Hans Leidekker : dssenh/tests: Add tests for CryptDuplicateKey.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 04acc70df45dbff7d244134016d1a2172b1a8f59
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=04acc70df45dbff7d244134016d1a2172b1a8f59

Author: Hans Leidekker <hans at codeweavers.com>
Date:   Tue Oct 20 10:13:15 2020 +0200

dssenh/tests: Add tests for CryptDuplicateKey.

Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/dssenh/tests/dssenh.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/dlls/dssenh/tests/dssenh.c b/dlls/dssenh/tests/dssenh.c
index d3f3172230e..e9c62cb99de 100644
--- a/dlls/dssenh/tests/dssenh.c
+++ b/dlls/dssenh/tests/dssenh.c
@@ -1514,6 +1514,36 @@ static void test_userkey(void)
     ok(!hprov, "got %08x\n", (DWORD)hprov);
 }
 
+static void test_duplicate_key(void)
+{
+    HCRYPTPROV hprov;
+    HCRYPTKEY hkey, hkey2;
+    DWORD len;
+    BOOL result;
+    BYTE buf[512];
+
+    result = CryptAcquireContextA(&hprov, NULL, MS_DEF_DSS_PROV_A, PROV_DSS, CRYPT_VERIFYCONTEXT);
+    ok(result, "got %08x\n", GetLastError());
+
+    result = CryptImportKey(hprov, DSS_SIGN_PrivateKey, sizeof(DSS_SIGN_PrivateKey), 0, CRYPT_EXPORTABLE, &hkey);
+    ok(result, "got %08x\n", GetLastError());
+
+    result = CryptDuplicateKey(hkey, NULL, 0, &hkey2);
+    ok(result, "got %08x\n", GetLastError());
+
+    len = sizeof(buf);
+    result = CryptExportKey(hkey2, 0, PRIVATEKEYBLOB, 0, buf, &len);
+    ok(result, "got %08x\n", GetLastError());
+    ok(len == sizeof(DSS_SIGN_PrivateKey), "got %u\n", len);
+    ok(!memcmp(buf, DSS_SIGN_PrivateKey, sizeof(DSS_SIGN_PrivateKey)), "wrong data\n");
+
+    result = CryptDestroyKey(hkey2);
+    ok(result, "got %08x\n", GetLastError());
+
+    result = CryptDestroyKey(hkey);
+    ok(result, "got %08x\n", GetLastError());
+}
+
 START_TEST(dssenh)
 {
     test_acquire_context();
@@ -1525,4 +1555,5 @@ START_TEST(dssenh)
     test_key_exchange();
     test_duplicate_hash();
     test_userkey();
+    test_duplicate_key();
 }