Files
sglang/test/registered/debug_utils/comparator/test_dims.py

142 lines
4.4 KiB
Python

import sys
import pytest
from sglang.srt.debug_utils.comparator.dims import (
BATCH_DIM_NAME,
SEQ_DIM_NAME,
TOKEN_DIM_NAME,
DimSpec,
Ordering,
ParallelAxis,
Reduction,
find_dim_index,
parse_dim,
parse_dims,
)
from sglang.test.ci.ci_register import register_cpu_ci
register_cpu_ci(est_time=10, suite="default", nightly=True)
class TestParseDim:
def test_plain_name(self) -> None:
assert parse_dim("b") == DimSpec(name="b")
def test_parallel_axis(self) -> None:
assert parse_dim("h(tp)") == DimSpec(name="h", parallel=ParallelAxis.TP)
def test_all_parallel_axes(self) -> None:
assert parse_dim("a(tp)").parallel == ParallelAxis.TP
assert parse_dim("a(cp)").parallel == ParallelAxis.CP
assert parse_dim("a(ep)").parallel == ParallelAxis.EP
assert parse_dim("a(sp)").parallel == ParallelAxis.SP
def test_ordering(self) -> None:
assert parse_dim("s(cp,zigzag)").ordering == Ordering.ZIGZAG
assert parse_dim("s(cp,natural)").ordering == Ordering.NATURAL
def test_reduction(self) -> None:
assert parse_dim("h(tp,partial)").reduction == Reduction.PARTIAL
def test_all_modifiers(self) -> None:
assert parse_dim("s(cp,zigzag,partial)") == DimSpec(
name="s",
parallel=ParallelAxis.CP,
ordering=Ordering.ZIGZAG,
reduction=Reduction.PARTIAL,
)
def test_invalid_token_raises(self) -> None:
with pytest.raises(ValueError, match="Invalid dim token"):
parse_dim("h()")
with pytest.raises(ValueError, match="Invalid dim token"):
parse_dim("h(tp(x))")
def test_unknown_modifier_raises(self) -> None:
with pytest.raises(ValueError, match="Unknown modifier"):
parse_dim("h(xyz)")
with pytest.raises(ValueError, match="Unknown modifier"):
parse_dim("h(tp,foobar)")
def test_multiple_ordering_raises(self) -> None:
with pytest.raises(ValueError, match="Multiple ordering"):
parse_dim("s(cp,zigzag,natural)")
def test_multiple_reduction_raises(self) -> None:
with pytest.raises(ValueError, match="Multiple reduction"):
parse_dim("h(tp,partial,partial)")
class TestParseDims:
def test_multi_dims(self) -> None:
assert parse_dims("b s h d") == [
DimSpec(name="b"),
DimSpec(name="s"),
DimSpec(name="h"),
DimSpec(name="d"),
]
def test_single_dim(self) -> None:
assert parse_dims("t") == [DimSpec(name="t")]
def test_mixed_annotated(self) -> None:
assert parse_dims("b s(cp,zigzag) h(tp) d") == [
DimSpec(name="b"),
DimSpec(name="s", parallel=ParallelAxis.CP, ordering=Ordering.ZIGZAG),
DimSpec(name="h", parallel=ParallelAxis.TP),
DimSpec(name="d"),
]
def test_empty_string_raises(self) -> None:
with pytest.raises(ValueError, match="empty"):
parse_dims("")
def test_whitespace_only_raises(self) -> None:
with pytest.raises(ValueError, match="empty"):
parse_dims(" ")
def test_duplicate_name_raises(self) -> None:
with pytest.raises(ValueError, match="Duplicate"):
parse_dims("h h")
class TestDimConstants:
def test_token_dim_name(self) -> None:
assert TOKEN_DIM_NAME == "t"
def test_batch_dim_name(self) -> None:
assert BATCH_DIM_NAME == "b"
def test_seq_dim_name(self) -> None:
assert SEQ_DIM_NAME == "s"
class TestFindDimIndex:
def test_found(self) -> None:
specs: list[DimSpec] = parse_dims("b s h d")
assert find_dim_index(specs, "s") == 1
def test_not_found(self) -> None:
specs: list[DimSpec] = parse_dims("b s h d")
assert find_dim_index(specs, "t") is None
def test_first_dim(self) -> None:
specs: list[DimSpec] = parse_dims("t h d")
assert find_dim_index(specs, "t") == 0
def test_last_dim(self) -> None:
specs: list[DimSpec] = parse_dims("b s h d")
assert find_dim_index(specs, "d") == 3
def test_with_modifiers(self) -> None:
specs: list[DimSpec] = parse_dims("b s(cp,zigzag) h(tp) d")
assert find_dim_index(specs, "h") == 2
def test_empty_list(self) -> None:
assert find_dim_index([], "t") is None
if __name__ == "__main__":
sys.exit(pytest.main([__file__]))