HyriseSQLParser/test/sql_tests.cpp

145 lines
4.8 KiB
C++

/*
* sql_tests.cpp
*/
#include "lib/test.h"
#include "lib/helper.h"
#include "SQLParser.h"
#include "sqlhelper.h"
using namespace hsql;
TEST(DeleteStatementTest) {
SQLParserResult* result = SQLParser::parseSQLString("DELETE FROM students WHERE grade > 2.0;");
ASSERT(result->isValid);
ASSERT_EQ(result->size(), 1);
ASSERT(result->getStatement(0)->type() == kStmtDelete);
DeleteStatement* stmt = (DeleteStatement*) result->getStatement(0);
ASSERT_STREQ(stmt->table_name, "students");
ASSERT_NOTNULL(stmt->expr);
ASSERT(stmt->expr->isType(kExprOperator));
ASSERT_STREQ(stmt->expr->expr->name, "grade");
ASSERT_EQ(stmt->expr->expr2->fval, 2.0);
}
TEST(CreateStatementTest) {
SQLParserResult* result = SQLParser::parseSQLString("CREATE TABLE students (name TEXT, student_number INT, city INTEGER, grade DOUBLE)");
ASSERT(result->isValid);
ASSERT_EQ(result->size(), 1);
ASSERT_EQ(result->getStatement(0)->type(), kStmtCreate);
CreateStatement* stmt = (CreateStatement*) result->getStatement(0);
ASSERT_EQ(stmt->type, CreateStatement::kTable);
ASSERT_STREQ(stmt->table_name, "students");
ASSERT_NOTNULL(stmt->columns);
ASSERT_EQ(stmt->columns->size(), 4);
ASSERT_STREQ(stmt->columns->at(0)->name, "name");
ASSERT_STREQ(stmt->columns->at(1)->name, "student_number");
ASSERT_STREQ(stmt->columns->at(2)->name, "city");
ASSERT_STREQ(stmt->columns->at(3)->name, "grade");
ASSERT_EQ(stmt->columns->at(0)->type, ColumnDefinition::TEXT);
ASSERT_EQ(stmt->columns->at(1)->type, ColumnDefinition::INT);
ASSERT_EQ(stmt->columns->at(2)->type, ColumnDefinition::INT);
ASSERT_EQ(stmt->columns->at(3)->type, ColumnDefinition::DOUBLE);
}
TEST(UpdateStatementTest) {
SQLParserResult* result = SQLParser::parseSQLString("UPDATE students SET grade = 5.0, name = 'test' WHERE name = 'Max Mustermann';");
ASSERT(result->isValid);
ASSERT_EQ(result->size(), 1);
ASSERT_EQ(result->getStatement(0)->type(), kStmtUpdate);
UpdateStatement* stmt = (UpdateStatement*) result->getStatement(0);
ASSERT_NOTNULL(stmt->table);
ASSERT_STREQ(stmt->table->name, "students");
ASSERT_NOTNULL(stmt->updates);
ASSERT_EQ(stmt->updates->size(), 2);
ASSERT_STREQ(stmt->updates->at(0)->column, "grade");
ASSERT_STREQ(stmt->updates->at(1)->column, "name");
ASSERT(stmt->updates->at(0)->value->isType(kExprLiteralFloat));
ASSERT(stmt->updates->at(1)->value->isType(kExprLiteralString));
ASSERT_EQ(stmt->updates->at(0)->value->fval, 5.0);
ASSERT_STREQ(stmt->updates->at(1)->value->name, "test");
ASSERT_NOTNULL(stmt->where);
ASSERT(stmt->where->isType(kExprOperator));
ASSERT(stmt->where->isSimpleOp('='));
ASSERT_STREQ(stmt->where->expr->name, "name");
ASSERT_STREQ(stmt->where->expr2->name, "Max Mustermann");
}
TEST(InsertStatementTest) {
TEST_PARSE_SINGLE_SQL("INSERT INTO students VALUES ('Max Mustermann', 12345, 'Musterhausen', 2.0)", kStmtInsert, InsertStatement, stmt);
ASSERT_EQ(stmt->values->size(), 4);
// TODO
}
TEST(DropTableStatementTest) {
TEST_PARSE_SINGLE_SQL("DROP TABLE students", kStmtDrop, DropStatement, stmt);
ASSERT_EQ(stmt->type, DropStatement::kTable);
ASSERT_NOTNULL(stmt->name);
ASSERT_STREQ(stmt->name, "students");
}
TEST(PrepareStatementTest) {
std::string query = "PREPARE test {"
"INSERT INTO test VALUES(?);"
"SELECT ?, test FROM test WHERE c1 = ?;"
"};"
"PREPARE stmt: SELECT * FROM data WHERE c1 = ?;"
"DEALLOCATE PREPARE stmt;";
TEST_PARSE_SQL_QUERY(query, result, 3);
TEST_CAST_STMT(result, 0, kStmtPrepare, PrepareStatement, prep1);
TEST_CAST_STMT(result, 1, kStmtPrepare, PrepareStatement, prep2);
TEST_CAST_STMT(result, 2, kStmtDrop, DropStatement, drop);
// Prepare Statement #1
ASSERT_STREQ(prep1->name, "test");
ASSERT_EQ(prep1->placeholders.size(), 3);
ASSERT_EQ(prep1->query->size(), 2);
TEST_CAST_STMT(prep1->query, 0, kStmtInsert, InsertStatement, insert);
TEST_CAST_STMT(prep1->query, 1, kStmtSelect, SelectStatement, select);
ASSERT(insert->values->at(0)->isType(kExprPlaceholder));
ASSERT(select->select_list->at(0)->isType(kExprPlaceholder));
ASSERT(select->where_clause->expr2->isType(kExprPlaceholder));
// Check IDs of placeholders
ASSERT_EQ(insert->values->at(0)->ival, 0);
ASSERT_EQ(insert->values->at(0), prep1->placeholders[0]);
ASSERT_EQ(select->select_list->at(0)->ival, 1);
ASSERT_EQ(select->select_list->at(0), prep1->placeholders[1]);
ASSERT_EQ(select->where_clause->expr2->ival, 2);
ASSERT_EQ(select->where_clause->expr2, prep1->placeholders[2]);
// Prepare Statement #2
ASSERT_STREQ(prep2->name, "stmt");
ASSERT_EQ(prep2->placeholders.size(), 1);
// Deallocate Statement
ASSERT_EQ(drop->type, DropStatement::kPreparedStatement);
ASSERT_STREQ(drop->name, "stmt");
}
TEST(ExecuteStatementTest) {
TEST_PARSE_SINGLE_SQL("EXECUTE test(1, 2);", kStmtExecute, ExecuteStatement, stmt);
ASSERT_STREQ(stmt->name, "test");
ASSERT_EQ(stmt->parameters->size(), 2);
}