Establish buildable modules and shared host-service boundaries

2026-11-12 07:49:06 +01:00
parent 1326b18746
commit 306266ae40
41 changed files with 1980 additions and 23 deletions
@@ -0,0 +1,72 @@
+package de.neitzel.fxdesigner.intellij;
+
+import com.intellij.testFramework.fixtures.BasePlatformTestCase;
+import de.neitzel.fxdesigner.contracts.*;
+import java.nio.file.*;
+import java.util.*;
+
+public final class IntellijDocumentsTest extends BasePlatformTestCase {
+  public void testNativeDocumentTransactionUndoAndIndependentHandles() throws Exception {
+    Path file = Files.createTempFile("designer-document-", ".fxml");
+    Files.writeString(file, "abcdef");
+    com.intellij.openapi.vfs.newvfs.impl.VfsRootAccess.allowRootAccess(getTestRootDisposable(), file.toRealPath().toString());
+    try (var docs = new IntellijDocuments(getProject())) {
+      var a = docs.open(file.toUri()).toCompletableFuture().get();
+      var b = docs.open(file.toUri()).toCompletableFuture().get();
+      var initial = a.snapshot().toCompletableFuture().get();
+      var changed =
+          a.apply(
+                  new EditBatch(
+                      initial.revision(),
+                      "Component properties",
+                      List.of(
+                          new EditBatch.Replacement(0, 1, "A"),
+                          new EditBatch.Replacement(5, 6, "F"))))
+              .toCompletableFuture()
+              .get();
+      assertEquals("AbcdeF", b.snapshot().toCompletableFuture().get().text());
+      a.close();
+      var undone = b.undo().toCompletableFuture().get();
+      assertEquals("abcdef", undone.text());
+      assertTrue(undone.revision() > changed.revision());
+      try {
+        b.apply(new EditBatch(initial.revision(), "stale", List.of())).toCompletableFuture().get();
+        fail("Stale edit accepted");
+      } catch (java.util.concurrent.ExecutionException expected) {
+        assertInstanceOf(expected.getCause(), ConcurrentModificationException.class);
+      }
+      var redone = b.redo().toCompletableFuture().get();
+      assertEquals("AbcdeF", redone.text());
+      b.save(redone.revision()).toCompletableFuture().get();
+      assertEquals("AbcdeF", Files.readString(file));
+      b.close();
+    } finally {
+      Files.deleteIfExists(file);
+    }
+  }
+
+  public void testExternalChangesDoNotLoseDraft() throws Exception {
+    Path file = Files.createTempFile("designer-conflict-", ".fxml");
+    Files.writeString(file, "old");
+    com.intellij.openapi.vfs.newvfs.impl.VfsRootAccess.allowRootAccess(getTestRootDisposable(), file.toRealPath().toString());
+    try (var docs = new IntellijDocuments(getProject())) {
+      var d = docs.open(file.toUri()).toCompletableFuture().get();
+      var changed =
+          d.apply(new EditBatch(0, "edit", List.of(new EditBatch.Replacement(0, 3, "draft"))))
+              .toCompletableFuture()
+              .get();
+      Files.writeString(file, "external");
+      try {
+        d.save(changed.revision()).toCompletableFuture().get();
+        fail("Conflict accepted");
+      } catch (java.util.concurrent.ExecutionException expected) {
+        assertInstanceOf(expected.getCause(), ConcurrentModificationException.class);
+      }
+      assertEquals("draft", d.snapshot().toCompletableFuture().get().text());
+      assertEquals("external", Files.readString(file));
+      d.close();
+    } finally {
+      Files.deleteIfExists(file);
+    }
+  }
+}