[tracker: 13/13] Merge branch 'wip/carlosg/sparql-corners' into 'master'

[Sam Thursfield <sthursfield src gnome org>]

commit 86a4d087b78732b29dd445d2ea7106397a016a4e
Merge: 54797ce97 f2d2511b5
Author: Sam Thursfield <sam afuera me uk>
Date:   Tue Mar 2 09:37:03 2021 +0000

    Merge branch 'wip/carlosg/sparql-corners' into 'master'
    
    Fix some SPARQL corner cases
    
    Closes #259
    
    See merge request GNOME/tracker!377

 src/libtracker-data/tracker-sparql.c               | 134 ++++++++++++++++++---
 src/libtracker-data/tracker-vtab-service.c         |  10 +-
 tests/libtracker-data/algebra/modifier-limit-1.out |   1 +
 tests/libtracker-data/algebra/modifier-limit-1.rq  |   1 +
 .../algebra/modifier-limit-offset-1.out            |   1 +
 .../algebra/modifier-limit-offset-1.rq             |   1 +
 .../algebra/modifier-limit-offset-2.out            |   1 +
 .../algebra/modifier-limit-offset-2.rq             |   2 +
 .../libtracker-data/algebra/modifier-offset-1.out  |   2 +
 tests/libtracker-data/algebra/modifier-offset-1.rq |   1 +
 .../bind/bind-reused-different-patterns.out        |   2 +
 .../bind/bind-reused-different-patterns.rq         |   3 +
 .../error/bind-reused-same-pattern.out             |   0
 .../error/bind-reused-same-pattern.rq              |   3 +
 tests/libtracker-data/functions/data-5.ttl         |  19 +++
 .../functions/functions-property-2.out             |   3 +
 .../functions/functions-property-2.rq              |   8 ++
 tests/libtracker-data/graph/graph-unbound-1.out    |   2 +
 tests/libtracker-data/graph/graph-unbound-1.rq     |   1 +
 tests/libtracker-data/graph/graph-unbound-2.out    |   2 +
 tests/libtracker-data/graph/graph-unbound-2.rq     |   1 +
 tests/libtracker-data/graph/graph-unbound-3.out    |   6 +
 tests/libtracker-data/graph/graph-unbound-3.rq     |   1 +
 tests/libtracker-data/service/service-empty-1.out  |   0
 tests/libtracker-data/service/service-empty-1.rq   |   4 +
 tests/libtracker-data/service/service-empty-2.out  |   0
 tests/libtracker-data/service/service-empty-2.rq   |   5 +
 tests/libtracker-data/tracker-service-test.c       |   2 +
 tests/libtracker-data/tracker-sparql-test.c        |  11 ++
 29 files changed, 209 insertions(+), 18 deletions(-)
---