[GNUnet-SVN] [taler-merchant] branch master updated: 'start' and 'nrows' not hardcoded anymore in testcase.

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marcello pushed a commit to branch master
in repository merchant.

The following commit(s) were added to refs/heads/master by this push:
     new b6f8454  'start' and 'nrows' not hardcoded anymore in testcase.
b6f8454 is described below

commit b6f8454085041d96777ad9bf4cbb61b8a040b42d
Author: Marcello Stanisci <address@hidden>
AuthorDate: Mon Mar 20 16:26:15 2017 +0100

    'start' and 'nrows' not hardcoded anymore in testcase.
---
 src/backenddb/plugin_merchantdb_postgres.c |  6 ++++++
 src/lib/test_merchant_api.c                | 23 +++++++++++++++++++----
 2 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/src/backenddb/plugin_merchantdb_postgres.c 
b/src/backenddb/plugin_merchantdb_postgres.c
index 9de6294..ff1aafc 100644
--- a/src/backenddb/plugin_merchantdb_postgres.c
+++ b/src/backenddb/plugin_merchantdb_postgres.c
@@ -826,6 +826,12 @@ postgres_store_transfer_to_proof (void *cls,
  * @param merchant_pub instance's public key; only rows related to this
  * instance are returned.
  * @param start only rows with serial id less than start are returned.
+ * In other words, you lower `start` to get older records. The tipical
+ * usage is to firstly call `find_proposal_data_by_date`, so that you get
+ * the `nrows` youngest records. The oldest of those records will tell you
+ * from which timestamp and `start` you can query the DB in order to get
+ * furtherly older records, and so on. Alternatively, you can use always
+ * the same timestamp and just go behind in history by tuning `start`.
  * @param nrows only nrows rows are returned.
  * @param cb function to call with transaction data, can be NULL.
  * @param cb_cls closure for @a cb
diff --git a/src/lib/test_merchant_api.c b/src/lib/test_merchant_api.c
index 58075c0..5e68332 100644
--- a/src/lib/test_merchant_api.c
+++ b/src/lib/test_merchant_api.c
@@ -596,6 +596,17 @@ struct Command
        */
       struct TALER_MERCHANT_HistoryOperation *ho;
 
+      /**
+       * The backend will return records with row_id
+       * less than this value.
+       */
+      unsigned int start;
+
+      /**
+       * The backend will return at most `nrows` records.
+       */
+      unsigned int nrows;
+
     } history;
 
 
@@ -1850,8 +1861,8 @@ interpreter_run (void *cls)
        (cmd->details.history.ho = TALER_MERCHANT_history (ctx,
                                                          MERCHANT_URI,
                                                           instance,
-                                                          20,
-                                                          20,
+                                                          
cmd->details.history.start,
+                                                          
cmd->details.history.nrows,
                                                          
cmd->details.history.date,
                                                          history_cb,
                                                          is)))
@@ -2342,14 +2353,18 @@ run (void *cls)
       .expected_response_code = MHD_HTTP_OK,
       /*all records to be returned*/
       .details.history.date.abs_value_us = 43 * 1000LL * 1000LL,
-      .details.history.nresult = 2
+      .details.history.nresult = 2,
+      .details.history.start = 10,
+      .details.history.nrows = 10
     },
     { .oc = OC_HISTORY,
       .label = "history-2",
       .expected_response_code = MHD_HTTP_OK,
       /*no records returned, time limit too ancient*/
       .details.history.date.abs_value_us = 0,
-      .details.history.nresult = 0
+      .details.history.nresult = 0,
+      .details.history.start = 10,
+      .details.history.nrows = 10
     },
 
     /* end of testcase */

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