reifydb_core/value/encoded/
i64.rs

1// Copyright (c) reifydb.com 2025
2// This file is licensed under the AGPL-3.0-or-later, see license.md file
3
4use std::ptr;
5
6use reifydb_type::Type;
7
8use crate::value::encoded::{EncodedValues, EncodedValuesLayout};
9
10impl EncodedValuesLayout {
11	pub fn set_i64(&self, row: &mut EncodedValues, index: usize, value: impl Into<i64>) {
12		let field = &self.fields[index];
13		debug_assert!(row.len() >= self.total_static_size());
14		debug_assert_eq!(field.r#type, Type::Int8);
15		row.set_valid(index, true);
16		unsafe { ptr::write_unaligned(row.make_mut().as_mut_ptr().add(field.offset) as *mut i64, value.into()) }
17	}
18
19	pub fn get_i64(&self, row: &EncodedValues, index: usize) -> i64 {
20		let field = &self.fields[index];
21		debug_assert!(row.len() >= self.total_static_size());
22		debug_assert_eq!(field.r#type, Type::Int8);
23		unsafe { (row.as_ptr().add(field.offset) as *const i64).read_unaligned() }
24	}
25
26	pub fn try_get_i64(&self, row: &EncodedValues, index: usize) -> Option<i64> {
27		if row.is_defined(index) {
28			Some(self.get_i64(row, index))
29		} else {
30			None
31		}
32	}
33}
34
35#[cfg(test)]
36mod tests {
37	use reifydb_type::Type;
38
39	use crate::value::encoded::EncodedValuesLayout;
40
41	#[test]
42	fn test_set_get_i64() {
43		let layout = EncodedValuesLayout::new(&[Type::Int8]);
44		let mut row = layout.allocate();
45		layout.set_i64(&mut row, 0, -987654321i64);
46		assert_eq!(layout.get_i64(&row, 0), -987654321i64);
47	}
48
49	#[test]
50	fn test_try_get_i64() {
51		let layout = EncodedValuesLayout::new(&[Type::Int8]);
52		let mut row = layout.allocate();
53
54		assert_eq!(layout.try_get_i64(&row, 0), None);
55
56		layout.set_i64(&mut row, 0, -987654321i64);
57		assert_eq!(layout.try_get_i64(&row, 0), Some(-987654321i64));
58	}
59
60	#[test]
61	fn test_extremes() {
62		let layout = EncodedValuesLayout::new(&[Type::Int8]);
63		let mut row = layout.allocate();
64
65		layout.set_i64(&mut row, 0, i64::MAX);
66		assert_eq!(layout.get_i64(&row, 0), i64::MAX);
67
68		let mut row2 = layout.allocate();
69		layout.set_i64(&mut row2, 0, i64::MIN);
70		assert_eq!(layout.get_i64(&row2, 0), i64::MIN);
71
72		let mut row3 = layout.allocate();
73		layout.set_i64(&mut row3, 0, 0i64);
74		assert_eq!(layout.get_i64(&row3, 0), 0i64);
75	}
76
77	#[test]
78	fn test_large_values() {
79		let layout = EncodedValuesLayout::new(&[Type::Int8]);
80
81		let test_values = [
82			-9_223_372_036_854_775_808i64,
83			-1_000_000_000_000_000_000i64,
84			-1i64,
85			0i64,
86			1i64,
87			1_000_000_000_000_000_000i64,
88			9_223_372_036_854_775_807i64,
89		];
90
91		for value in test_values {
92			let mut row = layout.allocate();
93			layout.set_i64(&mut row, 0, value);
94			assert_eq!(layout.get_i64(&row, 0), value);
95		}
96	}
97
98	#[test]
99	fn test_timestamp_values() {
100		let layout = EncodedValuesLayout::new(&[Type::Int8]);
101
102		// Test typical Unix timestamp values
103		let timestamps = [
104			0i64,           // Unix epoch
105			1640995200i64,  // 2022-01-01 00:00:00 SVTC
106			1735689600i64,  // 2025-01-01 00:00:00 SVTC
107			-2147483648i64, // Before Unix epoch
108		];
109
110		for timestamp in timestamps {
111			let mut row = layout.allocate();
112			layout.set_i64(&mut row, 0, timestamp);
113			assert_eq!(layout.get_i64(&row, 0), timestamp);
114		}
115	}
116
117	#[test]
118	fn test_mixed_with_other_types() {
119		let layout = EncodedValuesLayout::new(&[Type::Int8, Type::Float8, Type::Int8]);
120		let mut row = layout.allocate();
121
122		layout.set_i64(&mut row, 0, -9_000_000_000_000_000i64);
123		layout.set_f64(&mut row, 1, 3.14159265359);
124		layout.set_i64(&mut row, 2, 8_000_000_000_000_000i64);
125
126		assert_eq!(layout.get_i64(&row, 0), -9_000_000_000_000_000i64);
127		assert_eq!(layout.get_f64(&row, 1), 3.14159265359);
128		assert_eq!(layout.get_i64(&row, 2), 8_000_000_000_000_000i64);
129	}
130
131	#[test]
132	fn test_undefined_handling() {
133		let layout = EncodedValuesLayout::new(&[Type::Int8, Type::Int8]);
134		let mut row = layout.allocate();
135
136		layout.set_i64(&mut row, 0, 1234567890123456789i64);
137
138		assert_eq!(layout.try_get_i64(&row, 0), Some(1234567890123456789));
139		assert_eq!(layout.try_get_i64(&row, 1), None);
140
141		layout.set_undefined(&mut row, 0);
142		assert_eq!(layout.try_get_i64(&row, 0), None);
143	}
144}
reifydb_core/value/encoded/i64.rs

reifydb_core/value/encoded/
i64.rs
