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LibSQL Tests: Add tests for SELECT ... WHERE ...

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Jan de Visser 2021-10-23 10:47:12 -04:00 committed by Andreas Kling
parent 9022cf99ff
commit 7496f17620
1 changed files with 65 additions and 2 deletions
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67
Tests/LibSQL/TestSqlStatementExecution.cpp
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@ -23,11 +23,12 @@ RefPtr<SQL::SQLResult> execute(NonnullRefPtr<SQL::Database> database, String con
auto parser = SQL::AST::Parser(SQL::AST::Lexer(sql));
auto statement = parser.next_statement();
EXPECT(!parser.has_errors());
if (parser.has_errors()) {
if (parser.has_errors())
outln("{}", parser.errors()[0].to_string());
}
SQL::AST::ExecutionContext context { database };
auto result = statement->execute(context);
if (result->error().code != SQL::SQLErrorCode::NoError)
outln("{}", result->error().to_string());
return result;
}
@ -147,4 +148,66 @@ TEST_CASE(select_from_table)
EXPECT_EQ(result->results().size(), 5u);
}
TEST_CASE(select_with_column_names)
{
ScopeGuard guard([]() { unlink(db_name); });
auto database = SQL::Database::construct(db_name);
create_table(database);
auto result = execute(database, "INSERT INTO TestSchema.TestTable ( TextColumn, IntColumn ) VALUES ( 'Test_1', 42 ), ( 'Test_2', 43 );");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->inserted() == 2);
result = execute(database, "INSERT INTO TestSchema.TestTable ( TextColumn, IntColumn ) VALUES ( 'Test_3', 44 ), ( 'Test_4', 45 );");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->inserted() == 2);
result = execute(database, "INSERT INTO TestSchema.TestTable ( TextColumn, IntColumn ) VALUES ( 'Test_5', 46 );");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->inserted() == 1);
result = execute(database, "SELECT TextColumn FROM TestSchema.TestTable;");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->has_results());
EXPECT_EQ(result->results().size(), 5u);
EXPECT_EQ(result->results()[0].size(), 1u);
}
TEST_CASE(select_with_nonexisting_column_name)
{
ScopeGuard guard([]() { unlink(db_name); });
auto database = SQL::Database::construct(db_name);
create_table(database);
auto result = execute(database,
"INSERT INTO TestSchema.TestTable ( TextColumn, IntColumn ) VALUES "
"( 'Test_1', 42 ), "
"( 'Test_2', 43 ), "
"( 'Test_3', 44 ), "
"( 'Test_4', 45 ), "
"( 'Test_5', 46 );");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->inserted() == 5);
result = execute(database, "SELECT Bogus FROM TestSchema.TestTable;");
EXPECT(result->error().code == SQL::SQLErrorCode::ColumnDoesNotExist);
}
TEST_CASE(select_with_where)
{
ScopeGuard guard([]() { unlink(db_name); });
auto database = SQL::Database::construct(db_name);
create_table(database);
auto result = execute(database,
"INSERT INTO TestSchema.TestTable ( TextColumn, IntColumn ) VALUES "
"( 'Test_1', 42 ), "
"( 'Test_2', 43 ), "
"( 'Test_3', 44 ), "
"( 'Test_4', 45 ), "
"( 'Test_5', 46 );");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->inserted() == 5);
result = execute(database, "SELECT TextColumn, IntColumn FROM TestSchema.TestTable WHERE IntColumn > 44;");
EXPECT(result->error().code == SQL::SQLErrorCode::NoError);
EXPECT(result->has_results());
EXPECT_EQ(result->results().size(), 2u);
for (auto& row : result->results()) {
EXPECT(row[1].to_int().value() > 44);
}
}
}