reifydb_core/value/encoded/
i16.rs1use std::ptr;
5
6use reifydb_type::Type;
7
8use crate::value::encoded::{EncodedValues, EncodedValuesLayout};
9
10impl EncodedValuesLayout {
11 pub fn set_i16(&self, row: &mut EncodedValues, index: usize, value: impl Into<i16>) {
12 let field = &self.fields[index];
13 debug_assert!(row.len() >= self.total_static_size());
14 debug_assert_eq!(field.r#type, Type::Int2);
15 row.set_valid(index, true);
16 unsafe { ptr::write_unaligned(row.make_mut().as_mut_ptr().add(field.offset) as *mut i16, value.into()) }
17 }
18
19 pub fn get_i16(&self, row: &EncodedValues, index: usize) -> i16 {
20 let field = &self.fields[index];
21 debug_assert!(row.len() >= self.total_static_size());
22 debug_assert_eq!(field.r#type, Type::Int2);
23 unsafe { (row.as_ptr().add(field.offset) as *const i16).read_unaligned() }
24 }
25
26 pub fn try_get_i16(&self, row: &EncodedValues, index: usize) -> Option<i16> {
27 if row.is_defined(index) {
28 Some(self.get_i16(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_i16() {
43 let layout = EncodedValuesLayout::new(&[Type::Int2]);
44 let mut row = layout.allocate();
45 layout.set_i16(&mut row, 0, -1234i16);
46 assert_eq!(layout.get_i16(&row, 0), -1234i16);
47 }
48
49 #[test]
50 fn test_try_get_i16() {
51 let layout = EncodedValuesLayout::new(&[Type::Int2]);
52 let mut row = layout.allocate();
53
54 assert_eq!(layout.try_get_i16(&row, 0), None);
55
56 layout.set_i16(&mut row, 0, -1234i16);
57 assert_eq!(layout.try_get_i16(&row, 0), Some(-1234i16));
58 }
59
60 #[test]
61 fn test_extremes() {
62 let layout = EncodedValuesLayout::new(&[Type::Int2]);
63 let mut row = layout.allocate();
64
65 layout.set_i16(&mut row, 0, i16::MAX);
66 assert_eq!(layout.get_i16(&row, 0), i16::MAX);
67
68 let mut row2 = layout.allocate();
69 layout.set_i16(&mut row2, 0, i16::MIN);
70 assert_eq!(layout.get_i16(&row2, 0), i16::MIN);
71
72 let mut row3 = layout.allocate();
73 layout.set_i16(&mut row3, 0, 0i16);
74 assert_eq!(layout.get_i16(&row3, 0), 0i16);
75 }
76
77 #[test]
78 fn test_various_values() {
79 let layout = EncodedValuesLayout::new(&[Type::Int2]);
80
81 let test_values = [-32768i16, -10000i16, -1i16, 0i16, 1i16, 10000i16, 32767i16];
82
83 for value in test_values {
84 let mut row = layout.allocate();
85 layout.set_i16(&mut row, 0, value);
86 assert_eq!(layout.get_i16(&row, 0), value);
87 }
88 }
89
90 #[test]
91 fn test_mixed_with_other_types() {
92 let layout = EncodedValuesLayout::new(&[Type::Int2, Type::Int1, Type::Int2]);
93 let mut row = layout.allocate();
94
95 layout.set_i16(&mut row, 0, -30000i16);
96 layout.set_i8(&mut row, 1, 100i8);
97 layout.set_i16(&mut row, 2, 25000i16);
98
99 assert_eq!(layout.get_i16(&row, 0), -30000i16);
100 assert_eq!(layout.get_i8(&row, 1), 100i8);
101 assert_eq!(layout.get_i16(&row, 2), 25000i16);
102 }
103
104 #[test]
105 fn test_undefined_handling() {
106 let layout = EncodedValuesLayout::new(&[Type::Int2, Type::Int2]);
107 let mut row = layout.allocate();
108
109 layout.set_i16(&mut row, 0, 1234i16);
110
111 assert_eq!(layout.try_get_i16(&row, 0), Some(1234));
112 assert_eq!(layout.try_get_i16(&row, 1), None);
113
114 layout.set_undefined(&mut row, 0);
115 assert_eq!(layout.try_get_i16(&row, 0), None);
116 }
117}