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keyvalue_test.go
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keyvalue_test.go
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// Copyright (c) 2019 The Jaeger Authors.
// Copyright (c) 2017 Uber Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model_test
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
"github.com/jaegertracing/jaeger/model"
)
func TestKeyValueString(t *testing.T) {
kv := model.String("x", "y")
assert.Equal(t, "x", kv.Key)
assert.Equal(t, model.StringType, kv.VType)
assert.Equal(t, "y", kv.VStr)
assert.False(t, kv.Bool())
assert.Equal(t, int64(0), kv.Int64())
assert.Equal(t, float64(0), kv.Float64())
assert.Nil(t, kv.Binary())
}
func TestKeyValueBool(t *testing.T) {
kv := model.Bool("x", true)
assert.Equal(t, "x", kv.Key)
assert.Equal(t, model.BoolType, kv.VType)
assert.True(t, kv.Bool())
}
func TestKeyValueInt64(t *testing.T) {
kv := model.Int64("x", 123)
assert.Equal(t, "x", kv.Key)
assert.Equal(t, model.Int64Type, kv.VType)
assert.Equal(t, int64(123), kv.Int64())
}
func TestKeyValueFloat64(t *testing.T) {
kv := model.Float64("x", 123.345)
assert.Equal(t, "x", kv.Key)
assert.Equal(t, model.Float64Type, kv.VType)
assert.Equal(t, 123.345, kv.Float64())
}
func TestKeyValueBinary(t *testing.T) {
kv := model.Binary("x", []byte{123, 45})
assert.Equal(t, "x", kv.Key)
assert.Equal(t, model.BinaryType, kv.VType)
assert.Equal(t, []byte{123, 45}, kv.Binary())
}
func TestKeyValueIsLessAndEqual(t *testing.T) {
testCases := []struct {
name string
kv1 model.KeyValue
kv2 model.KeyValue
equal bool
}{
{name: "different keys", kv1: model.String("x", "123"), kv2: model.String("y", "123")},
{name: "same key different types", kv1: model.String("x", "123"), kv2: model.Int64("x", 123)},
{name: "different string values", kv1: model.String("x", "123"), kv2: model.String("x", "567")},
{name: "different bool values", kv1: model.Bool("x", false), kv2: model.Bool("x", true)},
{name: "different int64 values", kv1: model.Int64("x", 123), kv2: model.Int64("x", 567)},
{name: "different float64 values", kv1: model.Float64("x", 123), kv2: model.Float64("x", 567)},
{name: "different blob length", kv1: model.Binary("x", []byte{1, 2}), kv2: model.Binary("x", []byte{1, 2, 3})},
{name: "different blob values", kv1: model.Binary("x", []byte{1, 2, 3}), kv2: model.Binary("x", []byte{1, 2, 4})},
{name: "empty blob", kv1: model.Binary("x", nil), kv2: model.Binary("x", nil), equal: true},
{name: "identical blob", kv1: model.Binary("x", []byte{1, 2, 3}), kv2: model.Binary("x", []byte{1, 2, 3}), equal: true},
}
for _, tt := range testCases {
testCase := tt // capture loop var
t.Run(testCase.name, func(t *testing.T) {
if testCase.equal {
assert.False(t, testCase.kv1.IsLess(&testCase.kv2))
assert.True(t, testCase.kv1.Equal(&testCase.kv2))
assert.True(t, testCase.kv2.Equal(&testCase.kv1))
} else {
assert.True(t, testCase.kv1.IsLess(&testCase.kv2))
assert.False(t, testCase.kv1.Equal(&testCase.kv2))
assert.False(t, testCase.kv2.Equal(&testCase.kv1))
}
assert.False(t, testCase.kv2.IsLess(&testCase.kv1))
})
}
t.Run("invalid type", func(t *testing.T) {
v1 := model.KeyValue{Key: "x", VType: model.ValueType(-1)}
v2 := model.KeyValue{Key: "x", VType: model.ValueType(-2)}
assert.False(t, v1.IsLess(&v2))
assert.True(t, v2.IsLess(&v1))
assert.False(t, v1.Equal(&v2))
assert.False(t, v2.Equal(&v1))
})
}
func TestKeyValueAsStringAndValue(t *testing.T) {
longString := `Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues
Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues
Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues
Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues
Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues Bender Bending Rodrigues `
expectedBinaryStr := `42656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565730a0942656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565732042656e6465722042656e64696e6720526f647269677565730a0942656e6465722042656e64696e6720526f647269677565732042656e64...`
testCases := []struct {
kv model.KeyValue
str string
val interface{}
}{
{kv: model.String("x", "Bender is great!"), str: "Bender is great!", val: "Bender is great!"},
{kv: model.Bool("x", false), str: "false", val: false},
{kv: model.Bool("x", true), str: "true", val: true},
{kv: model.Int64("x", 3000), str: "3000", val: int64(3000)},
{kv: model.Int64("x", -1947), str: "-1947", val: int64(-1947)},
{kv: model.Float64("x", 3.14159265359), str: "3.141592654", val: float64(3.14159265359)},
{kv: model.Binary("x", []byte("Bender")), str: "42656e646572", val: []byte("Bender")},
{kv: model.Binary("x", []byte(longString)), str: expectedBinaryStr, val: []byte(longString)},
}
for _, tt := range testCases {
testCase := tt // capture loop var
t.Run(testCase.str, func(t *testing.T) {
assert.Equal(t, testCase.str, testCase.kv.AsString())
assert.Equal(t, testCase.val, testCase.kv.Value())
})
}
t.Run("invalid type", func(t *testing.T) {
kv := model.KeyValue{Key: "x", VType: model.ValueType(-1)}
assert.Equal(t, "unknown type -1", kv.AsString())
assert.EqualError(t, kv.Value().(error), "unknown type -1")
})
}
func TestKeyValueHash(t *testing.T) {
testCases := []struct {
kv model.KeyValue
}{
{kv: model.String("x", "Bender is great!")},
{kv: model.Bool("x", true)},
{kv: model.Int64("x", 3000)},
{kv: model.Float64("x", 3.14159265359)},
{kv: model.Binary("x", []byte("Bender"))},
}
for _, tt := range testCases {
testCase := tt // capture loop var
t.Run(testCase.kv.String(), func(t *testing.T) {
out := new(bytes.Buffer)
assert.NoError(t, testCase.kv.Hash(out))
})
}
}