mvfst: enable tests

pkgs/by-name/mv/mvfst/package.nix

@@ -14,6 +14,8 @@
   darwinMinVersionHook,
 
   fizz,
+
+  gtest,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -47,11 +49,17 @@ stdenv.mkDerivation (finalAttrs: {
     fizz
   ];
 
+  checkInputs = [
+    gtest
+  ];
+
   cmakeFlags =
     [
       (lib.cmakeBool "BUILD_SHARED_LIBS" (!stdenv.hostPlatform.isStatic))
 
       (lib.cmakeBool "CMAKE_INSTALL_RPATH_USE_LINK_PATH" true)
+
+      (lib.cmakeBool "BUILD_TESTS" finalAttrs.finalPackage.doCheck)
     ]
     ++ lib.optionals stdenv.hostPlatform.isDarwin [
       # Homebrew sets this, and the shared library build fails without
@@ -59,12 +67,46 @@ stdenv.mkDerivation (finalAttrs: {
       (lib.cmakeFeature "CMAKE_SHARED_LINKER_FLAGS" "-Wl,-undefined,dynamic_lookup")
     ];
 
+  __darwinAllowLocalNetworking = true;
+
+  doCheck = true;
+
   postPatch = ''
     # Make sure the libraries the `tperf` binary uses are installed.
     printf 'install(TARGETS mvfst_test_utils)\n' >> quic/common/test/CMakeLists.txt
     printf 'install(TARGETS mvfst_dsr_backend)\n' >> quic/dsr/CMakeLists.txt
   '';
 
+  checkPhase = ''
+    runHook preCheck
+
+    ctest -j $NIX_BUILD_CORES --output-on-failure ${
+      lib.optionalString stdenv.hostPlatform.isLinux (
+        lib.escapeShellArgs [
+          "--exclude-regex"
+          (lib.concatMapStringsSep "|" (test: "^${lib.escapeRegex test}$") [
+            "*/QuicClientTransportIntegrationTest.NetworkTest/*"
+            "*/QuicClientTransportIntegrationTest.FlowControlLimitedTest/*"
+            "*/QuicClientTransportIntegrationTest.NetworkTestConnected/*"
+            "*/QuicClientTransportIntegrationTest.SetTransportSettingsAfterStart/*"
+            "*/QuicClientTransportIntegrationTest.TestZeroRttSuccess/*"
+            "*/QuicClientTransportIntegrationTest.ZeroRttRetryPacketTest/*"
+            "*/QuicClientTransportIntegrationTest.NewTokenReceived/*"
+            "*/QuicClientTransportIntegrationTest.UseNewTokenThenReceiveRetryToken/*"
+            "*/QuicClientTransportIntegrationTest.TestZeroRttRejection/*"
+            "*/QuicClientTransportIntegrationTest.TestZeroRttNotAttempted/*"
+            "*/QuicClientTransportIntegrationTest.TestZeroRttInvalidAppParams/*"
+            "*/QuicClientTransportIntegrationTest.ChangeEventBase/*"
+            "*/QuicClientTransportIntegrationTest.ResetClient/*"
+            "*/QuicClientTransportIntegrationTest.TestStatelessResetToken/*"
+          ])
+        ]
+      )
+    }
+
+    runHook postCheck
+  '';
+
   meta = {
     description = "Implementation of the QUIC transport protocol";
     homepage = "https://github.com/facebook/mvfst";