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Add version 1 UUID generation

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This commit is contained in:
Feoramund
2024-06-21 17:55:27 -04:00
parent 4cfbd83b10
commit 525bfca4ef
4 changed files with 133 additions and 0 deletions
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tests/core/encoding/uuid/test_core_uuid.odin
+31
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@@ -7,11 +7,14 @@ import "core:time"
@(test)
test_version_and_variant :: proc(t: ^testing.T) {
v1 := uuid.generate_v1(0)
v3 := uuid.generate_v3(uuid.Namespace_DNS, "")
v4 := uuid.generate_v4()
v5 := uuid.generate_v5(uuid.Namespace_DNS, "")
v7 := uuid.generate_v7()
testing.expect_value(t, uuid.version(v1), 1)
testing.expect_value(t, uuid.variant(v1), uuid.Variant_Type.RFC_4122)
testing.expect_value(t, uuid.version(v3), 3)
testing.expect_value(t, uuid.variant(v3), uuid.Variant_Type.RFC_4122)
testing.expect_value(t, uuid.version(v4), 4)
@@ -53,6 +56,34 @@ test_namespaced_uuids :: proc(t: ^testing.T) {
}
}
@(test)
test_v1 :: proc(t: ^testing.T) {
CLOCK :: 0x3A1A
v1_a := uuid.generate_v1(CLOCK)
time.sleep(10 * time.Millisecond)
v1_b := uuid.generate_v1(CLOCK)
time.sleep(10 * time.Millisecond)
v1_c := uuid.generate_v1(CLOCK)
testing.expect_value(t, uuid.clock_seq(v1_a), CLOCK)
time_bits_a := uuid.time_v1(v1_a)
time_bits_b := uuid.time_v1(v1_b)
time_bits_c := uuid.time_v1(v1_c)
time_a := time.Time { _nsec = cast(i64)((time_bits_a - uuid.HNS_INTERVALS_BETWEEN_GREG_AND_UNIX) * 100) }
time_b := time.Time { _nsec = cast(i64)((time_bits_b - uuid.HNS_INTERVALS_BETWEEN_GREG_AND_UNIX) * 100) }
time_c := time.Time { _nsec = cast(i64)((time_bits_c - uuid.HNS_INTERVALS_BETWEEN_GREG_AND_UNIX) * 100) }
log.debugf("A: %02x, %i, %v", v1_a, time_bits_a, time_a)
log.debugf("B: %02x, %i, %v", v1_b, time_bits_b, time_b)
log.debugf("C: %02x, %i, %v", v1_c, time_bits_c, time_c)
testing.expect(t, time_bits_b > time_bits_a, "The time bits on the later-generated v1 UUID are lesser than the earlier UUID.")
testing.expect(t, time_bits_c > time_bits_b, "The time bits on the later-generated v1 UUID are lesser than the earlier UUID.")
testing.expect(t, time_bits_c > time_bits_a, "The time bits on the later-generated v1 UUID are lesser than the earlier UUID.")
}
@(test)
test_v7 :: proc(t: ^testing.T) {
v7_a := uuid.generate_v7()