diff --git a/collector/fixtures/node_qemu_pressure.json b/collector/fixtures/node_qemu_pressure.json
new file mode 100644
index 0000000..4418d4f
--- /dev/null
+++ b/collector/fixtures/node_qemu_pressure.json
@@ -0,0 +1 @@
+{"data":[{"vmid":112,"status":"running","name":"karmada","cpus":4,"pressurecpusome":1.5,"pressurecpufull":0.3,"pressurememorysome":2.1,"pressurememoryfull":0.0,"pressureiosome":0.8,"pressureiofull":0.1,"mem":6287664128,"maxmem":8589934592},{"vmid":104,"status":"stopped","name":"test3","cpus":2,"mem":0,"maxmem":4294967296}]}
diff --git a/collector/vm_pressure_test.go b/collector/vm_pressure_test.go
new file mode 100644
index 0000000..03e28bc
--- /dev/null
+++ b/collector/vm_pressure_test.go
@@ -0,0 +1,52 @@
+package collector
+
+import (
+	"log/slog"
+	"strings"
+	"testing"
+
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/testutil"
+)
+
+func TestVMPressureCollector(t *testing.T) {
+	client := newTestClient(t, map[string]string{
+		"/nodes/node01/qemu": "node_qemu_pressure.json",
+	})
+
+	collector := newVMPressureCollector(slog.Default())
+	collector.SetNodes([]string{"node01"})
+	adapter := &testCollectorAdapter{client: client, collector: collector}
+
+	reg := prometheus.NewRegistry()
+	reg.MustRegister(adapter)
+
+	expected := `
+# HELP pve_vm_pressure_cpu_full_ratio CPU pressure (full) ratio.
+# TYPE pve_vm_pressure_cpu_full_ratio gauge
+pve_vm_pressure_cpu_full_ratio{id="qemu/112",node="node01"} 0.003
+# HELP pve_vm_pressure_cpu_some_ratio CPU pressure (some) ratio.
+# TYPE pve_vm_pressure_cpu_some_ratio gauge
+pve_vm_pressure_cpu_some_ratio{id="qemu/112",node="node01"} 0.015
+# HELP pve_vm_pressure_io_full_ratio I/O pressure (full) ratio.
+# TYPE pve_vm_pressure_io_full_ratio gauge
+pve_vm_pressure_io_full_ratio{id="qemu/112",node="node01"} 0.001
+# HELP pve_vm_pressure_io_some_ratio I/O pressure (some) ratio.
+# TYPE pve_vm_pressure_io_some_ratio gauge
+pve_vm_pressure_io_some_ratio{id="qemu/112",node="node01"} 0.008
+# HELP pve_vm_pressure_memory_full_ratio Memory pressure (full) ratio.
+# TYPE pve_vm_pressure_memory_full_ratio gauge
+pve_vm_pressure_memory_full_ratio{id="qemu/112",node="node01"} 0
+# HELP pve_vm_pressure_memory_some_ratio Memory pressure (some) ratio.
+# TYPE pve_vm_pressure_memory_some_ratio gauge
+pve_vm_pressure_memory_some_ratio{id="qemu/112",node="node01"} 0.021
+`
+
+	if err := testutil.GatherAndCompare(reg, strings.NewReader(expected),
+		"pve_vm_pressure_cpu_some_ratio", "pve_vm_pressure_cpu_full_ratio",
+		"pve_vm_pressure_memory_some_ratio", "pve_vm_pressure_memory_full_ratio",
+		"pve_vm_pressure_io_some_ratio", "pve_vm_pressure_io_full_ratio",
+	); err != nil {
+		t.Errorf("unexpected metrics: %s", err)
+	}
+}