Example #1
0
func TestFilterMatchMultipleWildcards(t *testing.T) {
	p, err := graphite.NewParser([]string{
		"*.* .wrong.measurement*",
		"servers.* .host.measurement*", // should match this
		"servers.localhost .wrong.measurement*",
		"*.localhost .wrong.measurement*",
	}, nil)

	if err != nil {
		t.Fatalf("unexpected error creating parser, got %v", err)
	}

	exp := models.MustNewPoint("cpu_load",
		models.Tags{"host": "server01"},
		models.Fields{"value": float64(11)},
		time.Unix(1435077219, 0))

	pt, err := p.Parse("servers.server01.cpu_load 11 1435077219")
	if err != nil {
		t.Fatalf("parse error: %v", err)
	}

	if exp.String() != pt.String() {
		t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
	}
}
Example #2
0
func TestParseNaN(t *testing.T) {
	p, err := graphite.NewParser([]string{"measurement*"}, nil)
	if err != nil {
		t.Fatalf("unexpected error creating parser, got %v", err)
	}

	_, err = p.Parse("servers.localhost.cpu_load NaN 1435077219")
	if err == nil {
		t.Fatalf("expected error. got nil")
	}

	if _, ok := err.(*graphite.UnsupportedValueError); !ok {
		t.Fatalf("expected *graphite.ErrUnsupportedValue, got %v", reflect.TypeOf(err))
	}
}
Example #3
0
func TestParseNoMatch(t *testing.T) {
	p, err := graphite.NewParser([]string{"servers.*.cpu .host.measurement.cpu.measurement"}, nil)
	if err != nil {
		t.Fatalf("unexpected error creating parser, got %v", err)
	}

	exp := models.MustNewPoint("servers.localhost.memory.VmallocChunk",
		models.Tags{},
		models.Fields{"value": float64(11)},
		time.Unix(1435077219, 0))

	pt, err := p.Parse("servers.localhost.memory.VmallocChunk 11 1435077219")
	if err != nil {
		t.Fatalf("parse error: %v", err)
	}

	if exp.String() != pt.String() {
		t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
	}
}
Example #4
0
func TestFilterMatchMultipleMeasurement(t *testing.T) {
	p, err := graphite.NewParser([]string{"servers.localhost .host.measurement.measurement*"}, nil)
	if err != nil {
		t.Fatalf("unexpected error creating parser, got %v", err)
	}

	exp := models.MustNewPoint("cpu.cpu_load.10",
		models.Tags{"host": "localhost"},
		models.Fields{"value": float64(11)},
		time.Unix(1435077219, 0))

	pt, err := p.Parse("servers.localhost.cpu.cpu_load.10 11 1435077219")
	if err != nil {
		t.Fatalf("parse error: %v", err)
	}

	if exp.String() != pt.String() {
		t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
	}
}
Example #5
0
func BenchmarkParse(b *testing.B) {
	p, err := graphite.NewParser([]string{
		"*.* .wrong.measurement*",
		"servers.* .host.measurement*",
		"servers.localhost .host.measurement*",
		"*.localhost .host.measurement*",
		"*.*.cpu .host.measurement*",
		"a.b.c .host.measurement*",
		"influxd.*.foo .host.measurement*",
		"prod.*.mem .host.measurement*",
	}, nil)

	if err != nil {
		b.Fatalf("unexpected error creating parser, got %v", err)
	}

	for i := 0; i < b.N; i++ {
		p.Parse("servers.localhost.cpu.load 11 1435077219")
	}
}
Example #6
0
func TestParseTemplateWhitespace(t *testing.T) {
	p, err := graphite.NewParser([]string{"servers.localhost        .host.measurement*           zone=1c"}, models.Tags{
		"region": "us-east",
		"host":   "should not set",
	})
	if err != nil {
		t.Fatalf("unexpected error creating parser, got %v", err)
	}

	exp := models.MustNewPoint("cpu_load",
		models.Tags{"host": "localhost", "region": "us-east", "zone": "1c"},
		models.Fields{"value": float64(11)},
		time.Unix(1435077219, 0))

	pt, err := p.Parse("servers.localhost.cpu_load 11 1435077219")
	if err != nil {
		t.Fatalf("parse error: %v", err)
	}

	if exp.String() != pt.String() {
		t.Errorf("parse mismatch: got %v, exp %v", pt.String(), exp.String())
	}
}
Example #7
0
func TestParse(t *testing.T) {
	testTime := time.Now().Round(time.Second)
	epochTime := testTime.Unix()
	strTime := strconv.FormatInt(epochTime, 10)

	var tests = []struct {
		test        string
		input       string
		measurement string
		tags        map[string]string
		value       float64
		time        time.Time
		template    string
		err         string
	}{
		{
			test:        "normal case",
			input:       `cpu.foo.bar 50 ` + strTime,
			template:    "measurement.foo.bar",
			measurement: "cpu",
			tags: map[string]string{
				"foo": "foo",
				"bar": "bar",
			},
			value: 50,
			time:  testTime,
		},
		{
			test:        "metric only with float value",
			input:       `cpu 50.554 ` + strTime,
			measurement: "cpu",
			template:    "measurement",
			value:       50.554,
			time:        testTime,
		},
		{
			test:     "missing metric",
			input:    `1419972457825`,
			template: "measurement",
			err:      `received "1419972457825" which doesn't have required fields`,
		},
		{
			test:     "should error parsing invalid float",
			input:    `cpu 50.554z 1419972457825`,
			template: "measurement",
			err:      `field "cpu" value: strconv.ParseFloat: parsing "50.554z": invalid syntax`,
		},
		{
			test:     "should error parsing invalid int",
			input:    `cpu 50z 1419972457825`,
			template: "measurement",
			err:      `field "cpu" value: strconv.ParseFloat: parsing "50z": invalid syntax`,
		},
		{
			test:     "should error parsing invalid time",
			input:    `cpu 50.554 14199724z57825`,
			template: "measurement",
			err:      `field "cpu" time: strconv.ParseFloat: parsing "14199724z57825": invalid syntax`,
		},
		{
			test:     "measurement* and field* (invalid)",
			input:    `prod.us-west.server01.cpu.util.idle.percent 99.99 1419972457825`,
			template: "env.zone.host.measurement*.field*",
			err:      `either 'field*' or 'measurement*' can be used in each template (but not both together): "env.zone.host.measurement*.field*"`,
		},
	}

	for _, test := range tests {
		p, err := graphite.NewParser([]string{test.template}, nil)
		if err != nil {
			t.Fatalf("unexpected error creating graphite parser: %v", err)
		}

		point, err := p.Parse(test.input)
		if errstr(err) != test.err {
			t.Fatalf("err does not match.  expected %v, got %v", test.err, err)
		}
		if err != nil {
			// If we erred out,it was intended and the following tests won't work
			continue
		}
		if point.Name() != test.measurement {
			t.Fatalf("name parse failer.  expected %v, got %v", test.measurement, point.Name())
		}
		if len(point.Tags()) != len(test.tags) {
			t.Fatalf("tags len mismatch.  expected %d, got %d", len(test.tags), len(point.Tags()))
		}
		f := point.Fields()["value"].(float64)
		if point.Fields()["value"] != f {
			t.Fatalf("floatValue value mismatch.  expected %v, got %v", test.value, f)
		}
		if point.Time().UnixNano()/1000000 != test.time.UnixNano()/1000000 {
			t.Fatalf("time value mismatch.  expected %v, got %v", test.time.UnixNano(), point.Time().UnixNano())
		}
	}
}
Example #8
0
func TestParseMissingMeasurement(t *testing.T) {
	_, err := graphite.NewParser([]string{"a.b.c"}, nil)
	if err == nil {
		t.Fatalf("expected error creating parser, got nil")
	}
}