HyriseSQLParser/test/sql_tests.cpp

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/*
* sql_tests.cpp
*/
#include "thirdparty/microtest/microtest.h"
#include "SQLParser.h"
#include "util/sqlhelper.h"
#include "sql_asserts.h"
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using namespace hsql;
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TEST(DeleteStatementTest) {
SQLParserResult result;
SQLParser::parseSQLString("DELETE FROM students WHERE grade > 2.0;", &result);
ASSERT(result.isValid());
ASSERT_EQ(result.size(), 1);
ASSERT(result.getStatement(0)->type() == kStmtDelete);
const DeleteStatement* stmt = (const DeleteStatement*) result.getStatement(0);
ASSERT_STREQ(stmt->tableName, "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);
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}
TEST(CreateStatementTest) {
SQLParserResult result;
SQLParser::parseSQLString("CREATE TABLE students (name TEXT, student_number INT, city INTEGER, grade DOUBLE)", &result);
ASSERT(result.isValid());
ASSERT_EQ(result.size(), 1);
ASSERT_EQ(result.getStatement(0)->type(), kStmtCreate);
const CreateStatement* stmt = (const CreateStatement*) result.getStatement(0);
ASSERT_EQ(stmt->type, CreateStatement::kTable);
ASSERT_STREQ(stmt->tableName, "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);
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}
TEST(UpdateStatementTest) {
SQLParserResult result;
SQLParser::parseSQLString("UPDATE students SET grade = 5.0, name = 'test' WHERE name = 'Max Mustermann';", &result);
ASSERT(result.isValid());
ASSERT_EQ(result.size(), 1);
ASSERT_EQ(result.getStatement(0)->type(), kStmtUpdate);
const UpdateStatement* stmt = (const 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");
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}
TEST(InsertStatementTest) {
TEST_PARSE_SINGLE_SQL(
"INSERT INTO students VALUES ('Max Mustermann', 12345, 'Musterhausen', 2.0)",
kStmtInsert,
InsertStatement,
result,
stmt);
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ASSERT_EQ(stmt->values->size(), 4);
// TODO
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}
TEST(DropTableStatementTest) {
TEST_PARSE_SINGLE_SQL(
"DROP TABLE students",
kStmtDrop,
DropStatement,
result,
stmt);
ASSERT_EQ(stmt->type, DropStatement::kTable);
ASSERT_NOTNULL(stmt->name);
ASSERT_STREQ(stmt->name, "students");
}
TEST(ReleaseStatementTest) {
TEST_PARSE_SINGLE_SQL(
"SELECT * FROM students;",
kStmtSelect,
SelectStatement,
result,
stmt);
ASSERT_EQ(1, result.size());
ASSERT_NULL(stmt->whereClause);
std::vector<SQLStatement*> statements = result.releaseStatements();
ASSERT_EQ(0, result.size());
for (SQLStatement* stmt : statements) {
delete stmt;
}
}
TEST_MAIN();