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Add comments to unit tests

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Merge from Widevine repo of http://go/wvgerrit/73383

Partners have been requesting more explanation for what each test is
doing.  This is an attempt to clarify some of the tests.

Bug: 119640588
Test: unit tests
Change-Id: I270203b4e8fa7e65abb55297788e4d55856e7dcd
This commit is contained in:
Fred Gylys-Colwell
2019-03-03 21:16:55 -08:00
parent 50e4d67415
commit 5f7803dedd
7 changed files with 306 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
libwvdrmengine/oemcrypto/test/oemcrypto_test_android.cpp
View File

@@ -43,6 +43,7 @@ TEST_F(OEMCryptoAndroidLMPTest, GetKeyDataImplemented) {
}
}
// Android devices must have a valid keybox.
TEST_F(OEMCryptoAndroidLMPTest, ValidKeybox) {
if (OEMCrypto_GetProvisioningMethod() == OEMCrypto_Keybox) {
ASSERT_EQ(OEMCrypto_SUCCESS, OEMCrypto_IsKeyboxValid());
@@ -70,12 +71,14 @@ TEST_F(OEMCryptoAndroidLMPTest, RewrapDeviceRSAKeyImplemented) {
}
}
// This verifies that the device can load a DRM Certificate.
TEST_F(OEMCryptoAndroidLMPTest, RSASignatureImplemented) {
ASSERT_NE(
OEMCrypto_ERROR_NOT_IMPLEMENTED,
OEMCrypto_GenerateRSASignature(0, NULL, 0, NULL, NULL, kSign_RSASSA_PSS));
}
// The Generic Crypto API functions are required for Android.
TEST_F(OEMCryptoAndroidLMPTest, GenericCryptoImplemented) {
ASSERT_NE(OEMCrypto_ERROR_NOT_IMPLEMENTED,
OEMCrypto_Generic_Encrypt(0, NULL, 0, NULL,
@@ -91,10 +94,13 @@ TEST_F(OEMCryptoAndroidLMPTest, GenericCryptoImplemented) {
OEMCrypto_Generic_Verify(0, NULL, 0, OEMCrypto_HMAC_SHA256, NULL, 0));
}
// Android requires support of usage table. The usage table is used for Secure
// Stops and for offline licenses.
TEST_F(OEMCryptoAndroidLMPTest, SupportsUsageTable) {
ASSERT_TRUE(OEMCrypto_SupportsUsageTable());
}
// Android devices require L1 OEMCrypto.
TEST_F(OEMCryptoAndroidLMPTest, Level1Required) {
const char* char_level = OEMCrypto_SecurityLevel();
std::string security_level(char_level ? char_level : "");
@@ -112,6 +118,8 @@ TEST_F(OEMCryptoAndroidMNCTest, MinVersionNumber10) {
ASSERT_GE(version, 10u);
}
// Android devices using Provisioning 2.0 must be able to load a test keybox.
// If they are not using Provisioning 2.0, then they must use Provisioning 3.0.
TEST_F(OEMCryptoAndroidMNCTest, LoadsTestKeyboxImplemented) {
if (OEMCrypto_Keybox == OEMCrypto_GetProvisioningMethod()) {
ASSERT_EQ(OEMCrypto_SUCCESS, OEMCrypto_LoadTestKeybox(
@@ -123,6 +131,7 @@ TEST_F(OEMCryptoAndroidMNCTest, LoadsTestKeyboxImplemented) {
}
}
// Android requires implementation of these functions.
TEST_F(OEMCryptoAndroidMNCTest, NumberOfSessionsImplemented) {
ASSERT_NE(OEMCrypto_ERROR_NOT_IMPLEMENTED,
OEMCrypto_GetNumberOfOpenSessions(NULL));
@@ -130,6 +139,7 @@ TEST_F(OEMCryptoAndroidMNCTest, NumberOfSessionsImplemented) {
OEMCrypto_GetMaxNumberOfSessions(NULL));
}
// Android requires implementation of these functions.
TEST_F(OEMCryptoAndroidMNCTest, QueryKeyControlImplemented) {
ASSERT_NE(OEMCrypto_ERROR_NOT_IMPLEMENTED,
OEMCrypto_QueryKeyControl(0, NULL, 0, NULL, NULL));