import zipfile
import xml.etree.ElementTree as ET
import io

def build_test_pptx():
    buf = io.BytesIO()
    with zipfile.ZipFile(buf, 'w', zipfile.ZIP_DEFLATED) as z:
        # [Content_Types].xml
        z.writestr('[Content_Types].xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">
  <Default Extension="rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>
  <Default Extension="xml" ContentType="application/xml"/>
  <Default Extension="jpeg" ContentType="image/jpeg"/>
  <Default Extension="png" ContentType="image/png"/>
  <Override PartName="/ppt/presentation.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml"/>
  <Override PartName="/ppt/slideMasters/slideMaster1.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.slideMaster+xml"/>
  <Override PartName="/ppt/slideLayouts/slideLayout1.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.slideLayout+xml"/>
  <Override PartName="/ppt/theme/theme1.xml" ContentType="application/vnd.openxmlformats-officedocument.theme+xml"/>
  <Override PartName="/ppt/slides/slide1.xml" ContentType="application/vnd.openxmlformats-officedocument.presentationml.slide+xml"/>
</Types>''')

        # _rels/.rels
        z.writestr('_rels/.rels', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="ppt/presentation.xml"/>
</Relationships>''')

        # ppt/presentation.xml
        z.writestr('ppt/presentation.xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:presentation xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:sldMasterIdLst>
    <p:sldMasterId id="2147483648" r:id="rId1"/>
  </p:sldMasterIdLst>
  <p:sldIdLst>
    <p:sldId id="256" r:id="rId3"/>
  </p:sldIdLst>
  <p:sldSz cx="12192000" cy="6858000" type="screen16x9"/>
  <p:notesSz cx="6858000" cy="9144000"/>
</p:presentation>''')

        # ppt/_rels/presentation.xml.rels
        z.writestr('ppt/_rels/presentation.xml.rels', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster" Target="slideMasters/slideMaster1.xml"/>
  <Relationship Id="rId2" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme" Target="theme/theme1.xml"/>
  <Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slide" Target="slides/slide1.xml"/>
</Relationships>''')

        # ppt/slideMasters/slideMaster1.xml
        z.writestr('ppt/slideMasters/slideMaster1.xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sldMaster xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:cSld>
    <p:spTree>
      <p:nvGrpSpPr>
        <p:cNvPr id="1" name=""/>
        <p:cNvGrpSpPr/>
        <p:nvPr/>
      </p:nvGrpSpPr>
      <p:grpSpPr>
        <a:xfrm>
          <a:off x="0" y="0"/>
          <a:ext cx="0" cy="0"/>
          <a:chOff x="0" y="0"/>
          <a:chExt cx="0" cy="0"/>
        </a:xfrm>
      </p:grpSpPr>
    </p:spTree>
  </p:cSld>
  <p:clrMap bg1="lt1" tx1="dk1" bg2="lt2" tx2="dk2" accent1="accent1" accent2="accent2" accent3="accent3" accent4="accent4" accent5="accent5" accent6="accent6" hlink="hlink" folHlink="folHlink"/>
  <p:sldLayoutIdLst>
    <p:sldLayoutId id="2147483649" r:id="rId1"/>
  </p:sldLayoutIdLst>
</p:sldMaster>''')

        # ppt/slideMasters/_rels/slideMaster1.xml.rels
        z.writestr('ppt/slideMasters/_rels/slideMaster1.xml.rels', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout" Target="../slideLayouts/slideLayout1.xml"/>
  <Relationship Id="rId2" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme" Target="../theme/theme1.xml"/>
</Relationships>''')

        # ppt/slideLayouts/slideLayout1.xml
        z.writestr('ppt/slideLayouts/slideLayout1.xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sldLayout xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main" type="blank" preserve="1">
  <p:cSld name="Blank">
    <p:spTree>
      <p:nvGrpSpPr>
        <p:cNvPr id="1" name=""/>
        <p:cNvGrpSpPr/>
        <p:nvPr/>
      </p:nvGrpSpPr>
      <p:grpSpPr>
        <a:xfrm>
          <a:off x="0" y="0"/>
          <a:ext cx="0" cy="0"/>
          <a:chOff x="0" y="0"/>
          <a:chExt cx="0" cy="0"/>
        </a:xfrm>
      </p:grpSpPr>
    </p:spTree>
  </p:cSld>
  <p:clrMapOvr><a:masterClrMap/></p:clrMapOvr>
</p:sldLayout>''')

        # ppt/slideLayouts/_rels/slideLayout1.xml.rels
        z.writestr('ppt/slideLayouts/_rels/slideLayout1.xml.rels', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster" Target="../slideMasters/slideMaster1.xml"/>
</Relationships>''')

        # ppt/theme/theme1.xml
        z.writestr('ppt/theme/theme1.xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<a:theme xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" name="Office Theme">
  <a:themeElements>
    <a:clrScheme name="Office">
      <a:dk1><a:sysClr val="windowText" lastClr="000000"/></a:dk1>
      <a:lt1><a:sysClr val="window" lastClr="FFFFFF"/></a:lt1>
      <a:dk2><a:srgbClr val="1F497D"/></a:dk2>
      <a:lt2><a:srgbClr val="EEECE1"/></a:lt2>
      <a:accent1><a:srgbClr val="15803D"/></a:accent1>
      <a:accent2><a:srgbClr val="16A34A"/></a:accent2>
      <a:accent3><a:srgbClr val="22C55E"/></a:accent3>
      <a:accent4><a:srgbClr val="4F46E5"/></a:accent4>
      <a:accent5><a:srgbClr val="0284C7"/></a:accent5>
      <a:accent6><a:srgbClr val="F59E0B"/></a:accent6>
      <a:hlink><a:srgbClr val="0000FF"/></a:hlink>
      <a:folHlink><a:srgbClr val="800080"/></a:folHlink>
    </a:clrScheme>
    <a:fontScheme name="Office">
      <a:majorFont><a:latin typeface="Calibri"/><a:ea typeface=""/><a:cs typeface=""/></a:majorFont>
      <a:minorFont><a:latin typeface="Calibri"/><a:ea typeface=""/><a:cs typeface=""/></a:minorFont>
    </a:fontScheme>
    <a:fmtScheme name="Office">
      <a:fillStyleLst><a:solidFill><a:schemeClr val="lt1"/></a:solidFill><a:solidFill><a:schemeClr val="lt2"/></a:solidFill><a:solidFill><a:schemeClr val="accent1"/></a:solidFill></a:fillStyleLst>
      <a:lnStyleLst><a:ln w="9525"><a:solidFill><a:schemeClr val="accent1"/></a:solidFill></a:ln><a:ln w="19050"><a:solidFill><a:schemeClr val="accent1"/></a:solidFill></a:ln><a:ln w="28575"><a:solidFill><a:schemeClr val="accent1"/></a:solidFill></a:ln></a:lnStyleLst>
      <a:effectStyleLst><a:effectStyle><a:effectLst/></a:effectStyle><a:effectStyle><a:effectLst/></a:effectStyle><a:effectStyle><a:effectLst/></a:effectStyle></a:effectStyleLst>
      <a:bgFillStyleLst><a:solidFill><a:schemeClr val="lt1"/></a:solidFill><a:solidFill><a:schemeClr val="lt2"/></a:solidFill><a:solidFill><a:schemeClr val="accent1"/></a:solidFill></a:bgFillStyleLst>
    </a:fmtScheme>
  </a:themeElements>
</a:theme>''')

        # ppt/slides/slide1.xml
        z.writestr('ppt/slides/slide1.xml', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<p:sld xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main">
  <p:cSld>
    <p:spTree>
      <p:nvGrpSpPr>
        <p:cNvPr id="1" name=""/>
        <p:cNvGrpSpPr/>
        <p:nvPr/>
      </p:nvGrpSpPr>
      <p:grpSpPr>
        <a:xfrm>
          <a:off x="0" y="0"/>
          <a:ext cx="0" cy="0"/>
          <a:chOff x="0" y="0"/>
          <a:chExt cx="0" cy="0"/>
        </a:xfrm>
      </p:grpSpPr>
      <p:sp>
        <p:nvSpPr>
          <p:cNvPr id="2" name="Title 1"/>
          <p:cNvSpPr><a:spLocks noGrp="1"/></p:cNvSpPr>
          <p:nvPr><p:ph type="title"/></p:nvPr>
        </p:nvSpPr>
        <p:spPr>
          <a:xfrm>
            <a:off x="720000" y="450000"/>
            <a:ext cx="10752000" cy="900000"/>
          </a:xfrm>
        </p:spPr>
        <p:txBody>
          <a:bodyPr vert="horz" lIns="91440" tIns="45720" rIns="91440" bIns="45720" rtlCol="0" anchor="ctr"/>
          <a:lstStyle/>
          <a:p>
            <a:pPr algn="l"/>
            <a:r>
              <a:rPr lang="en-US" sz="3200" b="1">
                <a:solidFill><a:srgbClr val="15803D"/></a:solidFill>
              </a:rPr>
              <a:t>Slide 1: Overview</a:t>
            </a:r>
          </a:p>
        </p:txBody>
      </p:sp>
      <p:sp>
        <p:nvSpPr>
          <p:cNvPr id="3" name="Content 2"/>
          <p:cNvSpPr><a:spLocks noGrp="1"/></p:cNvSpPr>
          <p:nvPr><p:ph type="body" idx="1"/></p:nvPr>
        </p:nvSpPr>
        <p:spPr>
          <a:xfrm>
            <a:off x="720000" y="1500000"/>
            <a:ext cx="10752000" cy="4800000"/>
          </a:xfrm>
        </p:spPr>
        <p:txBody>
          <a:bodyPr vert="horz" lIns="91440" tIns="45720" rIns="91440" bIns="45720" rtlCol="0"/>
          <a:lstStyle/>
          <a:p>
            <a:r>
              <a:rPr lang="en-US" sz="1800">
                <a:solidFill><a:srgbClr val="333333"/></a:solidFill>
              </a:rPr>
              <a:t>This is converted content from PDF.</a:t>
            </a:r>
          </a:p>
        </p:txBody>
      </p:sp>
    </p:spTree>
  </p:cSld>
  <p:clrMapOvr><a:masterClrMap/></p:clrMapOvr>
</p:sld>''')

        # ppt/slides/_rels/slide1.xml.rels
        z.writestr('ppt/slides/_rels/slide1.xml.rels', '''<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
  <Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout" Target="../slideLayouts/slideLayout1.xml"/>
</Relationships>''')

    data = buf.getvalue()
    print(f"Generated PPTX size: {len(data)} bytes")
    
    with zipfile.ZipFile(io.BytesIO(data), 'r') as z:
        for name in z.namelist():
            if name.endswith('.xml') or name.endswith('.rels'):
                content = z.read(name)
                ET.fromstring(content)
                print(f"Validated XML: {name}")

    return data

if __name__ == '__main__':
    data = build_test_pptx()
    with open('test_output.pptx', 'wb') as f:
        f.write(data)
    print("Success!")