>int</td><td>by</td><td>5</td></tr>"
      + "<tr><td>eg.Division</td></tr>"
      + "<tr><td>numerator</td><td>denominator</td><td>quotient()</td></tr>"
      + "<tr><td>10</td><td>2</td><td>5</td></tr></table>";
    decorator.doTable(new Parse(fitPage));
    TestCaseHelper.assertCounts(TestCaseHelper.counts(1, 0, 0, 0), decorator.counts);
  }

  public void testShouldIncrementMultipleColumnsValueIfDecoratorIsPiped() throws Exception {
    String fitPage = "<table><tr><td>" + IncrementColumnsValue.class.getName()
      + "</td><td>numerator</td><td>of type</td><td>int</td><td>by</td><td>5</td></tr>" + "<tr><td>"
      + IncrementColumnsValue.class.getName()
      + "</td><td>denominator</td><td>of type</td><td>int</td><td>by</td><td>1</td></tr>"
      + "<tr><td>eg.Division</td></tr>"
      + "<tr><td>numerator</td><td>denominator</td><td>quotient()</td></tr>"
      + "<tr><td>10</td><td>2</td><td>5</td></tr>" + "<tr><td>10</td><td>2</td><td>5</td></tr></table>";
    decorator.doTable(new Parse(fitPage));
    TestCaseHelper.assertCounts(TestCaseHelper.counts(2, 0, 0, 0), decorator.counts);
  }

  private void assertInvalidInputException(String[] args, String errorMsg) throws ParseException {
    try {
      decorator.setupDecorator(args);
      fail("Should blow up");
    } catch (InvalidInputException e) {
      assertEquals(errorMsg, e.getMessage());
    }
  }
}