Rename example_sign to evp_test.

This stopped being a sample program a bit ago.

Change-Id: I23301fd71a373f995847dcfd64346bd262811f39
Reviewed-on: https://boringssl-review.googlesource.com/2131
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/crypto/evp/CMakeLists.txt b/crypto/evp/CMakeLists.txt
index 43e351a..dc1734c 100644
--- a/crypto/evp/CMakeLists.txt
+++ b/crypto/evp/CMakeLists.txt
@@ -23,9 +23,9 @@
 
 
 add_executable(
-	example_sign
+	evp_test
 
-	example_sign.c
+	evp_test.c
 )
 
-target_link_libraries(example_sign crypto)
+target_link_libraries(evp_test crypto)
diff --git a/crypto/evp/example_sign.c b/crypto/evp/evp_test.c
similarity index 98%
rename from crypto/evp/example_sign.c
rename to crypto/evp/evp_test.c
index 616fc34..670df37 100644
--- a/crypto/evp/example_sign.c
+++ b/crypto/evp/evp_test.c
@@ -258,7 +258,7 @@
   return ret;
 }
 
-static int example_EVP_DigestSignInit(void) {
+static int test_EVP_DigestSignInit(void) {
   int ret = 0;
   EVP_PKEY *pkey = NULL;
   uint8_t *sig = NULL;
@@ -315,7 +315,7 @@
   return ret;
 }
 
-static int example_EVP_DigestVerifyInit(void) {
+static int test_EVP_DigestVerifyInit(void) {
   int ret = 0;
   EVP_PKEY *pkey = NULL;
   EVP_MD_CTX md_ctx;
@@ -449,7 +449,7 @@
   return ret;
 }
 
-static int example_EVP_DigestVerifyInitFromAlgorithm(void) {
+static int test_EVP_DigestVerifyInitFromAlgorithm(void) {
   int ret = 0;
   CBS cert, cert_body, tbs_cert, algorithm, signature;
   uint8_t padding;
@@ -543,12 +543,12 @@
   CRYPTO_library_init();
   ERR_load_crypto_strings();
 
-  if (!example_EVP_DigestSignInit()) {
+  if (!test_EVP_DigestSignInit()) {
     fprintf(stderr, "EVP_DigestSignInit failed\n");
     return 1;
   }
 
-  if (!example_EVP_DigestVerifyInit()) {
+  if (!test_EVP_DigestVerifyInit()) {
     fprintf(stderr, "EVP_DigestVerifyInit failed\n");
     return 1;
   }
@@ -558,7 +558,7 @@
     return 1;
   }
 
-  if (!example_EVP_DigestVerifyInitFromAlgorithm()) {
+  if (!test_EVP_DigestVerifyInitFromAlgorithm()) {
     fprintf(stderr, "EVP_DigestVerifyInitFromAlgorithm failed\n");
     return 1;
   }
diff --git a/util/all_tests.sh b/util/all_tests.sh
index de6800f..f6188d1 100644
--- a/util/all_tests.sh
+++ b/util/all_tests.sh
@@ -36,7 +36,7 @@
 ./crypto/ec/example_mul
 ./crypto/ecdsa/ecdsa_test
 ./crypto/err/err_test
-./crypto/evp/example_sign
+./crypto/evp/evp_test
 ./crypto/hmac/hmac_test
 ./crypto/lhash/lhash_test
 ./crypto/md5/md5_test