feat: add flattenEntries/flattenGroups tree-flattening helpers

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01WYqycDFsynHH9VnnK7LNSf
2026-09-19 16:55:41 +02:00
parent dc287cff3d
commit 5ca42a4e2a
2 changed files with 98 additions and 0 deletions
@@ -0,0 +1,52 @@
+import XCTest
+@testable import MyPassCore
+
+final class GroupTreeTests: XCTestCase {
+    private func makeSampleTree() -> (root: Group, work: Group, email: Group) {
+        let supportEntry = Entry(title: "Support Login", username: "alice")
+        let email = Group(name: "Email", entries: [supportEntry])
+        let bankEntry = Entry(title: "Bank", username: "bob")
+        let work = Group(name: "Work", subgroups: [email], entries: [bankEntry])
+        let rootEntry = Entry(title: "Root Entry", username: "root-user")
+        let root = Group(name: "Root", subgroups: [work], entries: [rootEntry])
+        return (root, work, email)
+    }
+
+    func test_flattenEntries_rootEntry_hasEmptyBreadcrumb() {
+        let (root, _, _) = makeSampleTree()
+        let flat = flattenEntries(in: root)
+        let rootEntry = flat.first { $0.entry.title == "Root Entry" }
+        XCTAssertEqual(rootEntry?.breadcrumb, [])
+        XCTAssertEqual(rootEntry?.parentGroupId, root.id)
+    }
+
+    func test_flattenEntries_directChildEntry_hasSingleGroupBreadcrumb() {
+        let (root, work, _) = makeSampleTree()
+        let flat = flattenEntries(in: root)
+        let bankEntry = flat.first { $0.entry.title == "Bank" }
+        XCTAssertEqual(bankEntry?.breadcrumb.map(\.name), ["Work"])
+        XCTAssertEqual(bankEntry?.parentGroupId, work.id)
+    }
+
+    func test_flattenEntries_nestedEntry_hasFullBreadcrumb() {
+        let (root, _, email) = makeSampleTree()
+        let flat = flattenEntries(in: root)
+        let supportEntry = flat.first { $0.entry.title == "Support Login" }
+        XCTAssertEqual(supportEntry?.breadcrumb.map(\.name), ["Work", "Email"])
+        XCTAssertEqual(supportEntry?.parentGroupId, email.id)
+    }
+
+    func test_flattenGroups_includesRootFirstWithEmptyBreadcrumb() {
+        let (root, _, _) = makeSampleTree()
+        let flat = flattenGroups(in: root)
+        XCTAssertEqual(flat.first?.group.id, root.id)
+        XCTAssertEqual(flat.first?.breadcrumb, [])
+    }
+
+    func test_flattenGroups_nestedGroup_hasBreadcrumb() {
+        let (root, _, _) = makeSampleTree()
+        let flat = flattenGroups(in: root)
+        let email = flat.first { $0.group.name == "Email" }
+        XCTAssertEqual(email?.breadcrumb.map(\.name), ["Work"])
+    }
+}