Added unit test

service/lib/agama/software/manager.rb

@@ -215,7 +215,7 @@ def patterns(filtered)
         patterns = patterns.select(&:user_visible) if filtered
 
         # only display the configured patterns
-        if product.user_patterns
+        if product.user_patterns && filtered
           patterns.select! {|p| product.user_patterns.include?(p.name)}
         end
 

service/test/agama/software/manager_test.rb

@@ -239,6 +239,63 @@
     end
   end
 
+  describe "#patterns" do
+    it "returns only the specified patterns" do
+      expect(Y2Packager::Resolvable).to receive(:find).and_return(
+        instance_double(
+          Y2Packager::Resolvable,
+          arch: "x86_64",
+          category: "Base Technologies",
+          description: "YaST tools for installing your system.",
+          icon: "./yast",
+          kind: :pattern,
+          name: "yast2_install_wf",
+          order: "1240",
+          source: 0,
+          summary: "YaST Installation Packages",
+          user_visible: false,
+          version: "20220411-1.4"
+        ),
+        instance_double(
+          Y2Packager::Resolvable,
+          arch: "x86_64",
+          category: "Base Technologies",
+          description: "YaST tools for basic system administration.",
+          icon: "./yast",
+          kind: :pattern,
+          name: "yast2_basis",
+          order: "1220",
+          source: 0,
+          summary: "YaST Base Utilities",
+          user_visible: true,
+          version: "20220411-1.4"
+        ),
+        instance_double(
+          Y2Packager::Resolvable,
+          arch: "noarch",
+          category: "Graphical Environments",
+          description:
+            "Packages providing the Plasma desktop environment and applications from KDE.",
+          icon: "./pattern-kde",
+          kind: :pattern,
+          name: "kde",
+          order: "1110",
+          source: 0,
+          summary: "KDE Applications and Plasma 5 Desktop",
+          user_visible: true,
+          version: "20230801-1.1"
+        )
+      )
+
+      expect(config).to receive(:user_patterns).and_return(["kde"])
+      patterns = subject.patterns(true)
+
+      expect(patterns).to contain_exactly(
+        an_object_having_attributes(name: "kde"),
+      )
+    end
+  end
+
   describe "#propose" do
     before do
       subject.select_product("Tumbleweed")