Extract layer rename planning

2026-06-03 10:10:08 +02:00
parent 5d5bb24711
commit 07ed23c2d1
8 changed files with 242 additions and 4 deletions
--- a/tests/app_core/document_layer_tests.cpp
+++ b/tests/app_core/document_layer_tests.cpp
@@ -0,0 +1,63 @@
+#include "app_core/document_layer.h"
+#include "test_harness.h"
+
+#include <string>
+
+namespace {
+
+void layer_rename_records_changed_name(pp::tests::Harness& harness)
+{
+    const auto plan = pp::app::plan_document_layer_rename("Base", "Paint");
+    PP_EXPECT(harness, plan);
+    if (plan) {
+        PP_EXPECT(harness, plan.value().old_name == "Base");
+        PP_EXPECT(harness, plan.value().new_name == "Paint");
+        PP_EXPECT(
+            harness,
+            plan.value().action == pp::app::DocumentLayerRenameAction::rename_and_record_undo);
+    }
+}
+
+void layer_rename_ignores_unchanged_name(pp::tests::Harness& harness)
+{
+    const auto plan = pp::app::plan_document_layer_rename("Ink", "Ink");
+    PP_EXPECT(harness, plan);
+    if (plan) {
+        PP_EXPECT(harness, plan.value().old_name == "Ink");
+        PP_EXPECT(harness, plan.value().new_name == "Ink");
+        PP_EXPECT(
+            harness,
+            plan.value().action == pp::app::DocumentLayerRenameAction::no_op_same_name);
+    }
+}
+
+void layer_rename_rejects_empty_name(pp::tests::Harness& harness)
+{
+    const auto plan = pp::app::plan_document_layer_rename("Ink", "");
+    PP_EXPECT(harness, !plan);
+    if (!plan) {
+        PP_EXPECT(harness, plan.status().code == pp::foundation::StatusCode::invalid_argument);
+    }
+}
+
+void layer_rename_rejects_overlong_name(pp::tests::Harness& harness)
+{
+    const std::string too_long(pp::app::document_layer_name_max_length + 1U, 'x');
+    const auto plan = pp::app::plan_document_layer_rename("Ink", too_long);
+    PP_EXPECT(harness, !plan);
+    if (!plan) {
+        PP_EXPECT(harness, plan.status().code == pp::foundation::StatusCode::out_of_range);
+    }
+}
+
+}
+
+int main()
+{
+    pp::tests::Harness harness;
+    harness.run("layer rename records changed name", layer_rename_records_changed_name);
+    harness.run("layer rename ignores unchanged name", layer_rename_ignores_unchanged_name);
+    harness.run("layer rename rejects empty name", layer_rename_rejects_empty_name);
+    harness.run("layer rename rejects overlong name", layer_rename_rejects_overlong_name);
+    return harness.finish();
+}