| 1 | using CascadeIDE.Models.Editor; |
| 2 | using Xunit; |
| 3 | |
| 4 | namespace CascadeIDE.Tests; |
| 5 | |
| 6 | public sealed class EditorLineNumberRangeTests |
| 7 | { |
| 8 | [Fact] |
| 9 | public void LineNumber_TryCreate_Rejects_ZeroAndNegative() |
| 10 | { |
| 11 | Assert.False(LineNumber.TryCreate(0, out _)); |
| 12 | Assert.False(LineNumber.TryCreate(-1, out _)); |
| 13 | Assert.True(LineNumber.TryCreate(1, out var one)); |
| 14 | Assert.Equal(1, one.Value); |
| 15 | } |
| 16 | |
| 17 | [Fact] |
| 18 | public void LineRange_TryCreate_Rejects_InvertedOrder() |
| 19 | { |
| 20 | Assert.True(LineNumber.TryCreate(7, out var a)); |
| 21 | Assert.True(LineNumber.TryCreate(3, out var b)); |
| 22 | Assert.False(LineRange.TryCreate(a, b, out _)); |
| 23 | } |
| 24 | |
| 25 | [Fact] |
| 26 | public void LineRange_TryCreate_Accepts_SingleLine() |
| 27 | { |
| 28 | Assert.True(LineNumber.TryCreate(5, out var a)); |
| 29 | Assert.True(LineRange.TryCreate(a, a, out var r)); |
| 30 | Assert.Equal(5, r.Start.Value); |
| 31 | Assert.Equal(5, r.End.Value); |
| 32 | } |
| 33 | |
| 34 | [Fact] |
| 35 | public void ColumnNumber_TryCreate_Rejects_ZeroAndNegative() |
| 36 | { |
| 37 | Assert.False(ColumnNumber.TryCreate(0, out _)); |
| 38 | Assert.False(ColumnNumber.TryCreate(-3, out _)); |
| 39 | Assert.True(ColumnNumber.TryCreate(1, out var c)); |
| 40 | Assert.Equal(1, c.Value); |
| 41 | } |
| 42 | } |
| 43 | |