test: ttlFor, HEAD 500/cached-index, rpm full-metadata xml, generic content-type

internal/provider/rpm/rpm_meta_test.go

@@ -171,6 +171,31 @@ func TestRPMServeRepodata(t *testing.T) {
 	}
 }
 
+func TestRPMFullMetadataXML(t *testing.T) {
+	// A fully-populated entry exercises every optional-field branch in the
+	// primary/filelists/other XML generators.
+	metas := []provider.RPMMetadata{{
+		Name: "full", Epoch: 1, Version: "2.0", Release: "3", Arch: "x86_64",
+		Summary: "s", Description: "d", License: "MIT", Vendor: "acme",
+		Group: "System", BuildHost: "build.example.com", SourceRPM: "full-2.0.src.rpm",
+		URL: "https://example.com", Packager: "pkgr", ContentHash: "sha256:abc",
+		RPMSize: 100, InstalledSize: 200,
+		Requires:   []provider.RPMDep{{Name: "libc", Flags: "GE", Epoch: "0", Version: "2.0", Release: "1"}},
+		Provides:   []provider.RPMDep{{Name: "full", Flags: "EQ", Version: "2.0"}},
+		Files:      []provider.RPMFile{{Path: "/usr/bin/full", Type: "file"}, {Path: "/etc/full", Type: "dir"}},
+		Changelogs: []provider.RPMChangelog{{Author: "a", Date: 100, Text: "changed"}},
+	}}
+	for _, gen := range []func([]provider.RPMMetadata) []byte{generatePrimaryXMLGZ, generateFilelistsXMLGZ, generateOtherXMLGZ} {
+		zr, err := gzip.NewReader(bytes.NewReader(gen(metas)))
+		if err != nil {
+			t.Fatal(err)
+		}
+		if _, err := io.ReadAll(zr); err != nil {
+			t.Error(err)
+		}
+	}
+}
+
 func TestRPMPrimaryXMLContents(t *testing.T) {
 	// Exercise xmlEscape and dependency entry writing through the gzip'd XML.
 	metas := []provider.RPMMetadata{{