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schema_test.go
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schema_test.go
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package confi_test
import (
"testing"
"time"
"github.com/AlekSi/pointer"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/jfk9w-go/confi"
)
type patternedValue string
func (patternedValue) SchemaPattern() string { return `\d+` }
type formattedValue string
func (formattedValue) SchemaFormat() string { return "duration" }
func TestGenerateSchema(t *testing.T) {
type InnerObj struct {
String string `yaml:"string,omitempty" default:"default_value"`
}
tests := []struct {
name string
value any
expected confi.Schema
}{
{
name: "primitives",
value: struct {
String string `yaml:"string" default:"value1" enum:"value1,value2,value3" minlen:"6" maxlen:"6"`
Float float64 `yaml:"float,omitempty" default:"15" enum:"14,15,16" min:"14" max:"16"`
Integer *int `yaml:"integer,omitempty" default:"10" enum:"10,11,12" xmin:"9" xmax:"13"`
Bool bool `yaml:"bool,omitempty" doc:"Boolean field" examples:"true,false" default:"true"`
Time time.Time `yaml:"time,omitempty"`
Duration time.Duration `yaml:"duration,omitempty"`
Patterned patternedValue `yaml:"patterned,omitempty"`
Formatted formattedValue `yaml:"formatted,omitempty"`
unexported string
}{},
expected: confi.Schema{
Type: "object",
Required: []string{"string"},
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {
Type: "string",
Default: "value1",
Enum: []string{"value1", "value2", "value3"},
MinLength: 6,
MaxLength: pointer.To(uint64(6)),
},
"float": {
Type: "number",
Default: float64(15),
Enum: []float64{14, 15, 16},
Minimum: float64(14),
Maximum: float64(16),
},
"integer": {
Type: "integer",
Default: pointer.To(10),
Enum: []*int{
pointer.To(10),
pointer.To(11),
pointer.To(12),
},
ExclusiveMinimum: pointer.To(9),
ExclusiveMaximum: pointer.To(13),
},
"bool": {
Type: "boolean",
Description: "Boolean field",
Examples: []bool{true, false},
Default: true,
},
"time": {
Type: "string",
Format: "date-time",
},
"duration": {
Type: "string",
Pattern: `(\d+h)?(\d+m)?(\d+s)?(\d+ms)?(\d+µs)?(\d+ns)?`,
},
"patterned": {
Type: "string",
Pattern: patternedValue("").SchemaPattern(),
},
"formatted": {
Type: "string",
Format: formattedValue("").SchemaFormat(),
},
},
},
},
{
name: "complex",
value: new(struct {
InnerObj `yaml:",inline"`
Inner InnerObj `yaml:"inner" default:"{string: aaa}" enum:"{string: aaa}, {string: bbb}"`
InnerPtr *InnerObj `yaml:"innerPtr,omitempty" default:"{string: bbb}" examples:"{string: bbb}, {string: ccc}"`
Slice []*InnerObj `yaml:"slice,omitempty" default:"[{string: ccc}]" enum:"{string: ccc}, {string: ddd}" minsize:"1" maxsize:"3"`
Array [1]InnerObj `yaml:"array,omitempty" default:"[{string: ddd}]" examples:"{string: ddd}, {string: eee}" unique:"true"`
Map map[string]*InnerObj `yaml:"map,omitempty" default:"{eee: {string: ggg}}" enum:"{string: eee}, {string: ggg}" minprops:"1" maxprops:"3"`
}),
expected: confi.Schema{
Type: "object",
Required: []string{"inner"},
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
"inner": {
Type: "object",
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
},
Default: InnerObj{String: "aaa"},
Enum: []InnerObj{{String: "aaa"}, {String: "bbb"}},
},
"innerPtr": {
Type: "object",
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
},
Default: &InnerObj{String: "bbb"},
Examples: []*InnerObj{{String: "bbb"}, {String: "ccc"}},
},
"slice": {
Type: "array",
MinItems: 1,
MaxItems: pointer.To(uint64(3)),
Default: []*InnerObj{{String: "ccc"}},
Items: &confi.Schema{
Type: "object",
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
},
Enum: []*InnerObj{{String: "ccc"}, {String: "ddd"}},
},
},
"array": {
Type: "array",
MinItems: 1,
MaxItems: pointer.To(uint64(1)),
UniqueItems: true,
Default: [1]InnerObj{{String: "ddd"}},
Items: &confi.Schema{
Type: "object",
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
},
Examples: []InnerObj{{String: "ddd"}, {String: "eee"}},
},
},
"map": {
Type: "object",
MinProperties: 1,
MaxProperties: pointer.To(uint64(3)),
Default: map[string]*InnerObj{"eee": {String: "ggg"}},
AdditionalProperties: &confi.Schema{
Type: "object",
AdditionalProperties: false,
Properties: map[string]confi.Schema{
"string": {Type: "string", Default: "default_value"},
},
Enum: []*InnerObj{{String: "eee"}, {String: "ggg"}},
},
},
},
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
schema, err := confi.GenerateSchema(tt.value)
require.NoError(t, err)
assert.Equal(t, tt.expected, *schema)
})
}
}
func TestSchema_ApplyDefaults(t *testing.T) {
type InnerObj struct {
InnerString string `yaml:"innerString" default:"default_inner_string"`
}
type Value struct {
EmbeddedObj InnerObj `yaml:",inline"`
String string `yaml:"string" default:"default_string"`
SetString string `yaml:"setString" default:"another_default_string"`
Integer *int `yaml:"integer" default:"20"`
SetInteger *int `yaml:"setInteger" default:"25"`
Float float64 `yaml:"float" default:"30"`
SetFloat float64 `yaml:"setFloat" default:"35"`
Bool *bool `yaml:"bool" default:"true"`
SetBool *bool `yaml:"setBool" default:"true"`
InnerObj InnerObj `yaml:"innerObj" default:"{innerString: another_default_inner_string}"`
InnerObjSlice []InnerObj `yaml:"innerObjSlice" default:"[{innerString: aaa}, {innerString: bbb}]"`
HalfSetInnerObjSlice []InnerObj `yaml:"halfSetInnerObjSlice"`
InnerObjPtr *InnerObj `yaml:"innerObjPtr"`
FilledInnerObjPtr *InnerObj `yaml:"filledInnerObjPtr" default:"{innerString: default_inner_string}"`
Map map[string]InnerObj `yaml:"map" default:"{aaa: {innerString: bbb}}"`
HalfSetMap map[string]*InnerObj `yaml:"halfSetMap"`
}
value := Value{
SetString: "123",
SetInteger: pointer.To(1),
SetFloat: 2,
SetBool: pointer.To(false),
HalfSetInnerObjSlice: []InnerObj{
{InnerString: "aaa"},
{},
},
HalfSetMap: map[string]*InnerObj{
"aaa": {InnerString: "bbb"},
"ccc": {},
"ddd": nil, // this will be ignored
},
}
schema, err := confi.GenerateSchema(new(Value))
require.NoError(t, err)
require.NoError(t, schema.ApplyDefaults(&value))
assert.Equal(t, Value{
EmbeddedObj: InnerObj{InnerString: "default_inner_string"},
String: "default_string",
SetString: "123",
Integer: pointer.To(20),
SetInteger: pointer.To(1),
Float: 30,
SetFloat: 2,
Bool: pointer.To(true),
SetBool: pointer.To(false),
InnerObj: InnerObj{InnerString: "another_default_inner_string"},
InnerObjSlice: []InnerObj{{InnerString: "aaa"}, {InnerString: "bbb"}},
HalfSetInnerObjSlice: []InnerObj{{InnerString: "aaa"}, {InnerString: "default_inner_string"}},
FilledInnerObjPtr: pointer.To(InnerObj{InnerString: "default_inner_string"}),
Map: map[string]InnerObj{"aaa": {InnerString: "bbb"}},
HalfSetMap: map[string]*InnerObj{"aaa": {InnerString: "bbb"}, "ccc": {InnerString: "default_inner_string"}, "ddd": nil},
}, value)
}