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TypeAgent/dotnet/autoShell.Tests

dotnet/autoShell.Tests/DisplayCommandHandlerTests.cs

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1// Copyright (c) Microsoft Corporation.
2// Licensed under the MIT License.
3
4using autoShell.Handlers;
5using autoShell.Logging;
6using autoShell.Services;
7using Moq;
8using Newtonsoft.Json.Linq;
9
10namespace autoShell.Tests;
11
12public class DisplayCommandHandlerTests
13{
14 private readonly Mock<IDisplayService> _displayMock = new();
15 private readonly Mock<ILogger> _loggerMock = new();
16 private readonly DisplayCommandHandler _handler;
17
18 public DisplayCommandHandlerTests()
19 {
20 _handler = new DisplayCommandHandler(_displayMock.Object, _loggerMock.Object);
21 }
22 // --- ListResolutions ---
23
24 /// <summary>
25 /// Verifies that the ListResolutions command calls the display service to list available resolutions.
26 /// </summary>
27 [Fact]
28 public void ListResolutions_CallsService()
29 {
30 _displayMock.Setup(d => d.ListResolutions()).Returns("[{\"Width\":1920}]");
31
32 Handle("ListResolutions", "");
33
34 _displayMock.Verify(d => d.ListResolutions(), Times.Once);
35 }
36
37 // --- SetScreenResolution ---
38
39 /// <summary>
40 /// Verifies that a "WIDTHxHEIGHT" string is parsed and forwarded to the display service.
41 /// </summary>
42 [Fact]
43 public void SetScreenResolution_StringFormat_CallsServiceWithParsedValues()
44 {
45 _displayMock.Setup(d => d.SetResolution(1920, 1080, null)).Returns("ok");
46
47 Handle("SetScreenResolution", "1920x1080");
48
49 _displayMock.Verify(d => d.SetResolution(1920, 1080, null), Times.Once);
50 }
51
52 /// <summary>
53 /// Verifies that a "WIDTHxHEIGHT@RATE" string includes the refresh rate in the service call.
54 /// </summary>
55 [Fact]
56 public void SetScreenResolution_WithRefreshRate_CallsServiceWithRefresh()
57 {
58 _displayMock.Setup(d => d.SetResolution(1920, 1080, (uint)60)).Returns("ok");
59
60 Handle("SetScreenResolution", "1920x1080@60");
61
62 _displayMock.Verify(d => d.SetResolution(1920, 1080, (uint)60), Times.Once);
63 }
64
65 /// <summary>
66 /// Verifies that a JSON object with width and height properties is forwarded to the display service.
67 /// </summary>
68 [Fact]
69 public void SetScreenResolution_ObjectFormat_CallsServiceWithValues()
70 {
71 _displayMock.Setup(d => d.SetResolution(2560, 1440, null)).Returns("ok");
72
73 var rawValue = JObject.FromObject(new { width = 2560, height = 1440 });
74 _handler.Handle("SetScreenResolution", "", rawValue);
75
76 _displayMock.Verify(d => d.SetResolution(2560, 1440, null), Times.Once);
77 }
78
79 /// <summary>
80 /// Verifies that an invalid resolution string does not invoke the display service.
81 /// </summary>
82 [Fact]
83 public void SetScreenResolution_InvalidFormat_DoesNotCallService()
84 {
85 Handle("SetScreenResolution", "invalid");
86
87 _displayMock.Verify(d => d.SetResolution(It.IsAny<uint>(), It.IsAny<uint>(), It.IsAny<uint?>()), Times.Never);
88 }
89
90 // --- SetTextSize ---
91
92 /// <summary>
93 /// Verifies that a valid integer text size percentage is forwarded to the display service.
94 /// </summary>
95 [Fact]
96 public void SetTextSize_ValidPercent_CallsService()
97 {
98 Handle("SetTextSize", "150");
99
100 _displayMock.Verify(d => d.SetTextSize(150), Times.Once);
101 }
102
103 /// <summary>
104 /// Verifies that non-numeric text size input does not invoke the display service.
105 /// </summary>
106 [Fact]
107 public void SetTextSize_InvalidInput_DoesNotCallService()
108 {
109 Handle("SetTextSize", "abc");
110
111 _displayMock.Verify(d => d.SetTextSize(It.IsAny<int>()), Times.Never);
112 }
113
114 // --- Unknown key ---
115
116 /// <summary>
117 /// Verifies that an unknown command key does not invoke any display service methods.
118 /// </summary>
119 [Fact]
120 public void Handle_UnknownKey_DoesNothing()
121 {
122 Handle("UnknownDisplayCmd", "value");
123
124 _displayMock.VerifyNoOtherCalls();
125 }
126
127 /// <summary>
128 /// Verifies that a JSON object with width, height, and refreshRate is forwarded to the display service.
129 /// </summary>
130 [Fact]
131 public void SetScreenResolution_ObjectFormatWithRefreshRate_CallsServiceWithRefresh()
132 {
133 _displayMock.Setup(d => d.SetResolution(2560, 1440, (uint)144)).Returns("ok");
134
135 var rawValue = JObject.FromObject(new { width = 2560, height = 1440, refreshRate = 144 });
136 _handler.Handle("SetScreenResolution", "", rawValue);
137
138 _displayMock.Verify(d => d.SetResolution(2560, 1440, (uint)144), Times.Once);
139 }
140
141 private void Handle(string key, string value)
142 {
143 _handler.Handle(key, value, JToken.FromObject(value));
144 }
145}
146