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test: add DMARC compatibility fixture pack

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Christian Krakau-Louis
2026-05-23 14:30:36 +02:00
parent 950c1c9a5a
commit f12461f5cf
11 changed files with 582 additions and 239 deletions
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backend/app/tests/test_dmarc_parser.py
+3 -69
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@@ -4,7 +4,7 @@ import zipfile
import pytest
from app.services.dmarc_parser import DMARCParser
from app.tests.test_data import SAMPLE_XML, SAMPLE_XML_WITH_NAMESPACE
from app.tests.test_data import SAMPLE_XML, SAMPLE_XML_WITH_NAMESPACE, load_dmarc_fixture
class TestDMARCParser:
@@ -132,80 +132,14 @@ class TestDMARCParser:
def test_parse_rfc9990_style_report_variant(self):
"""RFC 9990-era namespaces and optional fields should parse without breaking legacy shape."""
xml = b"""
<feedback xmlns="urn:ietf:params:xml:ns:dmarc-2.0"
xmlns:vendor="https://reports.example.test/dmarc">
<version>1.0</version>
<report_metadata>
<org_name>Example Receiver</org_name>
<email>dmarc@example.test</email>
<extra_contact_info>https://example.test/dmarc</extra_contact_info>
<report_id>2026-05-23-example.org</report_id>
<date_range>
<begin>1779494400</begin>
<end>1779580799</end>
</date_range>
<error>Multiple DMARC records were ignored before treewalk.</error>
<generator>ExampleRUA 2.0</generator>
</report_metadata>
<policy_published>
<domain>example.org</domain>
<discovery_method>treewalk</discovery_method>
<p>quarantine</p>
<sp>reject</sp>
<np>none</np>
<fo>1</fo>
<adkim>s</adkim>
<aspf>r</aspf>
<testing>y</testing>
</policy_published>
<extension>
<vendor:receiver>mx1.example.test</vendor:receiver>
</extension>
<record>
<row>
<source_ip>2001:db8::1</source_ip>
<count>5</count>
<policy_evaluated>
<disposition>quarantine</disposition>
<dkim>fail</dkim>
<spf>pass</spf>
<reason>
<type>local_policy</type>
<comment>trusted relay</comment>
</reason>
</policy_evaluated>
</row>
<identifiers>
<header_from>news.example.org</header_from>
<envelope_from>bounce.example.org</envelope_from>
<envelope_to>customer.example.net</envelope_to>
</identifiers>
<auth_results>
<dkim>
<domain>example.net</domain>
<selector>selector1</selector>
<result>fail</result>
<human_result>body hash did not verify</human_result>
</dkim>
<spf>
<domain>bounce.example.org</domain>
<scope>mfrom</scope>
<result>pass</result>
<human_result>sender authorized</human_result>
</spf>
</auth_results>
<vendor:source>mail-platform</vendor:source>
</record>
</feedback>
"""
xml = load_dmarc_fixture("rfc9990-treewalk-extension.xml").encode("utf-8")
result = DMARCParser.parse_file(xml, "report.xml")
assert result["variant"] == "rfc9990"
assert result["schema_version"] == "1.0"
assert result["xml_namespace"] == "urn:ietf:params:xml:ns:dmarc-2.0"
assert result["report_id"] == "2026-05-23-example.org"
assert result["report_id"] == "fixture-rfc9990-treewalk"
assert result["generator"] == "ExampleRUA 2.0"
assert result["errors"] == ["Multiple DMARC records were ignored before treewalk."]
assert result["extensions"] == {"receiver": "mx1.example.test"}