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Instrumentation for EnvironmentVariablesTest.BindingDoesNotThrowIfReloadedDuringBinding test #120134

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Merged
merged 2 commits into from
Sep 26, 2025
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Merged

Instrumentation for EnvironmentVariablesTest.BindingDoesNotThrowIfReloadedDuringBinding test #120134

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Instrumentation for EnvironmentVariablesTest.BindingDoesNotThrowIfRel…
jkotas Sep 26, 2025
2f76fdf
Merge branch 'main' into issue-109904
jkotas Sep 26, 2025
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21 changes: 21 additions & 0 deletions ...Microsoft.Extensions.Configuration.EnvironmentVariables/tests/EnvironmentVariablesTest.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -285,6 +285,27 @@ public void AddEnvironmentVariablesUsingPrefixWithDoubleUnderscores_Bind_PrefixM

[ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsThreadingSupported))]
public void BindingDoesNotThrowIfReloadedDuringBinding()
{
// Instrumentation for https://github.com/dotnet/runtime/issues/109904. Failfast to generate a crash dump when the test fails with NullReferenceException.
try
{
BindingDoesNotThrowIfReloadedDuringBindingWorker();
}
catch (NullReferenceException) when (FailFast())
{
}

static bool FailFast()
{
Environment.FailFast(
"Instrumentation for https://github.com/dotnet/runtime/issues/109904" + Environment.NewLine +
"Microsoft.Extensions.Configuration.EnvironmentVariables.Test.EnvironmentVariablesTest.BindingDoesNotThrowIfReloadedDuringBinding [FAIL]" + Environment.NewLine +
"System.NullReferenceException : Object reference not set to an instance of an object.");
return false;
}
}

private void BindingDoesNotThrowIfReloadedDuringBindingWorker()
{
var dic = new Dictionary<string, string>
{
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