[tracker] tests: Fix warnings in tracker-miner-fs-test

[Sam Thursfield <sthursfield src gnome org>]

commit a0b50bbf2ad6005ec80a4f826db827b489104cdc
Author: Sam Thursfield <sam afuera me uk>
Date:   Wed Jul 11 16:52:00 2018 +0200

    tests: Fix warnings in tracker-miner-fs-test

 tests/libtracker-miner/tracker-miner-fs-test.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/tests/libtracker-miner/tracker-miner-fs-test.c b/tests/libtracker-miner/tracker-miner-fs-test.c
index 4d434f23a..3ec5d278e 100644
--- a/tests/libtracker-miner/tracker-miner-fs-test.c
+++ b/tests/libtracker-miner/tracker-miner-fs-test.c
@@ -115,7 +115,7 @@ test_miner_remove_children (TrackerMinerFS *miner,
                                  "} WHERE {"
                                  "  ?u nie:url ?url ."
                                  "  FILTER (STRSTARTS (?url, '%s/'))"
-                                 "}", uri, uri);
+                                 "}", uri);
        g_free (uri);
 
        return sparql;
@@ -366,7 +366,7 @@ fixture_get_content (TrackerMinerFSTestFixture *fixture)
                                 "     nie:url ?url ."
                                 "  BIND (SUBSTR (?url, %d) AS ?path)"
                                 "} ORDER BY ?path",
-                                strlen (root_uri) + 2);
+                                (int)strlen (root_uri) + 2);
        g_free (root_uri);
 
 
@@ -882,7 +882,6 @@ test_content_filter_on_parent_root (TrackerMinerFSTestFixture *fixture,
                                    gconstpointer              data)
 {
        TrackerIndexingTree *indexing_tree;
-       GError *error = NULL;
 
        CREATE_FOLDER (fixture, "non-recursive");
        CREATE_FOLDER (fixture, "non-recursive/recursive");