diff --git a/test/data/testrepos/README.md b/test/data/testrepos/README.md
new file mode 100644
index 00000000..f521c54d
--- /dev/null
+++ b/test/data/testrepos/README.md
@@ -0,0 +1,31 @@
+# Test repositories metadata
+
+This directory is used for `osbuild-depsolve-dnf` unit tests.
+Each subdirectory contains repository metadata that is served by a server during testing for `osbuild-depsolve-dnf` to query.
+- `baseos`: CS9 BaseOS repository metadata.
+- `custom`: a custom repository containing a single (empty) package, created with:
+
+```bash
+rpmdir=$(mktemp -d)
+cat <<EOF > "${rpmdir}/nothing.spec"
+#----------- spec file starts ---------------
+Name:                   nothing
+Version:                1.0.0
+Release:                0
+BuildArch:              noarch
+Vendor:                 noone
+Summary:                Provides %{name}
+License:                BSD
+Provides:               nothing
+
+%description
+%{summary}
+
+%files
+EOF
+
+rpmbuild --quiet --define "_topdir ${rpmdir}" -bb "${rpmdir}/nothing.spec"
+createrepo "${rpmdir}/RPMS/noarch/"
+mkdir -p ./test/data/testrepos/custom
+cp -a "${rpmdir}/RPMS/noarch/repodata" ./test/data/testrepos/custom
+```
diff --git a/test/data/testrepos/baseos/repodata/130494033cb9bffa40828ebc814d016920d9ce5d60041467af283ffcf38adef0-primary.xml.gz b/test/data/testrepos/baseos/repodata/130494033cb9bffa40828ebc814d016920d9ce5d60041467af283ffcf38adef0-primary.xml.gz
new file mode 100644
index 00000000..6ce4bc6d
Binary files /dev/null and b/test/data/testrepos/baseos/repodata/130494033cb9bffa40828ebc814d016920d9ce5d60041467af283ffcf38adef0-primary.xml.gz differ
diff --git a/test/data/testrepos/baseos/repodata/2ac4e27794f840034a13bb60800aba194e89fcd2175c87f57cfbd649139feff3-comps-BaseOS.x86_64.xml.gz b/test/data/testrepos/baseos/repodata/2ac4e27794f840034a13bb60800aba194e89fcd2175c87f57cfbd649139feff3-comps-BaseOS.x86_64.xml.gz
new file mode 100644
index 00000000..6f3584fc
Binary files /dev/null and b/test/data/testrepos/baseos/repodata/2ac4e27794f840034a13bb60800aba194e89fcd2175c87f57cfbd649139feff3-comps-BaseOS.x86_64.xml.gz differ
diff --git a/test/data/testrepos/baseos/repodata/7b99933643e8bff43d3d82180e7d678fac89b6a1b9b8f5f88ea93a5c3b9b5dbd-filelists.xml.gz b/test/data/testrepos/baseos/repodata/7b99933643e8bff43d3d82180e7d678fac89b6a1b9b8f5f88ea93a5c3b9b5dbd-filelists.xml.gz
new file mode 100644
index 00000000..1dc928e2
Binary files /dev/null and b/test/data/testrepos/baseos/repodata/7b99933643e8bff43d3d82180e7d678fac89b6a1b9b8f5f88ea93a5c3b9b5dbd-filelists.xml.gz differ
diff --git a/test/data/testrepos/baseos/repodata/repomd.xml b/test/data/testrepos/baseos/repodata/repomd.xml
new file mode 100644
index 00000000..c02dce54
--- /dev/null
+++ b/test/data/testrepos/baseos/repodata/repomd.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<repomd xmlns="http://linux.duke.edu/metadata/repo" xmlns:rpm="http://linux.duke.edu/metadata/rpm">
+  <revision>1644263915</revision>
+  <data type="primary">
+    <checksum type="sha256">130494033cb9bffa40828ebc814d016920d9ce5d60041467af283ffcf38adef0</checksum>
+    <open-checksum type="sha256">4fd621cd9253a7d7013af758bbf4b200142f29515ad0fb99d544864a5ad7e4a7</open-checksum>
+    <location href="repodata/130494033cb9bffa40828ebc814d016920d9ce5d60041467af283ffcf38adef0-primary.xml.gz"/>
+    <timestamp>1644263915</timestamp>
+    <size>1063488</size>
+    <open-size>8471009</open-size>
+  </data>
+  <data type="filelists">
+    <checksum type="sha256">7b99933643e8bff43d3d82180e7d678fac89b6a1b9b8f5f88ea93a5c3b9b5dbd</checksum>
+    <open-checksum type="sha256">ed7d3c472ce8251bd9747e5fdc5c5e294de84fe3c77f62ecf5911483208e96ee</open-checksum>
+    <location href="repodata/7b99933643e8bff43d3d82180e7d678fac89b6a1b9b8f5f88ea93a5c3b9b5dbd-filelists.xml.gz"/>
+    <timestamp>1644263915</timestamp>
+    <size>612567</size>
+    <open-size>5894169</open-size>
+  </data>
+  <data type="other">
+    <checksum type="sha256">07a7871013790fe15ece5d85aa1cfdd33813368882f8dfd58079f9c72926c609</checksum>
+    <open-checksum type="sha256">03b2abe3a30652b84daa0c7e37cdb9b7e9c12b44c6f96ba8aed87849fa5121c9</open-checksum>
+    <location href="repodata/07a7871013790fe15ece5d85aa1cfdd33813368882f8dfd58079f9c72926c609-other.xml.gz"/>
+    <timestamp>1644263915</timestamp>
+    <size>532333</size>
+    <open-size>4123156</open-size>
+  </data>
+  <data type="group">
+    <checksum type="sha256">40232bada337516d6e75012012436d8138a529f3ac7171f07fbef5bd6c6e6a3a</checksum>
+    <location href="repodata/40232bada337516d6e75012012436d8138a529f3ac7171f07fbef5bd6c6e6a3a-comps-BaseOS.x86_64.xml"/>
+    <timestamp>1644263907</timestamp>
+    <size>39248</size>
+  </data>
+  <data type="group_gz">
+    <checksum type="sha256">2ac4e27794f840034a13bb60800aba194e89fcd2175c87f57cfbd649139feff3</checksum>
+    <open-checksum type="sha256">40232bada337516d6e75012012436d8138a529f3ac7171f07fbef5bd6c6e6a3a</open-checksum>
+    <location href="repodata/2ac4e27794f840034a13bb60800aba194e89fcd2175c87f57cfbd649139feff3-comps-BaseOS.x86_64.xml.gz"/>
+    <timestamp>1644263915</timestamp>
+    <size>4733</size>
+    <open-size>39248</open-size>
+  </data>
+</repomd>
diff --git a/test/data/testrepos/custom/repodata/12f698f748c6bf69c336ea9299b6ad622c83cd3402eb3c37a9984ae65d318c8f-other.xml.zst b/test/data/testrepos/custom/repodata/12f698f748c6bf69c336ea9299b6ad622c83cd3402eb3c37a9984ae65d318c8f-other.xml.zst
new file mode 100644
index 00000000..02be251b
Binary files /dev/null and b/test/data/testrepos/custom/repodata/12f698f748c6bf69c336ea9299b6ad622c83cd3402eb3c37a9984ae65d318c8f-other.xml.zst differ
diff --git a/test/data/testrepos/custom/repodata/4af4575ea55e40293989e81f9e3e9328a97c9c3b293cc69b02f6bd6cdb8f84c6-filelists.xml.zst b/test/data/testrepos/custom/repodata/4af4575ea55e40293989e81f9e3e9328a97c9c3b293cc69b02f6bd6cdb8f84c6-filelists.xml.zst
new file mode 100644
index 00000000..1c9c28eb
Binary files /dev/null and b/test/data/testrepos/custom/repodata/4af4575ea55e40293989e81f9e3e9328a97c9c3b293cc69b02f6bd6cdb8f84c6-filelists.xml.zst differ
diff --git a/test/data/testrepos/custom/repodata/d13ac184dc585096c46f012180458480279d1ec0ce9382a574ab498cb2c55795-primary.xml.zst b/test/data/testrepos/custom/repodata/d13ac184dc585096c46f012180458480279d1ec0ce9382a574ab498cb2c55795-primary.xml.zst
new file mode 100644
index 00000000..d2584d76
Binary files /dev/null and b/test/data/testrepos/custom/repodata/d13ac184dc585096c46f012180458480279d1ec0ce9382a574ab498cb2c55795-primary.xml.zst differ
diff --git a/test/data/testrepos/custom/repodata/repomd.xml b/test/data/testrepos/custom/repodata/repomd.xml
new file mode 100644
index 00000000..d100c73b
--- /dev/null
+++ b/test/data/testrepos/custom/repodata/repomd.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<repomd xmlns="http://linux.duke.edu/metadata/repo" xmlns:rpm="http://linux.duke.edu/metadata/rpm">
+  <revision>1711036975</revision>
+  <data type="primary">
+    <checksum type="sha256">d13ac184dc585096c46f012180458480279d1ec0ce9382a574ab498cb2c55795</checksum>
+    <open-checksum type="sha256">9c599fb11fa679526ecb89070f9b878b124f9ca65b88a78e3af36cbc06452439</open-checksum>
+    <location href="repodata/d13ac184dc585096c46f012180458480279d1ec0ce9382a574ab498cb2c55795-primary.xml.zst"/>
+    <timestamp>1711036975</timestamp>
+    <size>569</size>
+    <open-size>1102</open-size>
+  </data>
+  <data type="filelists">
+    <checksum type="sha256">4af4575ea55e40293989e81f9e3e9328a97c9c3b293cc69b02f6bd6cdb8f84c6</checksum>
+    <open-checksum type="sha256">828a8c2e757f3b1a51f09e48f342eedcc2eabf733e69ca6376266025d4de1325</open-checksum>
+    <location href="repodata/4af4575ea55e40293989e81f9e3e9328a97c9c3b293cc69b02f6bd6cdb8f84c6-filelists.xml.zst"/>
+    <timestamp>1711036975</timestamp>
+    <size>227</size>
+    <open-size>291</open-size>
+  </data>
+  <data type="other">
+    <checksum type="sha256">12f698f748c6bf69c336ea9299b6ad622c83cd3402eb3c37a9984ae65d318c8f</checksum>
+    <open-checksum type="sha256">2b30284c414f2d9ffc2f61f80b575b146cb39151f01cdcfb8736100873f82afe</open-checksum>
+    <location href="repodata/12f698f748c6bf69c336ea9299b6ad622c83cd3402eb3c37a9984ae65d318c8f-other.xml.zst"/>
+    <timestamp>1711036975</timestamp>
+    <size>225</size>
+    <open-size>287</open-size>
+  </data>
+</repomd>