sharness: added ipfs dag stat tests

ipfs · Aug 17, 2020 · e7b35d2 · e7b35d2
1 parent 640ed77
commit e7b35d2
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Showing 2 changed files with 36 additions and 1 deletion.
diff --git a/core/commands/dag/dag.go b/core/commands/dag/dag.go
@@ -776,7 +776,7 @@ Note: This command skips duplicate blocks in reporting both size and the number
 		cmds.Text: cmds.MakeTypedEncoder(func(req *cmds.Request, w io.Writer, event *DagStat) error {
 			_, err := fmt.Fprintf(
 				w,
-				"%v",
+				"%v\n",
 				event,
 			)
 			return err

diff --git a/test/sharness/t0053-dag.sh b/test/sharness/t0053-dag.sh
@@ -268,6 +268,41 @@ test_dag_cmd() {
     test_cmp resolve_obj_exp resolve_obj &&
     test_cmp resolve_data_exp resolve_data
   '
+
+  test_expect_success "dag stat of simple IPLD object" '
+    ipfs dag stat $NESTED_HASH > actual_stat_inner_ipld_obj &&
+    echo "Size: 15, NumBlocks: 1" > exp_stat_inner_ipld_obj &&
+    test_cmp exp_stat_inner_ipld_obj actual_stat_inner_ipld_obj &&
+    ipfs dag stat $HASH > actual_stat_ipld_obj &&
+    echo "Size: 61, NumBlocks: 2" > exp_stat_ipld_obj &&
+    test_cmp exp_stat_ipld_obj actual_stat_ipld_obj
+  '
+
+  test_expect_success "dag stat of simple UnixFS object" '
+    BASIC_UNIXFS=$(echo "1234" | ipfs add --pin=false -q) &&
+    ipfs dag stat $BASIC_UNIXFS > actual_stat_basic_unixfs &&
+    echo "Size: 13, NumBlocks: 1" > exp_stat_basic_unixfs &&
+    test_cmp exp_stat_basic_unixfs actual_stat_basic_unixfs
+  '
+
+  # The multiblock file is just 10000 copies of the number 1
+  # As most of its data is replicated it should have a small number of blocks
+  test_expect_success "dag stat of multiblock UnixFS object" '
+    MULTIBLOCK_UNIXFS=$(printf "1%.0s" {1..10000000} | ipfs add --pin=false -q) &&
+    ipfs dag stat $MULTIBLOCK_UNIXFS > actual_stat_multiblock_unixfs &&
+    echo "Size: 302582, NumBlocks: 3" > exp_stat_multiblock_unixfs &&
+    test_cmp exp_stat_multiblock_unixfs actual_stat_multiblock_unixfs
+  '
+
+  test_expect_success "dag stat of directory of UnixFS objects" '
+    mkdir unixfsdir &&
+    echo "1234" > unixfsdir/small.txt
+    printf "1%.0s" {1..10000000} > unixfsdir/many1s.txt &&
+    DIRECTORY_UNIXFS=$(ipfs add -r --pin=false -Q unixfsdir) &&
+    ipfs dag stat $DIRECTORY_UNIXFS > actual_stat_directory_unixfs &&
+    echo "Size: 302705, NumBlocks: 5" > exp_stat_directory_unixfs &&
+    test_cmp exp_stat_directory_unixfs actual_stat_directory_unixfs
+  '
 }
 
 # should work offline