Examples with ProjectPredicate edu.uci.ics.texera.textql.statements.predicates.ProjectPredicate used on opensource projects

Example 11 with ProjectPredicate

use of edu.uci.ics.texera.textql.statements.predicates.ProjectPredicate in project textdb by TextDB.

the class SelectStatementTest method testSelectStatementBeansBuilder01.

/**
 * Test the correctness of the generated beans by a SelectStatement with a
 * ProjectAllFieldsPredicate.
 * Get a graph by calling getInternalPredicateBases() and getInternalLinkBeans()
 * methods and check if the generated path form the node getInputNodeID() to
 * the node getOutputNodeID() is correct. Also check whether getInputViews()
 * is returning the correct dependencies.
 */
@Test
public void testSelectStatementBeansBuilder01() {
    ProjectPredicate projectPredicate = new ProjectAllFieldsPredicate();
    SelectStatement selectStatement = new SelectStatement("id", projectPredicate, null, "Table", null, null);
    List<PredicateBase> expectedGeneratedBeans = Collections.emptyList();
    List<String> dependencies = Arrays.asList("Table");
    Assert.assertEquals(selectStatement.getInputViews(), dependencies);
    StatementTestUtils.assertGeneratedBeans(selectStatement, expectedGeneratedBeans);
}

Example 12 with ProjectPredicate

use of edu.uci.ics.texera.textql.statements.predicates.ProjectPredicate in project textdb by TextDB.

the class SelectStatementTest method testSelectStatementBeansBuilder05.

/**
 * Test the correctness of the generated beans by a SelectStatement with a
 * ProjectAllFieldsPredicate and a KeywordExtractPredicate.
 * Get a graph by calling getInternalPredicateBases() and getInternalLinkBeans()
 * methods and check if the generated path form the node getInputNodeID() to
 * the node getOutputNodeID() is correct. Also check whether getInputViews()
 * is returning the correct dependencies.
 */
@Test
public void testSelectStatementBeansBuilder05() {
    ProjectPredicate projectPredicate = new ProjectSomeFieldsPredicate(Arrays.asList("a", "b"));
    ExtractPredicate extractPredicate = new KeywordExtractPredicate(Arrays.asList("a", "b"), "x", KeywordMatchingType.SUBSTRING_SCANBASED.toString());
    SelectStatement selectStatement = new SelectStatement("_sid4", projectPredicate, extractPredicate, "from", null, null);
    List<PredicateBase> expectedGeneratedBeans = Arrays.asList(new KeywordPredicate("x", Arrays.asList("a", "b"), null, KeywordMatchingType.SUBSTRING_SCANBASED, "_sid4_e"), new ProjectionPredicate(Arrays.asList("a", "b")));
    List<String> dependencies = Arrays.asList("from");
    Assert.assertEquals(selectStatement.getInputViews(), dependencies);
    StatementTestUtils.assertGeneratedBeans(selectStatement, expectedGeneratedBeans);
}

Example 13 with ProjectPredicate

use of edu.uci.ics.texera.textql.statements.predicates.ProjectPredicate in project textdb by TextDB.

the class SelectStatementTest method testSettersAndGetters.

/**
 * Test the setter methods and the getter methods.
 * Call the setter of SelectStatement and test if the returned
 * value by the getter is the same.
 */
@Test
public void testSettersAndGetters() {
    ProjectPredicate projectPredicate;
    ExtractPredicate extractPredicate;
    SelectStatement selectExtractStatement = new SelectStatement();
    // Tests for the id attribute
    selectExtractStatement.setId(null);
    Assert.assertEquals(selectExtractStatement.getId(), null);
    selectExtractStatement.setId("idx");
    Assert.assertEquals(selectExtractStatement.getId(), "idx");
    selectExtractStatement.setId("_sid9");
    Assert.assertEquals(selectExtractStatement.getId(), "_sid9");
    // Tests for the projectPredicate attribute
    selectExtractStatement.setProjectPredicate(null);
    Assert.assertEquals(selectExtractStatement.getProjectPredicate(), null);
    projectPredicate = new ProjectAllFieldsPredicate();
    selectExtractStatement.setProjectPredicate(projectPredicate);
    Assert.assertEquals(selectExtractStatement.getProjectPredicate(), projectPredicate);
    projectPredicate = new ProjectSomeFieldsPredicate(Arrays.asList("a", "b", "c"));
    selectExtractStatement.setProjectPredicate(projectPredicate);
    Assert.assertEquals(selectExtractStatement.getProjectPredicate(), projectPredicate);
    projectPredicate = new ProjectSomeFieldsPredicate(Arrays.asList("f0", "f1"));
    selectExtractStatement.setProjectPredicate(projectPredicate);
    Assert.assertEquals(selectExtractStatement.getProjectPredicate(), projectPredicate);
    // Tests for the extractPredicate attribute
    selectExtractStatement.setExtractPredicate(null);
    Assert.assertEquals(selectExtractStatement.getExtractPredicate(), null);
    extractPredicate = new KeywordExtractPredicate(Arrays.asList("a", "c"), "search", KeywordMatchingType.PHRASE_INDEXBASED.toString());
    selectExtractStatement.setExtractPredicate(extractPredicate);
    Assert.assertEquals(selectExtractStatement.getExtractPredicate(), extractPredicate);
    extractPredicate = new KeywordExtractPredicate(Arrays.asList("u", "v"), "news", KeywordMatchingType.CONJUNCTION_INDEXBASED.toString());
    selectExtractStatement.setExtractPredicate(extractPredicate);
    Assert.assertEquals(selectExtractStatement.getExtractPredicate(), extractPredicate);
    // Tests for the fromClause attribute
    selectExtractStatement.setFromClause(null);
    Assert.assertEquals(selectExtractStatement.getFromClause(), null);
    selectExtractStatement.setFromClause("table");
    Assert.assertEquals(selectExtractStatement.getFromClause(), "table");
    selectExtractStatement.setFromClause("t3");
    Assert.assertEquals(selectExtractStatement.getFromClause(), "t3");
    // Tests for the limitClause attribute
    selectExtractStatement.setLimitClause(null);
    Assert.assertEquals(selectExtractStatement.getLimitClause(), null);
    selectExtractStatement.setLimitClause(0);
    Assert.assertEquals(selectExtractStatement.getLimitClause(), Integer.valueOf(0));
    selectExtractStatement.setLimitClause(5);
    Assert.assertEquals(selectExtractStatement.getLimitClause(), Integer.valueOf(5));
    selectExtractStatement.setLimitClause(-7);
    Assert.assertEquals(selectExtractStatement.getLimitClause(), Integer.valueOf(-7));
    // Tests for the offsetClause attribute
    selectExtractStatement.setOffsetClause(null);
    Assert.assertEquals(selectExtractStatement.getOffsetClause(), null);
    selectExtractStatement.setOffsetClause(0);
    Assert.assertEquals(selectExtractStatement.getOffsetClause(), Integer.valueOf(0));
    selectExtractStatement.setOffsetClause(-3);
    Assert.assertEquals(selectExtractStatement.getOffsetClause(), Integer.valueOf(-3));
    selectExtractStatement.setOffsetClause(58);
    Assert.assertEquals(selectExtractStatement.getOffsetClause(), Integer.valueOf(58));
}