| 1 | using CascadeIDE.Features.Editor.Application.Monaco; |
| 2 | using CascadeIDE.Features.IdeMcp.Application; |
| 3 | using Xunit; |
| 4 | |
| 5 | namespace CascadeIDE.Tests.MonacoForward; |
| 6 | |
| 7 | [Trait("Category", "MonacoForward")] |
| 8 | public sealed class MonacoEditorSessionAndApplyEditsTests |
| 9 | { |
| 10 | [Fact] |
| 11 | public void SessionState_applyInbound_updates_version_and_text() |
| 12 | { |
| 13 | var session = new MonacoEditorSessionState(); |
| 14 | session.Seed("old", version: 1); |
| 15 | |
| 16 | session.ApplyInbound(new CideEditorInboundMessage( |
| 17 | CideEditorBusManifest.Editor.DidChange, |
| 18 | Version: 2, |
| 19 | Text: "new", |
| 20 | CaretOffset: 3, |
| 21 | SelectionStart: 1, |
| 22 | SelectionLength: 2, |
| 23 | RequestId: null, |
| 24 | Line: null, |
| 25 | Column: null, |
| 26 | TopLine: null, |
| 27 | LensId: null, |
| 28 | FilePath: null, |
| 29 | Error: null, |
| 30 | ActionIndex: null, |
| 31 | NewName: null, |
| 32 | EndLine: null, |
| 33 | EndColumn: null, |
| 34 | ShortcutId: null)); |
| 35 | |
| 36 | session.ReadSnapshot(out var version, out var text, out var caret, out var selStart, out var selLen); |
| 37 | Assert.Equal(2, version); |
| 38 | Assert.Equal("new", text); |
| 39 | Assert.Equal(3, caret); |
| 40 | Assert.Equal(1, selStart); |
| 41 | Assert.Equal(2, selLen); |
| 42 | } |
| 43 | |
| 44 | [Fact] |
| 45 | public void SessionState_version_mismatch_detected_for_stale_push() |
| 46 | { |
| 47 | var session = new MonacoEditorSessionState(); |
| 48 | session.Seed("v1", version: 5); |
| 49 | session.ReadSnapshot(out var version, out _, out _, out _, out _); |
| 50 | Assert.NotEqual(4, version); |
| 51 | Assert.Equal(5, version); |
| 52 | } |
| 53 | |
| 54 | [Fact] |
| 55 | public void TryReplaceTextRange_mcp_edit_replaces_span() |
| 56 | { |
| 57 | const string text = "line1\nline2\nline3"; |
| 58 | Assert.True( |
| 59 | IdeMcpEditorOrchestrator.TryReplaceTextRange(text, 2, 2, 2, 4, "XX", out var updated)); |
| 60 | Assert.Equal("line1\nlXXe2\nline3", updated); |
| 61 | } |
| 62 | |
| 63 | [Fact] |
| 64 | public void TryReplaceTextRange_invalid_range_returns_false() |
| 65 | { |
| 66 | Assert.False( |
| 67 | IdeMcpEditorOrchestrator.TryReplaceTextRange("a", 9, 1, 9, 1, "b", out _)); |
| 68 | } |
| 69 | } |
| 70 | |