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// This package is designated as private and is intended for use only by the
// smithy client runtime. The exported API therein is not considered stable and
// is subject to breaking changes without notice.
package emf
import (
"fmt"
"reflect"
"testing"
"time"
"github.com/aws/aws-sdk-go-v2/aws/middleware/private/metrics"
"github.com/aws/aws-sdk-go-v2/internal/sdk"
)
type TestSerializerWithError struct{}
func (TestSerializerWithError) Serialize(obj interface{}) (string, error) {
return "", fmt.Errorf("serialization error")
}
func TestCreateNewEntry(t *testing.T) {
sdk.NowTime = func() time.Time {
return time.Unix(1234, 0)
}
cases := map[string]struct {
Namespace string
ExpectedEntry Entry
}{
"success": {
Namespace: "testNamespace",
ExpectedEntry: Entry{
namespace: "testNamespace",
serializer: metrics.DefaultSerializer{},
metrics: []metric{},
dimensions: [][]string{{}},
fields: map[string]interface{}{},
},
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
actualEntry := NewEntry(c.Namespace, metrics.DefaultSerializer{})
if !reflect.DeepEqual(actualEntry, c.ExpectedEntry) {
t.Errorf("Entry contained unexpected values")
}
})
}
}
func TestBuild(t *testing.T) {
sdk.NowTime = func() time.Time {
return time.Unix(1234, 0)
}
cases := map[string]struct {
Namespace string
Configure func(entry *Entry)
Serializer metrics.Serializer
ExpectedError error
ExpectedResult string
}{
"completeEntry": {
Namespace: "testNamespace",
Serializer: metrics.DefaultSerializer{},
Configure: func(entry *Entry) {
entry.AddMetric("testMetric1", 1)
entry.AddMetric("testMetric2", 2)
entry.AddDimension("testDimension1", "dim1")
entry.AddDimension("testDimension2", "dim2")
entry.AddProperty("testProperty1", "prop1")
entry.AddProperty("testProperty2", "prop2")
},
ExpectedError: nil,
ExpectedResult: completeEntry,
},
"noMetrics": {
Namespace: "testNamespace",
Serializer: metrics.DefaultSerializer{},
Configure: func(entry *Entry) {
entry.AddDimension("testDimension1", "dim1")
entry.AddDimension("testDimension2", "dim2")
entry.AddProperty("testProperty1", "prop1")
entry.AddProperty("testProperty2", "prop2")
},
ExpectedError: nil,
ExpectedResult: noMetrics,
},
"noDimensions": {
Namespace: "testNamespace",
Serializer: metrics.DefaultSerializer{},
Configure: func(entry *Entry) {
entry.AddMetric("testMetric1", 1)
entry.AddMetric("testMetric2", 2)
entry.AddProperty("testProperty1", "prop1")
entry.AddProperty("testProperty2", "prop2")
},
ExpectedError: nil,
ExpectedResult: noDimensions,
},
"noProperties": {
Namespace: "testNamespace",
Serializer: metrics.DefaultSerializer{},
Configure: func(entry *Entry) {
entry.AddMetric("testMetric1", 1)
entry.AddMetric("testMetric2", 2)
entry.AddDimension("testDimension1", "dim1")
entry.AddDimension("testDimension2", "dim2")
},
ExpectedError: nil,
ExpectedResult: noProperties,
},
"serializationError": {
Namespace: "testNamespace",
Serializer: TestSerializerWithError{},
Configure: func(entry *Entry) {
},
ExpectedError: fmt.Errorf("serialization error"),
ExpectedResult: "",
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
entry := NewEntry(c.Namespace, c.Serializer)
c.Configure(&entry)
result, err := entry.Build()
if !reflect.DeepEqual(err, c.ExpectedError) {
t.Errorf("Unexpected error, should be '%s' but was '%s'", c.ExpectedError, err)
}
if !reflect.DeepEqual(result, c.ExpectedResult) {
t.Errorf("Unexpected result, should be '%s' but was '%s'", c.ExpectedResult, result)
}
})
}
}
|
