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HSQLDBTableGenerator.java
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58 lines (53 loc) · 2.08 KB
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package sqlancer.hsqldb.gen;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nullable;
import sqlancer.Randomly;
import sqlancer.common.query.ExpectedErrors;
import sqlancer.common.query.SQLQueryAdapter;
import sqlancer.hsqldb.HSQLDBProvider;
import sqlancer.hsqldb.HSQLDBSchema;
public class HSQLDBTableGenerator {
public SQLQueryAdapter getQuery(HSQLDBProvider.HSQLDBGlobalState globalState, @Nullable String tableName) {
ExpectedErrors errors = new ExpectedErrors();
StringBuilder sb = new StringBuilder();
String name = tableName;
if (tableName == null) {
name = globalState.getSchema().getFreeTableName();
}
sb.append("CREATE TABLE ");
if (Randomly.getBoolean()) {
sb.append("IF NOT EXISTS ");
}
sb.append(name);
sb.append("(");
List<HSQLDBSchema.HSQLDBColumn> columns = getNewColumns();
for (int i = 0; i < columns.size(); i++) {
if (i != 0) {
sb.append(", ");
}
sb.append(columns.get(i).getName());
sb.append(" ");
sb.append(columns.get(i).getType().getType().name());
if (columns.get(i).getType().getSize() > 0) {
// Cannot specify size for non composite data types
sb.append("(");
sb.append(columns.get(i).getType().getSize());
sb.append(")");
}
}
sb.append(")");
sb.append(";");
return new SQLQueryAdapter(sb.toString(), errors, true);
}
private static List<HSQLDBSchema.HSQLDBColumn> getNewColumns() {
List<HSQLDBSchema.HSQLDBColumn> columns = new ArrayList<>();
for (int i = 0; i < Randomly.smallNumber() + 1; i++) {
String columnName = String.format("c%d", i);
HSQLDBSchema.HSQLDBCompositeDataType columnType = HSQLDBSchema.HSQLDBCompositeDataType
.getRandomWithoutNull();
columns.add(new HSQLDBSchema.HSQLDBColumn(columnName, null, columnType));
}
return columns;
}
}