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// Adapted from https://github.com/open-telemetry/opentelemetry-go/blob/cc43e01c27892252aac9a8f20da28cdde957a289/attribute/value.go
//
// Copyright The OpenTelemetry Authors
//
// 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 attribute
import (
"testing"
"github.com/google/go-cmp/cmp"
)
func TestValue(t *testing.T) {
for _, testcase := range []struct {
name string
value Value
wantType Type
wantValue interface{}
}{
{
name: "BoolValue correctly returns a boolean",
value: BoolValue(true),
wantType: BOOL,
wantValue: true,
},
{
name: "Int64Value() correctly returns an int64",
value: Int64Value(42),
wantType: INT64,
wantValue: int64(42),
},
{
name: "IntValue() correctly returns an int64",
value: IntValue(42),
wantType: INT64,
wantValue: int64(42),
},
{
name: "Float64Value() correctly returns a float64 value",
value: Float64Value(42.1),
wantType: FLOAT64,
wantValue: 42.1,
},
{
name: "StringValue() correctly returns a string value",
value: StringValue("foo"),
wantType: STRING,
wantValue: "foo",
},
{
name: "Invalid value type",
value: Value{},
wantType: INVALID,
wantValue: unknownValueType{},
},
} {
if testcase.value.Type() != testcase.wantType {
t.Errorf("wrong value type, got %#v, expected %#v", testcase.value.Type(), testcase.wantType)
}
got := testcase.value.AsInterface()
if diff := cmp.Diff(testcase.wantValue, got); diff != "" {
t.Errorf("+got, -want: %s", diff)
}
}
}
func TestValue_toString(t *testing.T) {
for _, tt := range []struct {
name string
value Value
want string
}{
{
name: "StringValue",
value: StringValue("foo"),
want: "foo",
},
{
name: "Int64Value",
value: Int64Value(42),
want: "42",
},
{
name: "IntValue",
value: IntValue(42),
want: "42",
},
{
name: "Float64Value",
value: Float64Value(42.1),
want: "42.1",
},
{
name: "BoolValue",
value: BoolValue(true),
want: "true",
},
{
name: "Invalid Value",
value: Value{},
want: "unknown",
},
} {
str := tt.value.String()
if str != tt.want {
t.Errorf("expected %v, got: %v", tt.want, str)
}
}
}
func TestType_String(t *testing.T) {
for _, testcase := range []struct {
name string
value Value
want string
}{
{
name: "BoolValue correctly returns a boolean",
value: BoolValue(true),
want: "bool",
},
{
name: "Int64Value() correctly returns an int64",
value: Int64Value(42),
want: "int64",
},
{
name: "IntValue() correctly returns an int64",
value: IntValue(42),
want: "int64",
},
{
name: "Float64Value() correctly returns a float64 value",
value: Float64Value(42.1),
want: "float64",
},
{
name: "StringValue() correctly returns a string value",
value: StringValue("foo"),
want: "string",
},
{
name: "Invalid value returns INVALID",
value: Value{},
want: "invalid",
},
} {
if testcase.value.Type().String() != testcase.want {
t.Errorf("wrong value type, got %#v, expected %#v", testcase.value.Type().String(), testcase.want)
}
}
}
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