diff --git a/packages/client/test/unit/util/point.test.ts b/packages/client/test/unit/util/point.test.ts
index c4e1b165..a6300b71 100644
--- a/packages/client/test/unit/util/point.test.ts
+++ b/packages/client/test/unit/util/point.test.ts
@@ -202,8 +202,10 @@ describe('point', () => {
         .setField('b', 1)
         .setTag('c', 'd')
         .setTimestamp(150)
-      const p = v.asPoint()
+      let p = v.asPoint()
       expect('a,c=d b=1 150').equals(p.toString())
+      p = v.asPoint('x')
+      expect('x,c=d b=1 150').equals(p.toString())
     })
     it('convert point values to point with undefined measurement', () => {
       const v = new PointValues()
@@ -255,11 +257,23 @@ describe('point', () => {
         .setField('c', 'xyz')
         .setField('d', false)
         .setField('e', 3.45)
+        .setUintegerField('f', 8)
+        .setStringField('g', 88)
         .setTimestamp(150)
       expect(1).deep.equals(v.getIntegerField('b'))
       expect('xyz').deep.equals(v.getStringField('c'))
       expect(false).deep.equals(v.getBooleanField('d'))
       expect(3.45).deep.equals(v.getFloatField('e'))
+      expect(8).deep.equals(v.getUintegerField('f'))
+      expect('88').deep.equals(v.getStringField('g'))
     })
   })
+  it('undefined field', () => {
+    const v = new PointValues()
+      .setMeasurement('a')
+      .setField('c', 'xyz')
+      .setTimestamp(150)
+    expect(undefined).deep.equals(v.getField('x'))
+    expect(undefined).deep.equals(v.getFieldType('x'))
+  })
 })