gramps
9fa06c67c2
Add Live Chat and Logs tabs to the non-edit left panel. Expose a bounded process-local AppLog feed so the newest messages appear first without importing earlier startup.log contents or changing file logging. Ref: https://obsproject.com/forum/resources/understanding-obs-studio-log.473
68 lines
2.6 KiB
C#
68 lines
2.6 KiB
C#
using System;
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using System.IO;
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using System.Linq;
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using Xunit;
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using ytLive.Helpers;
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namespace ytLive.Tests;
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/// <summary>TASK 55, slice 1 — the creator (2026-10-09): *"we need some sort of log-rotation
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/// so that we don't inadvertently fill up a user's drive."*
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///
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/// <para>One test: the app's log is size-capped. Past the cap the file rolls to
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/// <c>startup.1.log</c>, the live file starts fresh with the newest entry, and the SET of
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/// files stays bounded — a long stream cannot grow the log without limit. (The old
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/// behaviour appended forever; the file was 23 MB and growing every few seconds.)</para></summary>
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[Collection("RealApp")]
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public class AppLogRotationTests
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{
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[Fact]
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public void The_startup_log_rolls_at_its_cap_and_the_file_set_stays_bounded()
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{
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var directory = Path.Combine(Path.GetTempPath(),
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"ytlive-log-rotation-" + Guid.NewGuid().ToString("N"));
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Directory.CreateDirectory(directory);
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var live = Path.Combine(directory, "startup.log");
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var rolled = Path.Combine(directory, "startup.1.log");
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const long cap = 4096;
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var first = "first-" + new string('x', 3000);
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var second = "second-" + new string('y', 3000);
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var third = "third-" + new string('z', 3000);
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try
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{
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AppLog.PathOverride = live;
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AppLog.MaxBytes = cap;
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AppLog.Write(first);
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AppLog.Write(second);
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Assert.False(File.Exists(rolled)); // under the cap — nothing rolls yet
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AppLog.Write(third); // this write trips the cap
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Assert.True(File.Exists(rolled));
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Assert.Contains(first, File.ReadAllText(rolled));
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Assert.Contains(second, File.ReadAllText(rolled));
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Assert.DoesNotContain(first, File.ReadAllText(live)); // the live file is fresh
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Assert.Contains(third, File.ReadAllText(live));
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Assert.True(new FileInfo(live).Length < cap);
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// A second roll must not grow the file set: the live file plus one rolled copy.
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AppLog.Write(first);
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AppLog.Write(second);
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AppLog.Write(third);
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var files = Directory.GetFiles(directory)
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.Select(Path.GetFileName)
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.OrderBy(name => name, StringComparer.Ordinal)
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.ToArray();
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Assert.Equal(new[] { "startup.1.log", "startup.log" }, files);
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}
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finally
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{
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AppLog.PathOverride = null;
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AppLog.MaxBytes = 5 * 1024 * 1024;
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try { Directory.Delete(directory, true); } catch { }
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}
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}
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}
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