nserver: protocol: Define ssdump.

* nserver/src/protocol.c (ssdump): New function.
* nserver/tests/protocol_tests.c (test_ssdump): New test.
(all_tests): Add test_ssdump.

2 files changed, 48 insertions, 0 deletions

diff --git a/nserver/src/protocol.c b/nserver/src/protocol.c
index adcfc21..bb23b92 100644
--- a/nserver/src/protocol.c
+++ b/nserver/src/protocol.c
@@ -103,3 +103,22 @@ double ssmean(char *key)
     return -1;
 }
 
+char *ssdump(char *key)
+{
+    check(hash != NULL, "hash not initialized");
+
+    // 1. create bstring from 'key'.
+    bstring k = bfromcstr(key);
+
+    // 2. try to get Stats for key.
+    Stats *st = (Stats *) Hashmap_get(hash, k);
+    check(st != NULL, "stats not found for key");
+
+    // 3. get dump.
+    char *dstr = Stats_dump(st);
+    check(dstr != NULL, "dump failed for key");
+
+    return dstr;
+ error:
+    return NULL;
+}
diff --git a/nserver/tests/protocol_tests.c b/nserver/tests/protocol_tests.c
index bc8a3db..96450be 100644
--- a/nserver/tests/protocol_tests.c
+++ b/nserver/tests/protocol_tests.c
@@ -58,6 +58,34 @@ char *test_ssmean()
     return NULL;
 }
 
+char *test_ssdump()
+{
+    char *dstr = NULL;
+
+    dstr = ssdump("crimson");
+    mu_assert(dstr != NULL, "ssdump failed 0");
+    debug("DUMP: %s", dstr);
+
+    // clean up.
+    free(dstr);
+
+    dstr = ssdump("/vermilion");
+    mu_assert(dstr != NULL, "ssdump failed 1");
+    debug("DUMP: %s", dstr);
+
+    // clean up.
+    free(dstr);
+
+    dstr = ssdump("/ruby");
+    mu_assert(dstr == NULL, "ssdump failed 2");
+    debug("DUMP: %s", dstr);
+
+    // clean up.
+    free(dstr);
+
+    return NULL;
+}
+
 char *test_ssdelete()
 {
     int rc = 0;
@@ -81,6 +109,7 @@ char *all_tests()
     mu_run_test(test_sscreate);
     mu_run_test(test_sssample);
     mu_run_test(test_ssmean);
+    mu_run_test(test_ssdump);
     mu_run_test(test_ssdelete);
 
     return NULL;