gc: fix and re-enable sharness tests

I'm bumping up the waiting time significantly.
I prefer a slightly slower test to no test at all.

License: MIT
Signed-off-by: Lars Gierth <larsg@systemli.org>

test/sharness/t0082-repo-gc-auto.sh

@@ -7,10 +7,6 @@ test_description="Test ipfs repo auto gc"
 
 . lib/test-lib.sh
 
-skip_all="skipping auto repo gc tests until they can be fixed"
-
-test_done
-
 check_ipfs_storage() {
     ipfs config Datastore.StorageMax
 }
@@ -33,17 +29,16 @@ test_launch_ipfs_daemon --enable-gc
 
 test_gc() {
     test_expect_success "adding data below watermark doesn't trigger auto gc" '
-        ipfs add 600k1 >/dev/null &&
+        ipfs add -q --pin=false 600k1 >/dev/null &&
         disk_usage "$IPFS_PATH/blocks" >expected &&
-        go-sleep 40ms &&
+        go-sleep 200ms &&
         disk_usage "$IPFS_PATH/blocks" >actual &&
         test_cmp expected actual
     '
 
     test_expect_success "adding data beyond watermark triggers auto gc" '
-        HASH=`ipfs add -q 600k2` &&
-        ipfs pin rm -r $HASH &&
-        go-sleep 40ms &&
+        ipfs add -q --pin=false 600k2 >/dev/null &&
+        go-sleep 200ms &&
         DU=$(disk_usage "$IPFS_PATH/blocks") &&
         if test $(uname -s) = "Darwin"; then
             test "$DU" -lt 1400  # 60% of 2MB
@@ -53,15 +48,6 @@ test_gc() {
     '
 }
 
-#TODO: conditional GC test is disabled due to files size bug in ipfs add
-#test_expect_success "adding data beyond storageMax fails" '
-#    test_must_fail ipfs add 2M 2>add_fail_out
-#'
-#test_expect_success "ipfs add not enough space message looks good" '
-#    echo "Error: file size exceeds slack space allowed by storageMax. Maybe unpin some files?" >add_fail_exp &&
-#    test_cmp add_fail_exp add_fail_out
-#'
-
 test_expect_success "periodic auto gc stress test" '
     for i in $(test_seq 1 20)
     do