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[libvirt] [PATCH 21/24] tests: qemumonitorjson: Add test case for node name detection with blockjob



qemu 2.9 returns an extra layer in the backing data if a block job is
active. Add a test case to see whether our code properly detects and
ignores such layer.
---
 ...mumonitorjson-nodename-blockjob-blockstats.json | 301 +++++++++
 ...umonitorjson-nodename-blockjob-named-nodes.json | 682 +++++++++++++++++++++
 .../qemumonitorjson-nodename-blockjob.result       |  26 +
 tests/qemumonitorjsontest.c                        |   1 +
 4 files changed, 1010 insertions(+)
 create mode 100644 tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-blockstats.json
 create mode 100644 tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-named-nodes.json
 create mode 100644 tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob.result

diff --git a/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-blockstats.json b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-blockstats.json
new file mode 100644
index 000000000..51cd664c2
--- /dev/null
+++ b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-blockstats.json
@@ -0,0 +1,301 @@
+[
+    {
+      "device": "drive-ide0-0-0",
+      "stats": {
+        "flush_total_time_ns": 0,
+        "wr_highest_offset": 0,
+        "wr_total_time_ns": 0,
+        "failed_wr_operations": 0,
+        "failed_rd_operations": 0,
+        "wr_merged": 0,
+        "wr_bytes": 0,
+        "timed_stats": [
+
+        ],
+        "failed_flush_operations": 0,
+        "account_invalid": true,
+        "rd_total_time_ns": 99763,
+        "flush_operations": 0,
+        "wr_operations": 0,
+        "rd_merged": 0,
+        "rd_bytes": 512,
+        "invalid_flush_operations": 0,
+        "account_failed": true,
+        "idle_time_ns": 1142142388760097,
+        "rd_operations": 1,
+        "invalid_wr_operations": 0,
+        "invalid_rd_operations": 0
+      },
+      "backing": {
+        "parent": {
+          "stats": {
+            "flush_total_time_ns": 0,
+            "wr_highest_offset": 0,
+            "wr_total_time_ns": 0,
+            "failed_wr_operations": 0,
+            "failed_rd_operations": 0,
+            "wr_merged": 0,
+            "wr_bytes": 0,
+            "timed_stats": [
+
+            ],
+            "failed_flush_operations": 0,
+            "account_invalid": false,
+            "rd_total_time_ns": 0,
+            "flush_operations": 0,
+            "wr_operations": 0,
+            "rd_merged": 0,
+            "rd_bytes": 0,
+            "invalid_flush_operations": 0,
+            "account_failed": false,
+            "rd_operations": 0,
+            "invalid_wr_operations": 0,
+            "invalid_rd_operations": 0
+          },
+          "node-name": "#block042"
+        },
+        "stats": {
+          "flush_total_time_ns": 0,
+          "wr_highest_offset": 0,
+          "wr_total_time_ns": 0,
+          "failed_wr_operations": 0,
+          "failed_rd_operations": 0,
+          "wr_merged": 0,
+          "wr_bytes": 0,
+          "timed_stats": [
+
+          ],
+          "failed_flush_operations": 0,
+          "account_invalid": false,
+          "rd_total_time_ns": 0,
+          "flush_operations": 0,
+          "wr_operations": 0,
+          "rd_merged": 0,
+          "rd_bytes": 0,
+          "invalid_flush_operations": 0,
+          "account_failed": false,
+          "rd_operations": 0,
+          "invalid_wr_operations": 0,
+          "invalid_rd_operations": 0
+        },
+        "backing": {
+          "parent": {
+            "stats": {
+              "flush_total_time_ns": 0,
+              "wr_highest_offset": 0,
+              "wr_total_time_ns": 0,
+              "failed_wr_operations": 0,
+              "failed_rd_operations": 0,
+              "wr_merged": 0,
+              "wr_bytes": 0,
+              "timed_stats": [
+
+              ],
+              "failed_flush_operations": 0,
+              "account_invalid": false,
+              "rd_total_time_ns": 0,
+              "flush_operations": 0,
+              "wr_operations": 0,
+              "rd_merged": 0,
+              "rd_bytes": 0,
+              "invalid_flush_operations": 0,
+              "account_failed": false,
+              "rd_operations": 0,
+              "invalid_wr_operations": 0,
+              "invalid_rd_operations": 0
+            },
+            "node-name": "#block259"
+          },
+          "stats": {
+            "flush_total_time_ns": 0,
+            "wr_highest_offset": 0,
+            "wr_total_time_ns": 0,
+            "failed_wr_operations": 0,
+            "failed_rd_operations": 0,
+            "wr_merged": 0,
+            "wr_bytes": 0,
+            "timed_stats": [
+
+            ],
+            "failed_flush_operations": 0,
+            "account_invalid": false,
+            "rd_total_time_ns": 0,
+            "flush_operations": 0,
+            "wr_operations": 0,
+            "rd_merged": 0,
+            "rd_bytes": 0,
+            "invalid_flush_operations": 0,
+            "account_failed": false,
+            "rd_operations": 0,
+            "invalid_wr_operations": 0,
+            "invalid_rd_operations": 0
+          },
+          "backing": {
+            "parent": {
+              "stats": {
+                "flush_total_time_ns": 0,
+                "wr_highest_offset": 0,
+                "wr_total_time_ns": 0,
+                "failed_wr_operations": 0,
+                "failed_rd_operations": 0,
+                "wr_merged": 0,
+                "wr_bytes": 0,
+                "timed_stats": [
+
+                ],
+                "failed_flush_operations": 0,
+                "account_invalid": false,
+                "rd_total_time_ns": 0,
+                "flush_operations": 0,
+                "wr_operations": 0,
+                "rd_merged": 0,
+                "rd_bytes": 0,
+                "invalid_flush_operations": 0,
+                "account_failed": false,
+                "rd_operations": 0,
+                "invalid_wr_operations": 0,
+                "invalid_rd_operations": 0
+              },
+              "node-name": "#block449"
+            },
+            "stats": {
+              "flush_total_time_ns": 0,
+              "wr_highest_offset": 0,
+              "wr_total_time_ns": 0,
+              "failed_wr_operations": 0,
+              "failed_rd_operations": 0,
+              "wr_merged": 0,
+              "wr_bytes": 0,
+              "timed_stats": [
+
+              ],
+              "failed_flush_operations": 0,
+              "account_invalid": false,
+              "rd_total_time_ns": 0,
+              "flush_operations": 0,
+              "wr_operations": 0,
+              "rd_merged": 0,
+              "rd_bytes": 0,
+              "invalid_flush_operations": 0,
+              "account_failed": false,
+              "rd_operations": 0,
+              "invalid_wr_operations": 0,
+              "invalid_rd_operations": 0
+            },
+            "backing": {
+              "parent": {
+                "stats": {
+                  "flush_total_time_ns": 0,
+                  "wr_highest_offset": 0,
+                  "wr_total_time_ns": 0,
+                  "failed_wr_operations": 0,
+                  "failed_rd_operations": 0,
+                  "wr_merged": 0,
+                  "wr_bytes": 0,
+                  "timed_stats": [
+
+                  ],
+                  "failed_flush_operations": 0,
+                  "account_invalid": false,
+                  "rd_total_time_ns": 0,
+                  "flush_operations": 0,
+                  "wr_operations": 0,
+                  "rd_merged": 0,
+                  "rd_bytes": 0,
+                  "invalid_flush_operations": 0,
+                  "account_failed": false,
+                  "rd_operations": 0,
+                  "invalid_wr_operations": 0,
+                  "invalid_rd_operations": 0
+                },
+                "node-name": "#block618"
+              },
+              "stats": {
+                "flush_total_time_ns": 0,
+                "wr_highest_offset": 0,
+                "wr_total_time_ns": 0,
+                "failed_wr_operations": 0,
+                "failed_rd_operations": 0,
+                "wr_merged": 0,
+                "wr_bytes": 0,
+                "timed_stats": [
+
+                ],
+                "failed_flush_operations": 0,
+                "account_invalid": false,
+                "rd_total_time_ns": 0,
+                "flush_operations": 0,
+                "wr_operations": 0,
+                "rd_merged": 0,
+                "rd_bytes": 0,
+                "invalid_flush_operations": 0,
+                "account_failed": false,
+                "rd_operations": 0,
+                "invalid_wr_operations": 0,
+                "invalid_rd_operations": 0
+              },
+              "backing": {
+                "parent": {
+                  "stats": {
+                    "flush_total_time_ns": 0,
+                    "wr_highest_offset": 0,
+                    "wr_total_time_ns": 0,
+                    "failed_wr_operations": 0,
+                    "failed_rd_operations": 0,
+                    "wr_merged": 0,
+                    "wr_bytes": 0,
+                    "timed_stats": [
+
+                    ],
+                    "failed_flush_operations": 0,
+                    "account_invalid": false,
+                    "rd_total_time_ns": 0,
+                    "flush_operations": 0,
+                    "wr_operations": 0,
+                    "rd_merged": 0,
+                    "rd_bytes": 0,
+                    "invalid_flush_operations": 0,
+                    "account_failed": false,
+                    "rd_operations": 0,
+                    "invalid_wr_operations": 0,
+                    "invalid_rd_operations": 0
+                  },
+                  "node-name": "#block846"
+                },
+                "stats": {
+                  "flush_total_time_ns": 0,
+                  "wr_highest_offset": 0,
+                  "wr_total_time_ns": 0,
+                  "failed_wr_operations": 0,
+                  "failed_rd_operations": 0,
+                  "wr_merged": 0,
+                  "wr_bytes": 0,
+                  "timed_stats": [
+
+                  ],
+                  "failed_flush_operations": 0,
+                  "account_invalid": false,
+                  "rd_total_time_ns": 0,
+                  "flush_operations": 0,
+                  "wr_operations": 0,
+                  "rd_merged": 0,
+                  "rd_bytes": 0,
+                  "invalid_flush_operations": 0,
+                  "account_failed": false,
+                  "rd_operations": 0,
+                  "invalid_wr_operations": 0,
+                  "invalid_rd_operations": 0
+                },
+                "node-name": "#block901"
+              },
+              "node-name": "#block717"
+            },
+            "node-name": "#block551"
+          },
+          "node-name": "#block312"
+        },
+        "node-name": "#block179"
+      },
+      "node-name": "#block3343"
+    }
+]
diff --git a/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-named-nodes.json b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-named-nodes.json
new file mode 100644
index 000000000..3cebb23a9
--- /dev/null
+++ b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob-named-nodes.json
@@ -0,0 +1,682 @@
+[
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "backing-image": {
+          "backing-image": {
+            "backing-image": {
+              "backing-image": {
+                "backing-image": {
+                  "virtual-size": 10485760,
+                  "filename": "/var/lib/libvirt/images/a",
+                  "format": "raw",
+                  "actual-size": 0,
+                  "dirty-flag": false
+                },
+                "backing-filename-format": "raw",
+                "virtual-size": 10485760,
+                "filename": "/var/lib/libvirt/images/c",
+                "cluster-size": 65536,
+                "format": "qcow2",
+                "actual-size": 200704,
+                "format-specific": {
+                  "type": "qcow2",
+                  "data": {
+                    "compat": "1.1",
+                    "lazy-refcounts": false,
+                    "refcount-bits": 16,
+                    "corrupt": false
+                  }
+                },
+                "full-backing-filename": "/var/lib/libvirt/images/a",
+                "backing-filename": "/var/lib/libvirt/images/a",
+                "dirty-flag": false
+              },
+              "backing-filename-format": "qcow2",
+              "virtual-size": 10485760,
+              "filename": "/var/lib/libvirt/images/d",
+              "cluster-size": 65536,
+              "format": "qcow2",
+              "actual-size": 200704,
+              "format-specific": {
+                "type": "qcow2",
+                "data": {
+                  "compat": "1.1",
+                  "lazy-refcounts": false,
+                  "refcount-bits": 16,
+                  "corrupt": false
+                }
+              },
+              "full-backing-filename": "/var/lib/libvirt/images/c",
+              "backing-filename": "/var/lib/libvirt/images/c",
+              "dirty-flag": false
+            },
+            "backing-filename-format": "qcow2",
+            "virtual-size": 10485760,
+            "filename": "/var/lib/libvirt/images/d.1499152668",
+            "cluster-size": 65536,
+            "format": "qcow2",
+            "actual-size": 200704,
+            "format-specific": {
+              "type": "qcow2",
+              "data": {
+                "compat": "1.1",
+                "lazy-refcounts": false,
+                "refcount-bits": 16,
+                "corrupt": false
+              }
+            },
+            "full-backing-filename": "/var/lib/libvirt/images/d",
+            "backing-filename": "/var/lib/libvirt/images/d",
+            "dirty-flag": false
+          },
+          "backing-filename-format": "qcow2",
+          "virtual-size": 10485760,
+          "filename": "/var/lib/libvirt/images/d.1499152698",
+          "cluster-size": 65536,
+          "format": "qcow2",
+          "actual-size": 200704,
+          "format-specific": {
+            "type": "qcow2",
+            "data": {
+              "compat": "1.1",
+              "lazy-refcounts": false,
+              "refcount-bits": 16,
+              "corrupt": false
+            }
+          },
+          "full-backing-filename": "/var/lib/libvirt/images/d.1499152668",
+          "backing-filename": "/var/lib/libvirt/images/d.1499152668",
+          "dirty-flag": false
+        },
+        "backing-filename-format": "qcow2",
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/d.1499152698",
+        "format": "mirror_top",
+        "full-backing-filename": "/var/lib/libvirt/images/d.1499152698",
+        "backing-filename": "/var/lib/libvirt/images/d.1499152698"
+      },
+      "iops_wr": 0,
+      "ro": false,
+      "node-name": "#block3343",
+      "backing_file_depth": 5,
+      "drv": "mirror_top",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "backing_file": "/var/lib/libvirt/images/d.1499152698",
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d.1499152698",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 10485760,
+        "filename": "/tmp/kkt",
+        "cluster-size": 65536,
+        "format": "qcow2",
+        "actual-size": 266240,
+        "format-specific": {
+          "type": "qcow2",
+          "data": {
+            "compat": "1.1",
+            "lazy-refcounts": false,
+            "refcount-bits": 16,
+            "corrupt": false
+          }
+        },
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": false,
+      "node-name": "#block3243",
+      "backing_file_depth": 0,
+      "drv": "qcow2",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/tmp/kkt",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 327680,
+        "filename": "/tmp/kkt",
+        "format": "file",
+        "actual-size": 266240,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": false,
+      "node-name": "#block3144",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/tmp/kkt",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/a",
+        "format": "raw",
+        "actual-size": 0,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block901",
+      "backing_file_depth": 0,
+      "drv": "raw",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/a",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/a",
+        "format": "file",
+        "actual-size": 0,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block846",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/a",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "backing-image": {
+          "virtual-size": 10485760,
+          "filename": "/var/lib/libvirt/images/a",
+          "format": "raw",
+          "actual-size": 0,
+          "dirty-flag": false
+        },
+        "backing-filename-format": "raw",
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/c",
+        "cluster-size": 65536,
+        "format": "qcow2",
+        "actual-size": 200704,
+        "format-specific": {
+          "type": "qcow2",
+          "data": {
+            "compat": "1.1",
+            "lazy-refcounts": false,
+            "refcount-bits": 16,
+            "corrupt": false
+          }
+        },
+        "full-backing-filename": "/var/lib/libvirt/images/a",
+        "backing-filename": "/var/lib/libvirt/images/a",
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block717",
+      "backing_file_depth": 1,
+      "drv": "qcow2",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "backing_file": "/var/lib/libvirt/images/a",
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/c",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 197120,
+        "filename": "/var/lib/libvirt/images/c",
+        "format": "file",
+        "actual-size": 200704,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block618",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/c",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "backing-image": {
+          "backing-image": {
+            "virtual-size": 10485760,
+            "filename": "/var/lib/libvirt/images/a",
+            "format": "raw",
+            "actual-size": 0,
+            "dirty-flag": false
+          },
+          "backing-filename-format": "raw",
+          "virtual-size": 10485760,
+          "filename": "/var/lib/libvirt/images/c",
+          "cluster-size": 65536,
+          "format": "qcow2",
+          "actual-size": 200704,
+          "format-specific": {
+            "type": "qcow2",
+            "data": {
+              "compat": "1.1",
+              "lazy-refcounts": false,
+              "refcount-bits": 16,
+              "corrupt": false
+            }
+          },
+          "full-backing-filename": "/var/lib/libvirt/images/a",
+          "backing-filename": "/var/lib/libvirt/images/a",
+          "dirty-flag": false
+        },
+        "backing-filename-format": "qcow2",
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/d",
+        "cluster-size": 65536,
+        "format": "qcow2",
+        "actual-size": 200704,
+        "format-specific": {
+          "type": "qcow2",
+          "data": {
+            "compat": "1.1",
+            "lazy-refcounts": false,
+            "refcount-bits": 16,
+            "corrupt": false
+          }
+        },
+        "full-backing-filename": "/var/lib/libvirt/images/c",
+        "backing-filename": "/var/lib/libvirt/images/c",
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block551",
+      "backing_file_depth": 2,
+      "drv": "qcow2",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "backing_file": "/var/lib/libvirt/images/c",
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 197120,
+        "filename": "/var/lib/libvirt/images/d",
+        "format": "file",
+        "actual-size": 200704,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block449",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "backing-image": {
+          "backing-image": {
+            "backing-image": {
+              "virtual-size": 10485760,
+              "filename": "/var/lib/libvirt/images/a",
+              "format": "raw",
+              "actual-size": 0,
+              "dirty-flag": false
+            },
+            "backing-filename-format": "raw",
+            "virtual-size": 10485760,
+            "filename": "/var/lib/libvirt/images/c",
+            "cluster-size": 65536,
+            "format": "qcow2",
+            "actual-size": 200704,
+            "format-specific": {
+              "type": "qcow2",
+              "data": {
+                "compat": "1.1",
+                "lazy-refcounts": false,
+                "refcount-bits": 16,
+                "corrupt": false
+              }
+            },
+            "full-backing-filename": "/var/lib/libvirt/images/a",
+            "backing-filename": "/var/lib/libvirt/images/a",
+            "dirty-flag": false
+          },
+          "backing-filename-format": "qcow2",
+          "virtual-size": 10485760,
+          "filename": "/var/lib/libvirt/images/d",
+          "cluster-size": 65536,
+          "format": "qcow2",
+          "actual-size": 200704,
+          "format-specific": {
+            "type": "qcow2",
+            "data": {
+              "compat": "1.1",
+              "lazy-refcounts": false,
+              "refcount-bits": 16,
+              "corrupt": false
+            }
+          },
+          "full-backing-filename": "/var/lib/libvirt/images/c",
+          "backing-filename": "/var/lib/libvirt/images/c",
+          "dirty-flag": false
+        },
+        "backing-filename-format": "qcow2",
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/d.1499152668",
+        "cluster-size": 65536,
+        "format": "qcow2",
+        "actual-size": 200704,
+        "format-specific": {
+          "type": "qcow2",
+          "data": {
+            "compat": "1.1",
+            "lazy-refcounts": false,
+            "refcount-bits": 16,
+            "corrupt": false
+          }
+        },
+        "full-backing-filename": "/var/lib/libvirt/images/d",
+        "backing-filename": "/var/lib/libvirt/images/d",
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block312",
+      "backing_file_depth": 3,
+      "drv": "qcow2",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "backing_file": "/var/lib/libvirt/images/d",
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d.1499152668",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 197120,
+        "filename": "/var/lib/libvirt/images/d.1499152668",
+        "format": "file",
+        "actual-size": 200704,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": true,
+      "node-name": "#block259",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d.1499152668",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "backing-image": {
+          "backing-image": {
+            "backing-image": {
+              "backing-image": {
+                "virtual-size": 10485760,
+                "filename": "/var/lib/libvirt/images/a",
+                "format": "raw",
+                "actual-size": 0,
+                "dirty-flag": false
+              },
+              "backing-filename-format": "raw",
+              "virtual-size": 10485760,
+              "filename": "/var/lib/libvirt/images/c",
+              "cluster-size": 65536,
+              "format": "qcow2",
+              "actual-size": 200704,
+              "format-specific": {
+                "type": "qcow2",
+                "data": {
+                  "compat": "1.1",
+                  "lazy-refcounts": false,
+                  "refcount-bits": 16,
+                  "corrupt": false
+                }
+              },
+              "full-backing-filename": "/var/lib/libvirt/images/a",
+              "backing-filename": "/var/lib/libvirt/images/a",
+              "dirty-flag": false
+            },
+            "backing-filename-format": "qcow2",
+            "virtual-size": 10485760,
+            "filename": "/var/lib/libvirt/images/d",
+            "cluster-size": 65536,
+            "format": "qcow2",
+            "actual-size": 200704,
+            "format-specific": {
+              "type": "qcow2",
+              "data": {
+                "compat": "1.1",
+                "lazy-refcounts": false,
+                "refcount-bits": 16,
+                "corrupt": false
+              }
+            },
+            "full-backing-filename": "/var/lib/libvirt/images/c",
+            "backing-filename": "/var/lib/libvirt/images/c",
+            "dirty-flag": false
+          },
+          "backing-filename-format": "qcow2",
+          "virtual-size": 10485760,
+          "filename": "/var/lib/libvirt/images/d.1499152668",
+          "cluster-size": 65536,
+          "format": "qcow2",
+          "actual-size": 200704,
+          "format-specific": {
+            "type": "qcow2",
+            "data": {
+              "compat": "1.1",
+              "lazy-refcounts": false,
+              "refcount-bits": 16,
+              "corrupt": false
+            }
+          },
+          "full-backing-filename": "/var/lib/libvirt/images/d",
+          "backing-filename": "/var/lib/libvirt/images/d",
+          "dirty-flag": false
+        },
+        "backing-filename-format": "qcow2",
+        "virtual-size": 10485760,
+        "filename": "/var/lib/libvirt/images/d.1499152698",
+        "cluster-size": 65536,
+        "format": "qcow2",
+        "actual-size": 200704,
+        "format-specific": {
+          "type": "qcow2",
+          "data": {
+            "compat": "1.1",
+            "lazy-refcounts": false,
+            "refcount-bits": 16,
+            "corrupt": false
+          }
+        },
+        "full-backing-filename": "/var/lib/libvirt/images/d.1499152668",
+        "backing-filename": "/var/lib/libvirt/images/d.1499152668",
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": false,
+      "node-name": "#block179",
+      "backing_file_depth": 4,
+      "drv": "qcow2",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "backing_file": "/var/lib/libvirt/images/d.1499152668",
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d.1499152698",
+      "encryption_key_missing": false
+    },
+    {
+      "iops_rd": 0,
+      "detect_zeroes": "off",
+      "image": {
+        "virtual-size": 197120,
+        "filename": "/var/lib/libvirt/images/d.1499152698",
+        "format": "file",
+        "actual-size": 200704,
+        "dirty-flag": false
+      },
+      "iops_wr": 0,
+      "ro": false,
+      "node-name": "#block042",
+      "backing_file_depth": 0,
+      "drv": "file",
+      "iops": 0,
+      "bps_wr": 0,
+      "write_threshold": 0,
+      "encrypted": false,
+      "bps": 0,
+      "bps_rd": 0,
+      "cache": {
+        "no-flush": false,
+        "direct": false,
+        "writeback": true
+      },
+      "file": "/var/lib/libvirt/images/d.1499152698",
+      "encryption_key_missing": false
+    }
+]
diff --git a/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob.result b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob.result
new file mode 100644
index 000000000..4abe6f934
--- /dev/null
+++ b/tests/qemumonitorjsondata/qemumonitorjson-nodename-blockjob.result
@@ -0,0 +1,26 @@
+drive-ide0-0-0
+filename    : '/var/lib/libvirt/images/d.1499152698'
+format node : '#block179'
+format drv  : 'qcow2'
+storage node: '#block042'
+storage drv : 'file'
+  filename    : '/var/lib/libvirt/images/d.1499152668'
+  format node : '#block312'
+  format drv  : 'qcow2'
+  storage node: '#block259'
+  storage drv : 'file'
+    filename    : '/var/lib/libvirt/images/d'
+    format node : '#block551'
+    format drv  : 'qcow2'
+    storage node: '#block449'
+    storage drv : 'file'
+      filename    : '/var/lib/libvirt/images/c'
+      format node : '#block717'
+      format drv  : 'qcow2'
+      storage node: '#block618'
+      storage drv : 'file'
+        filename    : '/var/lib/libvirt/images/a'
+        format node : '#block901'
+        format drv  : 'raw'
+        storage node: '#block846'
+        storage drv : 'file'
diff --git a/tests/qemumonitorjsontest.c b/tests/qemumonitorjsontest.c
index 8edb3f121..0601c1188 100644
--- a/tests/qemumonitorjsontest.c
+++ b/tests/qemumonitorjsontest.c
@@ -2930,6 +2930,7 @@ mymain(void)
     DO_TEST_BLOCK_NODE_DETECT("same-backing");
     DO_TEST_BLOCK_NODE_DETECT("relative");
     DO_TEST_BLOCK_NODE_DETECT("gluster");
+    DO_TEST_BLOCK_NODE_DETECT("blockjob");

 #undef DO_TEST_BLOCK_NODE_DETECT

-- 
2.13.2


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