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Add different pagination strategies
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Original file line number | Diff line number | Diff line change |
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@@ -1 +1,5 @@ | ||
from .base import BasePagination | ||
from ._base import ( | ||
OffsetPagination, | ||
PagePagination, | ||
PaginationInterface, | ||
) |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,36 @@ | ||
from abc import ABC, abstractmethod | ||
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from pydantic import BaseModel, Field | ||
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class PaginationInterface(BaseModel, ABC): | ||
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@abstractmethod | ||
def get_limit(self) -> int: | ||
... | ||
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@abstractmethod | ||
def get_offset(self) -> int: | ||
... | ||
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class OffsetPagination(PaginationInterface): | ||
limit: int = Field(100, ge=1) | ||
offset: int = Field(0, ge=0) | ||
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def get_limit(self) -> int: | ||
return self.limit | ||
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def get_offset(self) -> int: | ||
return self.offset | ||
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class PagePagination(PaginationInterface): | ||
page: int = Field(1, ge=1) | ||
per_page: int = Field(100, ge=1) | ||
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def get_limit(self) -> int: | ||
return self.per_page | ||
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def get_offset(self) -> int: | ||
return (self.page - 1) * self.per_page |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,31 @@ | ||
import pytest | ||
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from pydantic_filters.pagination import PaginationInterface, PagePagination, OffsetPagination | ||
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class TestOffsetPagination: | ||
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@pytest.mark.parametrize( | ||
"obj, limit, offset", | ||
[ | ||
(OffsetPagination(limit=1, offset=1), 1, 1), | ||
(OffsetPagination(limit=10, offset=0), 10, 0), | ||
] | ||
) | ||
def test_get_limit_get_offset(self, obj: PaginationInterface, limit: int, offset: int) -> None: | ||
assert obj.get_limit() == limit | ||
assert obj.get_offset() == offset | ||
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class TestPagePagination: | ||
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@pytest.mark.parametrize( | ||
"obj, limit, offset", | ||
[ | ||
(PagePagination(page=1, per_page=10), 10, 0), | ||
(PagePagination(page=12, per_page=34), 34, 374), | ||
] | ||
) | ||
def test_get_limit_get_offset(self, obj: PaginationInterface, limit: int, offset: int) -> None: | ||
assert obj.get_limit() == limit | ||
assert obj.get_offset() == offset |
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