Verify main-relative loading and evidence

examples/consumers/main_relative_test.go

@@ -44,3 +44,43 @@ func TestMainRelativeStrictPeers(t *testing.T) {
 	}
 	t.Fatalf("diagnostics = %#v", err.(*configkit.LoadError).Diagnostics())
 }
+
+func TestMainRelativeOptionalResources(t *testing.T) {
+	for _, tc := range []struct {
+		name                   string
+		file, directory, empty bool
+		count                  int
+	}{
+		{"neither", false, false, false, 2}, {"file", true, false, false, 3},
+		{"directory", false, true, false, 3}, {"both", true, true, false, 4}, {"empty directory", false, false, true, 2},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			root := t.TempDir()
+			if err := os.WriteFile(filepath.Join(root, "main.yml"), []byte("mode: main\n"), 0600); err != nil {
+				t.Fatal(err)
+			}
+			if tc.file {
+				if err := os.WriteFile(filepath.Join(root, "prompts.yml"), []byte("id: file\ntext: file\n"), 0600); err != nil {
+					t.Fatal(err)
+				}
+			}
+			if tc.directory || tc.empty {
+				if err := os.Mkdir(filepath.Join(root, "operator"), 0700); err != nil {
+					t.Fatal(err)
+				}
+			}
+			if tc.directory {
+				if err := os.WriteFile(filepath.Join(root, "operator", "item.yaml"), []byte("id: directory\ntext: directory\n"), 0600); err != nil {
+					t.Fatal(err)
+				}
+			}
+			result, err := consumers.LoadCompanionConfig(filepath.Join(root, "main.yml"), "")
+			if err != nil {
+				t.Fatalf("%v: %#v", err, err.(*configkit.LoadError).Diagnostics())
+			}
+			if len(result.Config.Prompts) != tc.count {
+				t.Fatalf("prompts = %#v", result.Config.Prompts)
+			}
+		})
+	}
+}