From 847a12bd7029302d95c2b725758c7681b57235dc Mon Sep 17 00:00:00 2001 From: "Somhairle H. Marisol" Date: Tue, 22 Sep 2026 03:39:05 +0800 Subject: feat(perf): 帧率采样汇总纯函数 + 测试（P21） MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - PerformanceSummary.summarize：丢弃 warmup 后求每秒 FPS 的均值/最低/最高， 空样本返回 None；含 3 条单测（TDD）。 --- .../PerformanceSummaryTests.fs | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 src/LivingVillage.Desktop.Tests/PerformanceSummaryTests.fs (limited to 'src/LivingVillage.Desktop.Tests/PerformanceSummaryTests.fs') diff --git a/src/LivingVillage.Desktop.Tests/PerformanceSummaryTests.fs b/src/LivingVillage.Desktop.Tests/PerformanceSummaryTests.fs new file mode 100644 index 0000000..cd7c3b1 --- /dev/null +++ b/src/LivingVillage.Desktop.Tests/PerformanceSummaryTests.fs @@ -0,0 +1,34 @@ +namespace LivingVillage.Desktop.Tests + +open System +open Microsoft.VisualStudio.TestTools.UnitTesting +open LivingVillage.Desktop + +[] +type PerformanceSummaryTests () = + + let close (expected: float) (actual: float) = + Assert.IsTrue(abs (expected - actual) < 0.0001, sprintf "expected %f but got %f" expected actual) + + [] + member _.SummarizeDropsWarmupAndReportsMeanMinMax () = + match PerformanceSummary.summarize 2 [ 10.0; 20.0; 30.0; 40.0 ] with + | None -> Assert.Fail("expected a summary") + | Some summary -> + Assert.AreEqual(2, summary.Count) + close 35.0 summary.Mean + close 30.0 summary.Min + close 40.0 summary.Max + + [] + member _.SummarizeReturnsNoneWhenNoRealSampleRemains () = + Assert.IsTrue((PerformanceSummary.summarize 5 [ 1.0; 2.0 ]).IsNone) + Assert.IsTrue((PerformanceSummary.summarize 0 []).IsNone) + + [] + member _.SummarizeWithZeroWarmupKeepsEverySample () = + match PerformanceSummary.summarize 0 [ 60.0; 59.5; 61.0 ] with + | None -> Assert.Fail("expected a summary") + | Some summary -> + Assert.AreEqual(3, summary.Count) + close 59.5 summary.Min -- cgit v1.2.3