113 lines
4.4 KiB
Zig
113 lines
4.4 KiB
Zig
const std = @import("std");
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const UUID = @import("uuid.zig").UUID;
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const DateTime = @import("date.zig").DateTime;
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pub fn parseInt(value_str: []const u8) i32 {
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return std.fmt.parseInt(i32, value_str, 10) catch return 0;
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}
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pub fn parseFloat(value_str: []const u8) f64 {
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return std.fmt.parseFloat(f64, value_str) catch return 0;
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}
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pub fn parseBool(value_str: []const u8) bool {
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return (value_str[0] != '0');
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}
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pub fn parseDate(value_str: []const u8) DateTime {
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if (std.mem.eql(u8, value_str, "NOW")) return DateTime.now();
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const year: u16 = std.fmt.parseInt(u16, value_str[0..4], 10) catch 0;
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const month: u8 = std.fmt.parseInt(u8, value_str[5..7], 10) catch 0;
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const day: u8 = std.fmt.parseInt(u8, value_str[8..10], 10) catch 0;
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return DateTime.init(year, month - 1, day - 1, 0, 0, 0, 0);
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}
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pub fn parseTime(value_str: []const u8) DateTime {
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if (std.mem.eql(u8, value_str, "NOW")) return DateTime.now();
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const hours: u8 = std.fmt.parseInt(u8, value_str[0..2], 10) catch 0;
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const minutes: u8 = std.fmt.parseInt(u8, value_str[3..5], 10) catch 0;
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const seconds: u8 = if (value_str.len > 6) std.fmt.parseInt(u8, value_str[6..8], 10) catch 0 else 0;
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const milliseconds: u16 = if (value_str.len > 9) std.fmt.parseInt(u16, value_str[9..13], 10) catch 0 else 0;
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return DateTime.init(0, 0, 0, hours, minutes, seconds, milliseconds);
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}
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pub fn parseDatetime(value_str: []const u8) DateTime {
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if (std.mem.eql(u8, value_str, "NOW")) return DateTime.now();
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const year: u16 = std.fmt.parseInt(u16, value_str[0..4], 10) catch 0;
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const month: u8 = std.fmt.parseInt(u8, value_str[5..7], 10) catch 0;
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const day: u8 = std.fmt.parseInt(u8, value_str[8..10], 10) catch 0;
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const hours: u8 = std.fmt.parseInt(u8, value_str[11..13], 10) catch 0;
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const minutes: u8 = std.fmt.parseInt(u8, value_str[14..16], 10) catch 0;
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const seconds: u8 = if (value_str.len > 17) std.fmt.parseInt(u8, value_str[17..19], 10) catch 0 else 0;
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const milliseconds: u16 = if (value_str.len > 20) std.fmt.parseInt(u16, value_str[20..24], 10) catch 0 else 0;
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return DateTime.init(year, month - 1, day - 1, hours, minutes, seconds, milliseconds);
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}
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test "Value parsing: Int" {
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const values: [3][]const u8 = .{ "1", "42", "Hello" };
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const expected_values: [3]i32 = .{ 1, 42, 0 };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseInt(value) == expected_values[i]);
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}
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}
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test "Value parsing: Float" {
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const values: [3][]const u8 = .{ "1.3", "65.991", "Hello" };
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const expected_values: [3]f64 = .{ 1.3, 65.991, 0 };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseFloat(value) == expected_values[i]);
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}
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}
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test "Value parsing: Bool array" {
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const values: [3][]const u8 = .{ "1", "Hello", "0" };
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const expected_values: [3]bool = .{ true, true, false };
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for (values, 0..) |value, i| {
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try std.testing.expect(parseBool(value) == expected_values[i]);
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}
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}
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test "Value parsing: Date" {
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const values: [3][]const u8 = .{ "1920/01/01", "1998/01/21", "2024/12/31" };
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const expected_values: [3]DateTime = .{
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DateTime.init(1920, 0, 0, 0, 0, 0, 0),
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DateTime.init(1998, 0, 20, 0, 0, 0, 0),
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DateTime.init(2024, 11, 30, 0, 0, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareDate(parseDate(value)));
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}
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}
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test "Value parsing: Time" {
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const values: [4][]const u8 = .{ "12:45:00.0000", "18:12:53.7491", "02:30:10", "12:30" };
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const expected_values: [4]DateTime = .{
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DateTime.init(0, 0, 0, 12, 45, 0, 0),
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DateTime.init(0, 0, 0, 18, 12, 53, 7491),
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DateTime.init(0, 0, 0, 2, 30, 10, 0),
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DateTime.init(0, 0, 0, 12, 30, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareTime(parseTime(value)));
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}
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}
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test "Value parsing: Datetime" {
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const values: [4][]const u8 = .{ "1920/01/01-12:45:00.0000", "1920/01/01-18:12:53.7491", "1920/01/01-02:30:10", "1920/01/01-12:30" };
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const expected_values: [4]DateTime = .{
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DateTime.init(1920, 0, 0, 12, 45, 0, 0),
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DateTime.init(1920, 0, 0, 18, 12, 53, 7491),
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DateTime.init(1920, 0, 0, 2, 30, 10, 0),
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DateTime.init(1920, 0, 0, 12, 30, 0, 0),
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};
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for (values, 0..) |value, i| {
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try std.testing.expect(expected_values[i].compareDatetime(parseDatetime(value)));
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}
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}
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