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be7c937 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | #include <gtest/gtest.h>
#include "wayy_db/table.hpp"
#include <filesystem>
#include <cstring>
using namespace wayy_db;
namespace fs = std::filesystem;
class TableTest : public ::testing::Test {
protected:
void SetUp() override {
test_dir_ = "/tmp/wayy_test_" + std::to_string(getpid());
fs::create_directories(test_dir_);
}
void TearDown() override {
fs::remove_all(test_dir_);
}
std::string test_dir_;
};
TEST_F(TableTest, EmptyTable) {
Table table("test");
EXPECT_EQ(table.name(), "test");
EXPECT_EQ(table.num_rows(), 0);
EXPECT_EQ(table.num_columns(), 0);
EXPECT_FALSE(table.is_sorted());
}
TEST_F(TableTest, AddColumn) {
Table table("test");
std::vector<double> prices = {100.0, 101.0, 102.0};
table.add_column("price", DType::Float64, prices.data(), prices.size());
EXPECT_EQ(table.num_rows(), 3);
EXPECT_EQ(table.num_columns(), 1);
EXPECT_TRUE(table.has_column("price"));
EXPECT_FALSE(table.has_column("nonexistent"));
}
TEST_F(TableTest, MultipleColumns) {
Table table("trades");
std::vector<int64_t> timestamps = {1000, 2000, 3000};
std::vector<double> prices = {100.0, 101.0, 102.0};
std::vector<int64_t> sizes = {10, 20, 30};
table.add_column("timestamp", DType::Timestamp, timestamps.data(), timestamps.size());
table.add_column("price", DType::Float64, prices.data(), prices.size());
table.add_column("size", DType::Int64, sizes.data(), sizes.size());
EXPECT_EQ(table.num_columns(), 3);
EXPECT_EQ(table.num_rows(), 3);
auto names = table.column_names();
EXPECT_EQ(names.size(), 3);
}
TEST_F(TableTest, ColumnSizeMismatch) {
Table table("test");
std::vector<double> col1 = {1.0, 2.0, 3.0};
std::vector<double> col2 = {1.0, 2.0}; // Different size
table.add_column("col1", DType::Float64, col1.data(), col1.size());
EXPECT_THROW(
table.add_column("col2", DType::Float64, col2.data(), col2.size()),
InvalidOperation
);
}
TEST_F(TableTest, SortedBy) {
Table table("test");
std::vector<int64_t> timestamps = {1000, 2000, 3000};
table.add_column("timestamp", DType::Timestamp, timestamps.data(), timestamps.size());
EXPECT_FALSE(table.is_sorted());
table.set_sorted_by("timestamp");
EXPECT_TRUE(table.is_sorted());
EXPECT_EQ(table.sorted_by(), "timestamp");
}
TEST_F(TableTest, SortedByNonexistent) {
Table table("test");
std::vector<int64_t> data = {1, 2, 3};
table.add_column("col", DType::Int64, data.data(), data.size());
EXPECT_THROW(table.set_sorted_by("nonexistent"), ColumnNotFound);
}
TEST_F(TableTest, SaveAndLoad) {
std::string table_dir = test_dir_ + "/trades";
// Create and save
{
Table table("trades");
std::vector<int64_t> timestamps = {1000, 2000, 3000};
std::vector<double> prices = {100.0, 101.0, 102.0};
table.add_column("timestamp", DType::Timestamp, timestamps.data(), timestamps.size());
table.add_column("price", DType::Float64, prices.data(), prices.size());
table.set_sorted_by("timestamp");
table.save(table_dir);
}
// Load and verify
{
Table loaded = Table::load(table_dir);
EXPECT_EQ(loaded.name(), "trades");
EXPECT_EQ(loaded.num_rows(), 3);
EXPECT_EQ(loaded.num_columns(), 2);
EXPECT_EQ(loaded.sorted_by(), "timestamp");
auto ts = loaded.column("timestamp").as_int64();
EXPECT_EQ(ts[0], 1000);
EXPECT_EQ(ts[2], 3000);
auto prices = loaded.column("price").as_float64();
EXPECT_DOUBLE_EQ(prices[1], 101.0);
}
}
TEST_F(TableTest, Mmap) {
std::string table_dir = test_dir_ + "/mmap_test";
// Create and save
{
Table table("mmap_test");
std::vector<int64_t> data = {10, 20, 30, 40, 50};
table.add_column("values", DType::Int64, data.data(), data.size());
table.save(table_dir);
}
// Memory-map and verify
{
Table mapped = Table::mmap(table_dir);
EXPECT_EQ(mapped.num_rows(), 5);
auto values = mapped.column("values").as_int64();
EXPECT_EQ(values[0], 10);
EXPECT_EQ(values[4], 50);
}
}
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