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math.big: rework function naming and documentation (#18890)

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phoebe
2023-07-20 01:33:07 +02:00
committed by GitHub
parent bd3501affa
commit a49b8f28b1
10 changed files with 178 additions and 116 deletions
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24
vlib/math/big/big_test.v
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@@ -389,7 +389,7 @@ const factorial_test_data = [
]
// vfmt on
// for lshift and rshift
// for left_shift and right_shift
struct ShiftTest {
base TestInteger
amount u32
@@ -397,7 +397,7 @@ struct ShiftTest {
}
// vfmt off
const lshift_test_data = [
const left_shift_test_data = [
ShiftTest{ 45, 2, 45 * 4 },
ShiftTest{ 45, 3, 45 * 8 },
ShiftTest{ 45, 4, 45 * 16 },
@@ -406,7 +406,7 @@ const lshift_test_data = [
ShiftTest{ [u8(1), 1, 1], 56, [u8(1), 1, 1, 0, 0, 0, 0, 0, 0, 0] },
]
const rshift_test_data = [
const right_shift_test_data = [
ShiftTest{ 45, 3, 5 },
ShiftTest{ 0x13374956, 16, 0x1337 },
ShiftTest{ [u8(1), 1, 1, 0, 0, 0, 0, 0, 0, 0], 56, [u8(1), 1, 1] },
@@ -435,7 +435,7 @@ const bit_len_test_data = [
BitLenTest{ big.zero_int, 0 },
BitLenTest{ big.one_int, 1 },
BitLenTest{ u32(0xffffffff), 32 },
BitLenTest{ big.one_int.lshift(1239), 1240 },
BitLenTest{ big.one_int.left_shift(1239), 1240 },
BitLenTest{ '4338476092346017364013796407961305761039463198075691378460917856', 212 },
]
// vfmt on
@@ -639,15 +639,15 @@ fn test_inc_and_dec() {
assert b == c
}
fn test_lshift() {
for t in lshift_test_data {
assert t.base.parse().lshift(t.amount) == t.expected.parse()
fn test_left_shift() {
for t in left_shift_test_data {
assert t.base.parse().left_shift(t.amount) == t.expected.parse()
}
}
fn test_rshift() {
for t in rshift_test_data {
assert t.base.parse().rshift(t.amount) == t.expected.parse()
fn test_right_shift() {
for t in right_shift_test_data {
assert t.base.parse().right_shift(t.amount) == t.expected.parse()
}
}
@@ -693,7 +693,7 @@ fn test_isqrt() {
}
fn test_bitwise_ops() {
a := big.integer_from_int(1).lshift(512)
a := big.integer_from_int(1).left_shift(512)
b := a - big.one_int
assert a.bitwise_and(b) == big.zero_int
assert b.bitwise_xor(b) == big.zero_int
@@ -732,7 +732,7 @@ fn test_set_bit() {
a.set_bit(3, true)
assert a.int() == 40
a.set_bit(50, true)
assert a == big.one_int.lshift(50) + big.integer_from_int(40)
assert a == big.one_int.left_shift(50) + big.integer_from_int(40)
b := a
a.set_bit(100, false)
assert a == b