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How to use HeuristicsCalculator method of org.evomaster.client.java.controller.internal.db.HeuristicsCalculator class

Best EvoMaster code snippet using org.evomaster.client.java.controller.internal.db.HeuristicsCalculator.HeuristicsCalculator

Source:HeuristicsCalculatorTest.java

...10import java.sql.Timestamp;11import java.time.Instant;12import java.util.*;13import static org.junit.jupiter.api.Assertions.*;14public class HeuristicsCalculatorTest {15    @ParameterizedTest16    @ValueSource(strings = {17            "2012-02-22T02:06:58.147Z",18            "2012-02-22T02:06:58.147+02:00",19            "2012-02-22T02:06:58.147+0200",20            "2020-05-19T14:58:38.552+02:00",21            "2020-05-19T14:58:38.552+0200",22    })23    public void testTimeZoneIssue(String date){24        HeuristicsCalculator hc = new HeuristicsCalculator(Mockito.mock(SqlNameContext.class));25        Instant instant = hc.getAsInstant(date);26        assertNotNull(instant);27    }28    @Test29    public void testEmpty() {30        String sql = "select x from Foo";31        QueryResult data = new QueryResult(Arrays.asList("x"), "Foo");32        double dist = HeuristicsCalculator.computeDistance(sql, data);33        assertTrue(dist > 0);34        DataRow row = new DataRow("x", "9", "Foo");35        data.addRow(row);36        dist = HeuristicsCalculator.computeDistance(sql, data);37        assertEquals(0d, dist);38    }39    private void checkIncreasingTillCovered(String name,40                                            List<Object> values,41                                            Object solution,42                                            String sql) {43        QueryResult data = new QueryResult(Arrays.asList(name), "Foo");44        double prev = -1;45        for (Object val : values) {46            data.addRow(new DataRow(name, val, "Foo"));47            double dist = HeuristicsCalculator.computeDistance(sql, data);48            assertTrue(dist > 0);49            if (prev >= 0) {50                assertTrue(dist < prev, "dist=" + dist + " , previous=" + prev);51            }52            prev = dist;53        }54        data.addRow(new DataRow(name, solution, "Foo"));55        double target = HeuristicsCalculator.computeDistance(sql, data);56        assertTrue(target < prev);57        assertEquals(0d, target);58    }59    @Test60    public void testTrue() {61        String sql = "select a from Foo where x = true";62        checkIncreasingTillCovered("x", Arrays.asList(false), true, sql);63    }64    @Test65    public void testFalse() {66        String sql = "select a from Foo where x = false";67        checkIncreasingTillCovered("x", Arrays.asList(true), false, sql);68    }69    @Test...

HeuristicsCalculator

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.HeuristicsCalculator2HeuristicsCalculator.calculateHeuristics(query)3HeuristicsCalculator.calculateHeuristics("SELECT * FROM User WHERE id = 123 AND name = 'foo'")4HeuristicsCalculator.calculateHeuristics("SELECT * FROM User WHERE id = 123 AND name = 'foo' AND age = 25")5HeuristicsCalculator.calculateHeuristics("SELECT * FROM User WHERE id = 123 AND name = 'foo' AND age = 25 AND address = 'bar'")6HeuristicsCalculator.calculateHeuristics("SELECT * FROM User WHERE id = 123 AND name = 'foo' AND age = 25 AND address = 'bar' AND city = 'foobar'")

HeuristicsCalculator

Using AI Code Generation

1import org.evomaster.client.java.controller.internal.db.HeuristicsCalculator;2import org.evomaster.client.java.controller.internal.db.HeuristicsInfoDto;3List<HeuristicsInfoDto> heuristics = HeuristicsCalculator.calculateHeuristics();4for (HeuristicsInfoDto dto : heuristics) {5    System.out.println("Table: " + dto.getTableName());6    System.out.println("Rows: " + dto.getRows());7    System.out.println("Columns: " + dto.getColumns());8    System.out.println("Primary keys: " + dto.getPrimaryKeys());9    System.out.println("Foreign keys: " + dto.getForeignKeys());10    System.out.println("Unique columns: " + dto.getUniqueColumns());11    System.out.println("Unique combinations: " + dto.getUniqueCombinations());12    System.out.println("Non-null columns: " + dto.getNonNullColumns());13    System.out.println("Non-null combinations: " + dto.getNonNullCombinations());14    System.out.println("Nullable columns: " + dto.getNullableColumns());15    System.out.println("Nullable combinations: " + dto.getNullableCombinations());16    System.out.println("Columns with few distinct values: " + dto.getColumnsWithFewDistinctValues());17    System.out.println("Combinations with few distinct values: " + dto.getCombinationsWithFewDistinctValues());18    System.out.println("Columns with many distinct values: " + dto.getColumnsWithManyDistinctValues());19    System.out.println("Combinations with many distinct values: " + dto.getCombinationsWithManyDistinctValues());20    System.out.println("Columns with few null values: " + dto.getColumnsWithFewNullValues());21    System.out.println("Combinations with few null values: " + dto.getCombinationsWithFewNullValues());22    System.out.println("Columns with many null values: " + dto.getColumnsWithManyNullValues());23    System.out.println("Combinations with many null values: " + dto.getCombinationsWithManyNullValues());24    System.out.println("Columns with few unique values: " + dto.getColumnsWithFewUniqueValues());

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