Cherry pick cdm udc-widevine-release changes to udc-widevine-dev to be in sync with 18.3 release

Merged from go/wvgerrit/178231

Bug: 290252845
Test: WVTS tests seem to be running and passing
Change-Id: Ifff9123a73e173e835a6e89ba7c2760e1cd500fd
(cherry picked from commit 6889845d2e7e24f22c00b333335c34259b3fc96e)

libwvdrmengine/oemcrypto/test/oemcrypto_provisioning_test.h

@@ -55,6 +55,19 @@ class OEMCryptoProv40Test : public OEMCryptoClientTest {
   }
 };
 
+class OEMCryptoProv40CastTest : public OEMCryptoClientTest,
+                                public testing::WithParamInterface<bool> {
+  void SetUp() override {
+    OEMCryptoClientTest::SetUp();
+    if (!global_features.cast_receiver) {
+      GTEST_SKIP() << "Test for cast devices only.";
+    }
+    if (global_features.provisioning_method != OEMCrypto_BootCertificateChain) {
+      GTEST_SKIP() << "Test for Prov 4.0 devices only.";
+    }
+  }
+};
+
 //
 // Certificate Root of Trust Tests
 //
@@ -126,6 +139,31 @@ class OEMCryptoLoadsCertificate : public OEMCryptoSessionTestKeyboxTest {
   }
 };
 
+// These tests are run by all L1 devices that load and use certificates.  It is
+// also run by a few L3 devices that use a baked in certificate, but cannot load
+// a certificate.
+class OEMCryptoUsesCertificate : public OEMCryptoLoadsCertificate {
+ protected:
+  void SetUp() override {
+    OEMCryptoLoadsCertificate::SetUp();
+    ASSERT_NO_FATAL_FAILURE(session_.open());
+    if (global_features.derive_key_method ==
+        DeviceFeatures::LOAD_TEST_RSA_KEY) {
+      ASSERT_NO_FATAL_FAILURE(session_.SetRsaPublicKeyFromPrivateKeyInfo(
+          encoded_rsa_key_.data(), encoded_rsa_key_.size()));
+    } else {
+      InstallTestDrmKey(&session_);
+    }
+  }
+
+  void TearDown() override {
+    ASSERT_NO_FATAL_FAILURE(session_.close());
+    OEMCryptoLoadsCertificate::TearDown();
+  }
+
+  Session session_;
+};
+
 }  // namespace wvoec
 
 #endif  // CDM_OEMCRYPTO_PROVISIONING_TEST_