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test(infra): DbDiagnose 用例库不可达自守卫——真探测一次+进程级缓存结论

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原守卫 try 挂在 GetYLDbContext() 上永远打不中（EF context 构造不连库，
Connect Timeout 发生在首个查询），无库裸跑 14 个用例逐个假红且各耗 15s。
改为 DbDiagnoseGuard.RequireTestDb()：CanConnect 真探测一次并缓存，
不可达全批 Inconclusive——裸跑不再有假失败噪音，探测成本 14×15s→1×15s。
连上库的机器行为不变（照常真跑）。
This commit is contained in:
hjhan
2026-08-18 09:58:16 +08:00
parent 7a5089555d
commit 90d1d85b4a
5 changed files with 45 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
UnitTestProject/Modules/DbDiagnoseGuard.cs
+33
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@@ -0,0 +1,33 @@
namespace YLErp.Modules
{
/// <summary>
/// DbDiagnose 用例自守卫：真实探测一次测试库可达性并缓存结论（整个测试进程共享）。
/// 不可达 → Assert.Inconclusive：裸跑全量不再出假红，且多个用例只付一次连接超时。
/// 原先各用例把 try 挂在 GetYLDbContext() 上是无效守卫——EF context 构造不连库，
/// Connect Timeout 发生在首个查询执行时，守卫永远打不中。
/// </summary>
public static class DbDiagnoseGuard
{
private static int _state; // 0=未探测 1=可达 2=不可达
public static void RequireTestDb()
{
var state = Volatile.Read(ref _state);
if (state == 1) return;
if (state == 2) Assert.Inconclusive("测试库不可达（结论已缓存），跳过 DbDiagnose 用例");
try
{
using var db = DbContextFactory.GetYLDbContext();
if (!db.Database.CanConnect())
throw new InvalidOperationException("CanConnect=false");
Volatile.Write(ref _state, 1);
}
catch (Exception ex)
{
Volatile.Write(ref _state, 2);
Assert.Inconclusive($"无法连接测试库，跳过 DbDiagnose 用例：{ex.Message}");
}
}
}
}
UnitTestProject/Modules/EodModule/GLMS20260805FR007UnderlyingIdDiagnoseTest.cs
+6
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@@ -31,6 +31,7 @@ namespace YLErp.Modules.EodModule
[TestCategory("DbDiagnose")]
public void Diagnose_FR007_UnderlyingIdMismatch()
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -164,6 +165,7 @@ namespace YLErp.Modules.EodModule
public void Diagnose_Trade_FR007_ResetDays()
{
const string TradeNumber = "GLMS-JIATT-20260805-FICC-01-2180120IB";
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -256,6 +258,7 @@ namespace YLErp.Modules.EodModule
public void Diagnose_EOD_vs_Unwind_Compound_DailyCompare()
{
const string TradeNumber = "GLMS-JIATT-20260805-FICC-01-2180120IB";
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -367,6 +370,7 @@ namespace YLErp.Modules.EodModule
{
const string TradeNumber = "GLMS-JIATT-20260805-FICC-01-2180120IB";
const long CompoundPositionId = 38122;
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -431,6 +435,7 @@ namespace YLErp.Modules.EodModule
public void Diagnose_Trade_804_ResetDay_FloatRate_Trace()
{
const string TradeNumber = "GLMS-JIATT-20260805-FICC-01-2180120IB";
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -528,6 +533,7 @@ namespace YLErp.Modules.EodModule
public void Diagnose_Trade_AllLegs_And_EodMapping()
{
const string TradeNumber = "GLMS-JIATT-20260805-FICC-01-2180120IB";
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
UnitTestProject/Modules/SwapModule/GLMS20260701DbDiagnoseTest.cs
+3
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@@ -28,6 +28,7 @@ namespace YLErp.Modules.SwapModule
[TestCategory("DbDiagnose")]
public void Record_RealSnapshot()
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -113,6 +114,7 @@ namespace YLErp.Modules.SwapModule
private void DiagnoseTrade(string tradeNumber)
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -266,6 +268,7 @@ namespace YLErp.Modules.SwapModule
public void Diagnose_0006_UnwindPercentRate_Display()
{
const string tradeNumber = "GLMS-20260701-0006";
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
UnitTestProject/Modules/SwapModule/GLMS20260805ClosePercentDiffDiagnoseTest.cs
+2
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@@ -32,6 +32,7 @@ namespace YLErp.Modules.SwapModule
[TestCategory("DbDiagnose")]
public void Record_RealSnapshot()
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
@@ -193,6 +194,7 @@ namespace YLErp.Modules.SwapModule
[TestCategory("DbDiagnose")]
public void Diagnose_100vs40_InterestDiff()
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库：{ex.Message}"); return; }
UnitTestProject/Modules/SwapModule/Margin/MarginInterestGoldenReplayTest.cs
+1
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@@ -47,6 +47,7 @@ namespace UnitTestProject.Modules.SwapModule.Margin
[TestCategory("DbDiagnose")]
public void 保证金腿_真实库_EOD逐日新旧比对()
{
DbDiagnoseGuard.RequireTestDb();
YLContext db;
try { db = DbContextFactory.GetYLDbContext(); }
catch (Exception ex) { Assert.Inconclusive($"无法连接测试库(192.168.2.96)：{ex.Message}"); return; }