77 lines
2.5 KiB
C#
77 lines
2.5 KiB
C#
using Xunit;
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using ytLive.Models;
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using ytLive.ViewModels;
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namespace ytLive.Tests;
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/// <summary>
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/// The app is a five-scene product: Starting/Live/BRB/Chat/Ending. Scenes are
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/// worked on by name; you can delete them but never add beyond the set, and the
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/// live background belongs to Live alone.
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/// </summary>
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public class SceneCatalogTests
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{
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[Fact]
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public void SceneCatalog_Defines_The_Five_Canonical_Scenes()
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{
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Assert.Equal(
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new[] { "Starting", "Live", "BRB", "Chat", "Ending" },
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SceneCatalog.All);
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}
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[Theory]
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[InlineData("Starting", true)]
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[InlineData("Live", true)]
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[InlineData("BRB", true)]
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[InlineData("Chat", true)]
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[InlineData("Ending", true)]
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[InlineData("live", true)]
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[InlineData("My Scene", false)]
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[InlineData("", false)]
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[InlineData(null, false)]
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public void SceneCatalog_IsCanonical_Matches_By_Name(string? name, bool expected)
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{
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Assert.Equal(expected, SceneCatalog.IsCanonical(name));
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}
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[Theory]
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[InlineData("Starting", true)]
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[InlineData("Live", true)]
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[InlineData("BRB", true)]
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[InlineData("Chat", true)]
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[InlineData("Ending", true)]
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public void SceneCatalog_HasBackground_For_All_Canonical_Scenes(string name, bool expected)
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{
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Assert.Equal(expected, SceneCatalog.HasBackground(name));
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}
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[Fact]
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public void EnforceBackgroundPolicy_Sets_Flag_For_All_Scenes()
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{
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var chat = new Scene { Name = "Chat", HasBackground = false };
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var live = new Scene { Name = "Live", HasBackground = false };
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var chatBackground = MainViewModel.EnsureBackground(chat)!;
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var liveBackground = MainViewModel.EnsureBackground(live)!;
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MainViewModel.EnforceBackgroundPolicy(new[] { chat, live });
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Assert.True(chat.HasBackground);
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Assert.Contains(chat.Elements, e => ReferenceEquals(e, chatBackground));
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Assert.True(live.HasBackground);
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Assert.Contains(live.Elements, e => ReferenceEquals(e, liveBackground));
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}
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[Fact]
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public void EnforceBackgroundPolicy_Normalizes_All_Canonical_Scenes()
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{
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var starting = new Scene { Name = "Starting", HasBackground = false };
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MainViewModel.EnsureBackground(starting);
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var live = new Scene { Name = "Live", HasBackground = false };
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MainViewModel.EnforceBackgroundPolicy(new[] { starting, live });
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Assert.True(starting.HasBackground);
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Assert.True(live.HasBackground);
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}
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}
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