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/*
* Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <unistd.h>
#include <AK/ScopeGuard.h>
#include <LibSQL/BTree.h>
#include <LibSQL/Database.h>
#include <LibSQL/Heap.h>
#include <LibSQL/Meta.h>
#include <LibSQL/Row.h>
#include <LibSQL/Value.h>
#include <LibTest/TestCase.h>
NonnullRefPtr<SQL::SchemaDef> setup_schema(SQL::Database&);
NonnullRefPtr<SQL::TableDef> setup_table(SQL::Database&);
void insert_into_table(SQL::Database&, int);
void verify_table_contents(SQL::Database&, int);
void insert_and_verify(int);
void commit(SQL::Database&);
NonnullRefPtr<SQL::SchemaDef> setup_schema(SQL::Database& db)
{
auto schema = SQL::SchemaDef::construct("TestSchema");
auto maybe_error = db.add_schema(schema);
EXPECT(!maybe_error.is_error());
return schema;
}
NonnullRefPtr<SQL::TableDef> setup_table(SQL::Database& db)
{
auto schema = setup_schema(db);
auto table = SQL::TableDef::construct(schema, "TestTable");
table->append_column("TextColumn", SQL::SQLType::Text);
table->append_column("IntColumn", SQL::SQLType::Integer);
EXPECT_EQ(table->num_columns(), 2u);
auto maybe_error = db.add_table(table);
EXPECT(!maybe_error.is_error());
return table;
}
void insert_into_table(SQL::Database& db, int count)
{
auto table = MUST(db.get_table("TestSchema", "TestTable"));
for (int ix = 0; ix < count; ix++) {
SQL::Row row(*table);
StringBuilder builder;
builder.appendff("Test{}", ix);
row["TextColumn"] = builder.build();
row["IntColumn"] = ix;
auto maybe_error = db.insert(row);
EXPECT(!maybe_error.is_error());
}
}
void verify_table_contents(SQL::Database& db, int expected_count)
{
auto table = MUST(db.get_table("TestSchema", "TestTable"));
int sum = 0;
int count = 0;
auto rows_or_error = db.select_all(*table);
EXPECT(!rows_or_error.is_error());
for (auto& row : rows_or_error.value()) {
StringBuilder builder;
builder.appendff("Test{}", row["IntColumn"].to_int<i32>().value());
EXPECT_EQ(row["TextColumn"].to_deprecated_string(), builder.build());
count++;
sum += row["IntColumn"].to_int<i32>().value();
}
EXPECT_EQ(count, expected_count);
EXPECT_EQ(sum, (expected_count * (expected_count - 1)) / 2);
}
void commit(SQL::Database& db)
{
auto maybe_error = db.commit();
EXPECT(!maybe_error.is_error());
}
void insert_and_verify(int count)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
(void)setup_table(db);
commit(db);
}
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
insert_into_table(db, count);
commit(db);
}
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
verify_table_contents(db, count);
}
}
TEST_CASE(create_heap)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
auto heap = SQL::Heap::construct("/tmp/test.db");
EXPECT(!heap->open().is_error());
EXPECT_EQ(heap->version(), SQL::Heap::current_version);
}
TEST_CASE(create_from_dev_random)
{
auto heap = SQL::Heap::construct("/dev/random");
auto should_be_error = heap->open();
EXPECT(should_be_error.is_error());
}
TEST_CASE(create_from_unreadable_file)
{
auto heap = SQL::Heap::construct("/etc/shadow");
auto should_be_error = heap->open();
EXPECT(should_be_error.is_error());
}
TEST_CASE(create_in_non_existing_dir)
{
auto heap = SQL::Heap::construct("/tmp/bogus/test.db");
auto should_be_error = heap->open();
EXPECT(should_be_error.is_error());
}
TEST_CASE(create_database)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
auto db = SQL::Database::construct("/tmp/test.db");
auto should_not_be_error = db->open();
EXPECT(!should_not_be_error.is_error());
commit(db);
}
TEST_CASE(add_schema_to_database)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
(void)setup_schema(db);
commit(db);
}
TEST_CASE(get_schema_from_database)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
(void)setup_schema(db);
commit(db);
}
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
auto schema_or_error = db->get_schema("TestSchema");
EXPECT(!schema_or_error.is_error());
}
}
TEST_CASE(add_table_to_database)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
(void)setup_table(db);
commit(db);
}
TEST_CASE(get_table_from_database)
{
ScopeGuard guard([]() { unlink("/tmp/test.db"); });
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
(void)setup_table(db);
commit(db);
}
{
auto db = SQL::Database::construct("/tmp/test.db");
EXPECT(!db->open().is_error());
auto table = MUST(db->get_table("TestSchema", "TestTable"));
EXPECT_EQ(table->name(), "TestTable");
EXPECT_EQ(table->num_columns(), 2u);
}
}
TEST_CASE(insert_one_into_and_select_from_table)
{
insert_and_verify(1);
}
TEST_CASE(insert_two_into_table)
{
insert_and_verify(2);
}
TEST_CASE(insert_10_into_table)
{
insert_and_verify(10);
}
TEST_CASE(insert_100_into_table)
{
insert_and_verify(100);
}
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