PNG  IHDR pHYs   OiCCPPhotoshop ICC profilexڝSgTS=BKKoR RB&*! J!QEEȠQ, !{kּ> H3Q5 B.@ $pd!s#~<<+"x M0B\t8K@zB@F&S`cbP-`'{[! eDh;VEX0fK9-0IWfH  0Q){`##xFW<+*x<$9E[-qWW.(I+6aa@.y24x6_-"bbϫp@t~,/;m%h^ uf@Wp~<5j>{-]cK'Xto(hw?G%fIq^D$.Tʳ?D*A, `6B$BB dr`)B(Ͱ*`/@4Qhp.U=pa( Aa!ڈbX#!H$ ɈQ"K5H1RT UH=r9\F;2G1Q= C7F dt1r=6Ыhڏ>C03l0.B8, c˱" VcϱwE 6wB aAHXLXNH $4 7 Q'"K&b21XH,#/{C7$C2'ITFnR#,4H#dk9, +ȅ3![ b@qS(RjJ4e2AURݨT5ZBRQ4u9̓IKhhitݕNWGw Ljg(gwLӋT071oUX**| J&*/Tު UUT^S}FU3S ԖUPSSg;goT?~YYLOCQ_ cx,!k u5&|v*=9C3J3WRf?qtN (~))4L1e\kXHQG6EYAJ'\'GgSSݧ M=:.kDwn^Loy}/TmG X $ <5qo</QC]@Caaᄑ.ȽJtq]zۯ6iܟ4)Y3sCQ? 0k߬~OCOg#/c/Wװwa>>r><72Y_7ȷOo_C#dz%gA[z|!?:eAAA!h쐭!ΑiP~aa~ 'W?pX15wCsDDDޛg1O9-J5*>.j<74?.fYXXIlK9.*6nl {/]py.,:@LN8A*%w% yg"/6шC\*NH*Mz쑼5y$3,幄'L Lݛ:v m2=:1qB!Mggfvˬen/kY- BTZ(*geWf͉9+̳ې7ᒶKW-X潬j9(xoʿܔĹdff-[n ڴ VE/(ۻCɾUUMfeI?m]Nmq#׹=TR+Gw- 6 U#pDy  :v{vg/jBFS[b[O>zG499?rCd&ˮ/~јѡ򗓿m|x31^VwwO| (hSЧc3- cHRMz%u0`:o_F@8N ' p @8N@8}' p '#@8N@8N pQ9p!i~}|6-ӪG` VP.@*j>[ K^<֐Z]@8N'KQ<Q(`s" 'hgpKB`R@Dqj '  'P$a ( `D$Na L?u80e J,K˷NI'0eݷ(NI'؀ 2ipIIKp`:O'`ʤxB8Ѥx Ѥx $ $P6 :vRNb 'p,>NB 'P]-->P T+*^h& p '‰a ‰ (ĵt#u33;Nt̵'ޯ; [3W ~]0KH1q@8]O2]3*̧7# *p>us p _6]/}-4|t'|Smx= DoʾM×M_8!)6lq':l7!|4} '\ne t!=hnLn (~Dn\+‰_4k)0e@OhZ`F `.m1} 'vp{F`ON7Srx 'D˸nV`><;yMx!IS钦OM)Ե٥x 'DSD6bS8!" ODz#R >S8!7ّxEh0m$MIPHi$IvS8IN$I p$O8I,sk&I)$IN$Hi$I^Ah.p$MIN$IR8I·N "IF9Ah0m$MIN$IR8IN$I 3jIU;kO$ɳN$+ q.x* tEXtComment

Viewing File: /opt/cloudlinux/venv/lib/python3.11/site-packages/smmap/test/test_util.py

from .lib import TestBase, FileCreator

from smmap.util import (
    MapWindow,
    MapRegion,
    MapRegionList,
    ALLOCATIONGRANULARITY,
    is_64_bit,
    align_to_mmap
)

import os
import sys


class TestMMan(TestBase):

    def test_window(self):
        wl = MapWindow(0, 1)        # left
        wc = MapWindow(1, 1)        # center
        wc2 = MapWindow(10, 5)      # another center
        wr = MapWindow(8000, 50)    # right

        assert wl.ofs_end() == 1
        assert wc.ofs_end() == 2
        assert wr.ofs_end() == 8050

        # extension does nothing if already in place
        maxsize = 100
        wc.extend_left_to(wl, maxsize)
        assert wc.ofs == 1 and wc.size == 1
        wl.extend_right_to(wc, maxsize)
        wl.extend_right_to(wc, maxsize)
        assert wl.ofs == 0 and wl.size == 1

        # an actual left extension
        pofs_end = wc2.ofs_end()
        wc2.extend_left_to(wc, maxsize)
        assert wc2.ofs == wc.ofs_end() and pofs_end == wc2.ofs_end()

        # respects maxsize
        wc.extend_right_to(wr, maxsize)
        assert wc.ofs == 1 and wc.size == maxsize
        wc.extend_right_to(wr, maxsize)
        assert wc.ofs == 1 and wc.size == maxsize

        # without maxsize
        wc.extend_right_to(wr, sys.maxsize)
        assert wc.ofs_end() == wr.ofs and wc.ofs == 1

        # extend left
        wr.extend_left_to(wc2, maxsize)
        wr.extend_left_to(wc2, maxsize)
        assert wr.size == maxsize

        wr.extend_left_to(wc2, sys.maxsize)
        assert wr.ofs == wc2.ofs_end()

        wc.align()
        assert wc.ofs == 0 and wc.size == align_to_mmap(wc.size, True)

    def test_region(self):
        with FileCreator(self.k_window_test_size, "window_test") as fc:
            half_size = fc.size // 2
            rofs = align_to_mmap(4200, False)
            rfull = MapRegion(fc.path, 0, fc.size)
            rhalfofs = MapRegion(fc.path, rofs, fc.size)
            rhalfsize = MapRegion(fc.path, 0, half_size)

            # offsets
            assert rfull.ofs_begin() == 0 and rfull.size() == fc.size
            assert rfull.ofs_end() == fc.size   # if this method works, it works always

            assert rhalfofs.ofs_begin() == rofs and rhalfofs.size() == fc.size - rofs
            assert rhalfsize.ofs_begin() == 0 and rhalfsize.size() == half_size

            assert rfull.includes_ofs(0) and rfull.includes_ofs(fc.size - 1) and rfull.includes_ofs(half_size)
            assert not rfull.includes_ofs(-1) and not rfull.includes_ofs(sys.maxsize)

        # auto-refcount
        assert rfull.client_count() == 1
        rfull2 = rfull
        assert rfull.client_count() == 1, "no auto-counting"

        # window constructor
        w = MapWindow.from_region(rfull)
        assert w.ofs == rfull.ofs_begin() and w.ofs_end() == rfull.ofs_end()

    def test_region_list(self):
        with FileCreator(100, "sample_file") as fc:
            fd = os.open(fc.path, os.O_RDONLY)
            try:
                for item in (fc.path, fd):
                    ml = MapRegionList(item)

                    assert len(ml) == 0
                    assert ml.path_or_fd() == item
                    assert ml.file_size() == fc.size
            finally:
                os.close(fd)

    def test_util(self):
        assert isinstance(is_64_bit(), bool)    # just call it
        assert align_to_mmap(1, False) == 0
        assert align_to_mmap(1, True) == ALLOCATIONGRANULARITY
Back to Directory=ceiIENDB`