Keep wiki deploy dry runs read-only

internal/topdata/wiki_deploy.go

@@ -123,10 +123,10 @@ func DeployWikiWithOptions(p *project.Project, opts DeployWikiOptions, progress
 				return deployResult{}, err
 			}
 		}
-	}
 
 		currentHashes := computePageHashes(localPages, notesDelimiter)
 		saveDeployManifest(manifestPath, currentHashes)
+	}
 
 	updated := len(deployments)
 	deleted := len(stalePages)

internal/topdata/wiki_deploy_test.go

@@ -0,0 +1,79 @@
+package topdata
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"gitea.westgate.pw/ShadowsOverWestgate/sow-tools/internal/project"
+)
+
+func TestDeployWikiDryRunDoesNotWriteRemoteOrManifest(t *testing.T) {
+	root := t.TempDir()
+	sourceDir := filepath.Join(root, "pages")
+	if err := os.MkdirAll(filepath.Join(sourceDir, "skills"), 0755); err != nil {
+		t.Fatalf("create source dir: %v", err)
+	}
+	if err := os.WriteFile(filepath.Join(sourceDir, "skills", "athletics.txt"), []byte("Generated athletics page\n"), 0644); err != nil {
+		t.Fatalf("write source page: %v", err)
+	}
+
+	putPageCalls := 0
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		var req struct {
+			Method string `json:"method"`
+		}
+		if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+			t.Fatalf("decode rpc request: %v", err)
+		}
+
+		var result any
+		switch req.Method {
+		case "wiki.getPage":
+			result = "Existing athletics page\n"
+		case "dokuwiki.getPagelist":
+			result = []any{}
+		case "wiki.putPage":
+			putPageCalls++
+			result = true
+		default:
+			t.Fatalf("unexpected rpc method %q", req.Method)
+		}
+
+		w.Header().Set("Content-Type", "application/json")
+		if err := json.NewEncoder(w).Encode(map[string]any{
+			"jsonrpc": "2.0",
+			"id":      1,
+			"result":  result,
+		}); err != nil {
+			t.Fatalf("encode rpc response: %v", err)
+		}
+	}))
+	defer server.Close()
+
+	manifestPath := filepath.Join(root, "deploy-manifest.json")
+	result, err := DeployWikiWithOptions(&project.Project{}, DeployWikiOptions{
+		SourceDir:    sourceDir,
+		Endpoint:     server.URL,
+		Username:     "wiki-user",
+		Password:     "wiki-pass",
+		ManifestPath: manifestPath,
+		DryRun:       true,
+	}, nil)
+	if err != nil {
+		t.Fatalf("DeployWikiWithOptions dry run failed: %v", err)
+	}
+
+	if result.Updated != 1 {
+		t.Fatalf("expected one planned update, got %d", result.Updated)
+	}
+	if putPageCalls != 0 {
+		t.Fatalf("expected dry run not to call wiki.putPage, got %d calls", putPageCalls)
+	}
+	if _, err := os.Stat(manifestPath); !os.IsNotExist(err) {
+		t.Fatalf("expected dry run not to write manifest, got %v", err)
+	}
+}