Files
libopenapi/datamodel/high/base/discriminator_test.go
2023-11-27 17:05:37 +00:00

63 lines
1.7 KiB
Go

// Copyright 2022 Princess B33f Heavy Industries / Dave Shanley
// SPDX-License-Identifier: MIT
package base
import (
"fmt"
"strings"
"testing"
lowmodel "github.com/pb33f/libopenapi/datamodel/low"
lowbase "github.com/pb33f/libopenapi/datamodel/low/base"
"github.com/stretchr/testify/assert"
"gopkg.in/yaml.v3"
)
func TestNewDiscriminator(t *testing.T) {
var cNode yaml.Node
yml := `propertyName: coffee
mapping:
fogCleaner: in the morning`
_ = yaml.Unmarshal([]byte(yml), &cNode)
// build low
var lowDiscriminator lowbase.Discriminator
_ = lowmodel.BuildModel(cNode.Content[0], &lowDiscriminator)
// build high
highDiscriminator := NewDiscriminator(&lowDiscriminator)
assert.Equal(t, "coffee", highDiscriminator.PropertyName)
assert.Equal(t, "in the morning", highDiscriminator.Mapping.GetOrZero("fogCleaner"))
assert.Equal(t, 3, highDiscriminator.GoLow().FindMappingValue("fogCleaner").ValueNode.Line)
// render the example as YAML
rendered, _ := highDiscriminator.Render()
assert.Equal(t, strings.TrimSpace(string(rendered)), yml)
}
func ExampleNewDiscriminator() {
// create a yaml representation of a discriminator (can be JSON, doesn't matter)
yml := `propertyName: coffee
mapping:
coffee: in the morning`
// unmarshal into a *yaml.Node
var node yaml.Node
_ = yaml.Unmarshal([]byte(yml), &node)
// build low-level model
var lowDiscriminator lowbase.Discriminator
_ = lowmodel.BuildModel(node.Content[0], &lowDiscriminator)
// build high-level model
highDiscriminator := NewDiscriminator(&lowDiscriminator)
// print out a mapping defined for the discriminator.
fmt.Print(highDiscriminator.Mapping.GetOrZero("coffee"))
// Output: in the morning
}