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expander_test.go
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// Copyright 2015 go-swagger maintainers
//
// 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 spec
import (
"encoding/json"
"io/ioutil"
"log"
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"regexp"
"runtime"
"strings"
"testing"
"github.com/go-openapi/jsonpointer"
"github.com/go-openapi/swag"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var specs = filepath.Join("fixtures", "specs")
var (
rex = regexp.MustCompile(`"\$ref":\s*"(.+)"`)
)
func jsonDoc(path string) (json.RawMessage, error) {
data, err := swag.LoadFromFileOrHTTP(path)
if err != nil {
return nil, err
}
return json.RawMessage(data), nil
}
// tests that paths are normalized correctly
func TestNormalizePaths(t *testing.T) {
type testNormalizePathsTestCases []struct {
refPath string
base string
expOutput string
}
testCases := func() testNormalizePathsTestCases {
testCases := testNormalizePathsTestCases{
{
// http basePath, absolute refPath
refPath: "http://www.anotherexample.com/another/base/path/swagger.json#/definitions/Pet",
base: "http://www.example.com/base/path/swagger.json",
expOutput: "http://www.anotherexample.com/another/base/path/swagger.json#/definitions/Pet",
},
{
// http basePath, relative refPath
refPath: "another/base/path/swagger.json#/definitions/Pet",
base: "http://www.example.com/base/path/swagger.json",
expOutput: "http://www.example.com/base/path/another/base/path/swagger.json#/definitions/Pet",
},
}
if runtime.GOOS == "windows" {
testCases = append(testCases, testNormalizePathsTestCases{
{
// file basePath, absolute refPath, no fragment
refPath: `C:\another\base\path.json`,
base: `C:\base\path.json`,
expOutput: `C:\another\base\path.json`,
},
{
// file basePath, absolute refPath
refPath: `C:\another\base\path.json#/definitions/Pet`,
base: `C:\base\path.json`,
expOutput: `C:\another\base\path.json#/definitions/Pet`,
},
{
// file basePath, relative refPath
refPath: `another\base\path.json#/definitions/Pet`,
base: `C:\base\path.json`,
expOutput: `C:\base\another\base\path.json#/definitions/Pet`,
},
}...)
return testCases
}
// linux case
testCases = append(testCases, testNormalizePathsTestCases{
{
// file basePath, absolute refPath, no fragment
refPath: "/another/base/path.json",
base: "/base/path.json",
expOutput: "/another/base/path.json",
},
{
// file basePath, absolute refPath
refPath: "/another/base/path.json#/definitions/Pet",
base: "/base/path.json",
expOutput: "/another/base/path.json#/definitions/Pet",
},
{
// file basePath, relative refPath
refPath: "another/base/path.json#/definitions/Pet",
base: "/base/path.json",
expOutput: "/base/another/base/path.json#/definitions/Pet",
},
}...)
return testCases
}()
for _, tcase := range testCases {
out := normalizePaths(tcase.refPath, tcase.base)
assert.Equal(t, tcase.expOutput, out)
}
}
func TestExpandsKnownRef(t *testing.T) {
schema := RefProperty("http://json-schema.org/draft-04/schema#")
if assert.NoError(t, ExpandSchema(schema, nil, nil)) {
assert.Equal(t, "Core schema meta-schema", schema.Description)
}
}
func TestExpandResponseSchema(t *testing.T) {
fp := "./fixtures/local_expansion/spec.json"
b, err := jsonDoc(fp)
if assert.NoError(t, err) {
var spec Swagger
if err := json.Unmarshal(b, &spec); assert.NoError(t, err) {
err := ExpandSpec(&spec, &ExpandOptions{RelativeBase: fp})
if assert.NoError(t, err) {
sch := spec.Paths.Paths["/item"].Get.Responses.StatusCodeResponses[200].Schema
if assert.NotNil(t, sch) {
assert.Empty(t, sch.Ref.String())
assert.Contains(t, sch.Type, "object")
assert.Len(t, sch.Properties, 2)
}
}
}
}
}
func TestSpecExpansion(t *testing.T) {
spec := new(Swagger)
err := ExpandSpec(spec, nil)
assert.NoError(t, err)
specDoc, err := jsonDoc("fixtures/expansion/all-the-things.json")
assert.NoError(t, err)
specPath, _ := absPath("fixtures/expansion/all-the-things.json")
opts := &ExpandOptions{
RelativeBase: specPath,
}
spec = new(Swagger)
err = json.Unmarshal(specDoc, spec)
assert.NoError(t, err)
pet := spec.Definitions["pet"]
errorModel := spec.Definitions["errorModel"]
petResponse := spec.Responses["petResponse"]
petResponse.Schema = &pet
stringResponse := spec.Responses["stringResponse"]
tagParam := spec.Parameters["tag"]
idParam := spec.Parameters["idParam"]
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
assert.Equal(t, tagParam, spec.Parameters["query"])
assert.Equal(t, petResponse, spec.Responses["petResponse"])
assert.Equal(t, petResponse, spec.Responses["anotherPet"])
assert.Equal(t, pet, *spec.Responses["petResponse"].Schema)
assert.Equal(t, stringResponse, *spec.Paths.Paths["/"].Get.Responses.Default)
assert.Equal(t, petResponse, spec.Paths.Paths["/"].Get.Responses.StatusCodeResponses[200])
assert.Equal(t, pet, *spec.Paths.Paths["/pets"].Get.Responses.StatusCodeResponses[200].Schema.Items.Schema)
assert.Equal(t, errorModel, *spec.Paths.Paths["/pets"].Get.Responses.Default.Schema)
assert.Equal(t, pet, spec.Definitions["petInput"].AllOf[0])
assert.Equal(t, spec.Definitions["petInput"], *spec.Paths.Paths["/pets"].Post.Parameters[0].Schema)
assert.Equal(t, petResponse, spec.Paths.Paths["/pets"].Post.Responses.StatusCodeResponses[200])
assert.Equal(t, errorModel, *spec.Paths.Paths["/pets"].Post.Responses.Default.Schema)
pi := spec.Paths.Paths["/pets/{id}"]
assert.Equal(t, idParam, pi.Get.Parameters[0])
assert.Equal(t, petResponse, pi.Get.Responses.StatusCodeResponses[200])
assert.Equal(t, errorModel, *pi.Get.Responses.Default.Schema)
assert.Equal(t, idParam, pi.Delete.Parameters[0])
assert.Equal(t, errorModel, *pi.Delete.Responses.Default.Schema)
}
func TestResolveRef(t *testing.T) {
var root interface{}
err := json.Unmarshal([]byte(PetStore20), &root)
assert.NoError(t, err)
ref, err := NewRef("#/definitions/Category")
assert.NoError(t, err)
sch, err := ResolveRef(root, &ref)
assert.NoError(t, err)
b, _ := sch.MarshalJSON()
assert.JSONEq(t, `{"id":"Category","properties":{"id":{"type":"integer","format":"int64"},"name":{"type":"string"}}}`, string(b))
// WithBase variant
sch, err = ResolveRefWithBase(root, &ref, &ExpandOptions{
RelativeBase: "/",
})
assert.NoError(t, err)
b, _ = sch.MarshalJSON()
assert.JSONEq(t, `{"id":"Category","properties":{"id":{"type":"integer","format":"int64"},"name":{"type":"string"}}}`, string(b))
}
func TestResponseExpansion(t *testing.T) {
specDoc, err := jsonDoc("fixtures/expansion/all-the-things.json")
assert.NoError(t, err)
basePath, err := absPath("fixtures/expansion/all-the-things.json")
assert.NoError(t, err)
spec := new(Swagger)
err = json.Unmarshal(specDoc, spec)
assert.NoError(t, err)
resolver, err := defaultSchemaLoader(spec, nil, nil, nil)
assert.NoError(t, err)
resp := spec.Responses["anotherPet"]
expected := spec.Responses["petResponse"]
err = expandParameterOrResponse(&expected, resolver, basePath)
assert.NoError(t, err)
jazon, _ := json.MarshalIndent(expected, "", " ")
assert.JSONEq(t, `{
"description": "pet response",
"schema": {
"required": [
"id",
"name"
],
"properties": {
"id": {
"type": "integer",
"format": "int64"
},
"name": {
"type": "string"
},
"tag": {
"type": "string"
}
}
}
}`, string(jazon))
err = expandParameterOrResponse(&resp, resolver, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, resp)
resp2 := spec.Paths.Paths["/"].Get.Responses.Default
expected = spec.Responses["stringResponse"]
err = expandParameterOrResponse(resp2, resolver, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, *resp2)
// cascading ref
resp = spec.Paths.Paths["/"].Get.Responses.StatusCodeResponses[200]
expected = spec.Responses["petResponse"]
jazon, _ = json.MarshalIndent(resp, "", " ")
assert.JSONEq(t, `{
"$ref": "#/responses/anotherPet"
}`, string(jazon))
err = expandParameterOrResponse(&resp, resolver, basePath)
assert.NoError(t, err)
// NOTE(fredbi): fixed this testcase in schema_loader.go#227
assert.Equal(t, expected, resp)
}
func TestResponseResolve(t *testing.T) {
specDoc, err := jsonDoc("fixtures/expansion/all-the-things.json")
assert.NoError(t, err)
spec := new(Swagger)
err = json.Unmarshal(specDoc, spec)
assert.NoError(t, err)
// Resolve with root version
resp := spec.Paths.Paths["/"].Get.Responses.StatusCodeResponses[200]
resp2, err := ResolveResponse(spec, resp.Ref)
assert.NoError(t, err)
// resolve resolves the ref, but dos not expand
jazon, _ := json.MarshalIndent(resp2, "", " ")
assert.JSONEq(t, `{
"$ref": "#/responses/petResponse"
}`, string(jazon))
}
// test the exported version of ExpandResponse
func TestExportedResponseExpansion(t *testing.T) {
specDoc, err := jsonDoc("fixtures/expansion/all-the-things.json")
if !assert.NoError(t, err) {
t.FailNow()
}
basePath, err := absPath("fixtures/expansion/all-the-things.json")
assert.NoError(t, err)
spec := new(Swagger)
err = json.Unmarshal(specDoc, spec)
assert.NoError(t, err)
resp := spec.Responses["anotherPet"]
expected := spec.Responses["petResponse"]
err = ExpandResponse(&expected, basePath)
assert.NoError(t, err)
err = ExpandResponse(&resp, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, resp)
resp2 := spec.Paths.Paths["/"].Get.Responses.Default
expected = spec.Responses["stringResponse"]
err = ExpandResponse(resp2, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, *resp2)
resp = spec.Paths.Paths["/"].Get.Responses.StatusCodeResponses[200]
expected = spec.Responses["petResponse"]
err = ExpandResponse(&resp, basePath)
assert.NoError(t, err)
// NOTE(fredbi): fixed this testcase in schema_loader.go#227
assert.Equal(t, expected, resp)
}
func TestExpandResponseAndParamWithRoot(t *testing.T) {
specDoc, err := jsonDoc("fixtures/bugs/1614/gitea.json")
if !assert.NoError(t, err) {
t.FailNow()
return
}
var spec Swagger
_ = json.Unmarshal(specDoc, &spec)
// check responses with $ref
resp := spec.Paths.Paths["/admin/users"].Post.Responses.StatusCodeResponses[201]
err = ExpandResponseWithRoot(&resp, spec, nil)
assert.NoError(t, err)
jazon, _ := json.MarshalIndent(resp, "", " ")
m := rex.FindAllStringSubmatch(string(jazon), -1)
assert.Nil(t, m)
resp = spec.Paths.Paths["/admin/users"].Post.Responses.StatusCodeResponses[403]
err = ExpandResponseWithRoot(&resp, spec, nil)
assert.NoError(t, err)
jazon, _ = json.MarshalIndent(resp, "", " ")
m = rex.FindAllStringSubmatch(string(jazon), -1)
assert.Nil(t, m)
// check param with $ref
param := spec.Paths.Paths["/admin/users"].Post.Parameters[0]
err = ExpandParameterWithRoot(¶m, spec, nil)
assert.NoError(t, err)
jazon, _ = json.MarshalIndent(param, "", " ")
m = rex.FindAllStringSubmatch(string(jazon), -1)
assert.Nil(t, m)
}
func TestExpandResponseWithRoot_CircularRefs(t *testing.T) {
rootDoc := new(Swagger)
b, err := ioutil.ReadFile("fixtures/more_circulars/resp.json")
if assert.NoError(t, err) && assert.NoError(t, json.Unmarshal(b, rootDoc)) {
path := rootDoc.Paths.Paths["/api/v1/getx"]
resp := path.Post.Responses.StatusCodeResponses[200]
resCache = initResolutionCache()
// during first response expand, refs are getting expanded,
// so the following expands cannot properly resolve them w/o the document.
// this happens in validator.Validate() when different validators try to expand the same mutable response.
err := ExpandResponseWithRoot(&resp, rootDoc, resCache)
assert.NoError(t, err)
err = ExpandResponseWithRoot(&resp, rootDoc, resCache)
assert.NoError(t, err)
}
}
func TestResolveParam(t *testing.T) {
specDoc, err := jsonDoc("fixtures/expansion/all-the-things.json")
if !assert.NoError(t, err) {
t.FailNow()
}
var spec Swagger
_ = json.Unmarshal(specDoc, &spec)
param := spec.Paths.Paths["/pets/{id}"].Get.Parameters[0]
par, err := ResolveParameter(spec, param.Ref)
assert.NoError(t, err)
jazon, _ := json.MarshalIndent(par, "", " ")
assert.JSONEq(t, `{
"name": "id",
"in": "path",
"description": "ID of pet to fetch",
"required": true,
"type": "integer",
"format": "int64"
}`, string(jazon))
}
func TestIssue3(t *testing.T) {
spec := new(Swagger)
specDoc, err := jsonDoc("fixtures/expansion/overflow.json")
assert.NoError(t, err)
specPath, _ := absPath("fixtures/expansion/overflow.json")
opts := &ExpandOptions{
RelativeBase: specPath,
}
err = json.Unmarshal(specDoc, spec)
assert.NoError(t, err)
assert.NotPanics(t, func() {
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
}, "Calling expand spec with circular refs, should not panic!")
}
func TestParameterExpansion(t *testing.T) {
paramDoc, err := jsonDoc("fixtures/expansion/params.json")
assert.NoError(t, err)
spec := new(Swagger)
err = json.Unmarshal(paramDoc, spec)
assert.NoError(t, err)
basePath, err := absPath("fixtures/expansion/params.json")
assert.NoError(t, err)
resolver, err := defaultSchemaLoader(spec, nil, nil, nil)
assert.NoError(t, err)
param := spec.Parameters["query"]
expected := spec.Parameters["tag"]
err = expandParameterOrResponse(¶m, resolver, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, param)
param = spec.Paths.Paths["/cars/{id}"].Parameters[0]
expected = spec.Parameters["id"]
err = expandParameterOrResponse(¶m, resolver, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, param)
}
func TestExportedParameterExpansion(t *testing.T) {
paramDoc, err := jsonDoc("fixtures/expansion/params.json")
assert.NoError(t, err)
spec := new(Swagger)
err = json.Unmarshal(paramDoc, spec)
assert.NoError(t, err)
basePath, err := absPath("fixtures/expansion/params.json")
assert.NoError(t, err)
param := spec.Parameters["query"]
expected := spec.Parameters["tag"]
err = ExpandParameter(¶m, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, param)
param = spec.Paths.Paths["/cars/{id}"].Parameters[0]
expected = spec.Parameters["id"]
err = ExpandParameter(¶m, basePath)
assert.NoError(t, err)
assert.Equal(t, expected, param)
}
func TestCircularRefsExpansion(t *testing.T) {
carsDoc, err := jsonDoc("fixtures/expansion/circularRefs.json")
assert.NoError(t, err)
basePath, _ := absPath("fixtures/expansion/circularRefs.json")
spec := new(Swagger)
err = json.Unmarshal(carsDoc, spec)
assert.NoError(t, err)
resolver, err := defaultSchemaLoader(spec, &ExpandOptions{RelativeBase: basePath}, nil, nil)
assert.NoError(t, err)
schema := spec.Definitions["car"]
assert.NotPanics(t, func() {
_, err := expandSchema(schema, []string{"#/definitions/car"}, resolver, basePath)
assert.NoError(t, err)
}, "Calling expand schema with circular refs, should not panic!")
}
func TestCircularSpec2Expansion(t *testing.T) {
// TODO: assert repeatable results (see commented section below)
fixturePath := filepath.Join("fixtures", "expansion", "circular-minimal.json")
jazon := expandThisOrDieTrying(t, fixturePath)
assert.NotEmpty(t, jazon)
// assert stripped $ref in result
assert.NotContainsf(t, jazon, "circular-minimal.json#/",
"expected %s to be expanded with stripped circular $ref", fixturePath)
fixturePath = "fixtures/expansion/circularSpec2.json"
jazon = expandThisOrDieTrying(t, fixturePath)
assert.NotEmpty(t, jazon)
assert.NotContainsf(t, jazon, "circularSpec.json#/",
"expected %s to be expanded with stripped circular $ref", fixturePath)
/*
At the moment, the result of expanding circular references is not stable,
when several cycles have intersections:
the spec structure is randomly walked through and mutating as expansion is carried out.
detected cycles in $ref are not necessarily the shortest matches.
This may result in different, functionally correct expanded spec (e.g. with same validations)
for i := 0; i < 1; i++ {
bbb := expandThisOrDieTrying(t, fixturePath)
t.Log(bbb)
if !assert.JSONEqf(t, jazon, bbb, "on iteration %d, we should have stable expanded spec", i) {
t.FailNow()
return
}
}
*/
}
func Test_MoreCircular(t *testing.T) {
// Additional testcase for circular $ref (from go-openapi/validate):
// - $ref with file = current file
// - circular is located in remote file
//
// There are 4 variants to run:
// - with/without $ref with local file (so its not really remote)
// - with circular in a schema in #/responses
// - with circular in a schema in #/parameters
fixturePath := "fixtures/more_circulars/spec.json"
jazon := expandThisOrDieTrying(t, fixturePath)
m := rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "item.json#/item"),
"expected $ref to be relative, got: %s", matched[0])
}
}
fixturePath = "fixtures/more_circulars/spec2.json"
jazon = expandThisOrDieTrying(t, fixturePath)
m = rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "item2.json#/item"),
"expected $ref to be relative, got: %s", matched[0])
}
}
fixturePath = "fixtures/more_circulars/spec3.json"
jazon = expandThisOrDieTrying(t, fixturePath)
m = rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "item.json#/item"),
"expected $ref to be relative, got: %s", matched[0])
}
}
fixturePath = "fixtures/more_circulars/spec4.json"
jazon = expandThisOrDieTrying(t, fixturePath)
m = rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "item4.json#/item"),
"expected $ref to be relative, got: %s", matched[0])
}
}
}
func Test_Issue957(t *testing.T) {
fixturePath := "fixtures/bugs/957/fixture-957.json"
jazon := expandThisOrDieTrying(t, fixturePath)
if assert.NotEmpty(t, jazon) {
assert.NotContainsf(t, jazon, "fixture-957.json#/",
"expected %s to be expanded with stripped circular $ref", fixturePath)
m := rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "#/definitions/"),
"expected $ref to be inlined, got: %s", matched[0])
}
}
//t.Log(jazon)
}
}
func Test_Bitbucket(t *testing.T) {
// Additional testcase for circular $ref (from bitbucket api)
fixturePath := "fixtures/more_circulars/bitbucket.json"
jazon := expandThisOrDieTrying(t, fixturePath)
m := rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "#/definitions/"),
"expected $ref to be inlined, got: %s", matched[0])
}
}
}
func Test_ExpandJSONSchemaDraft4(t *testing.T) {
fixturePath := filepath.Join("schemas", "jsonschema-draft-04.json")
jazon := expandThisSchemaOrDieTrying(t, fixturePath)
// assert all $ref maches "$ref": "http://json-schema.org/draft-04/something"
m := rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "http://json-schema.org/draft-04/"),
"expected $ref to be remote, got: %s", matched[0])
}
}
}
func Test_ExpandSwaggerSchema(t *testing.T) {
fixturePath := filepath.Join("schemas", "v2", "schema.json")
jazon := expandThisSchemaOrDieTrying(t, fixturePath)
// assert all $ref maches "$ref": "#/definitions/something"
m := rex.FindAllStringSubmatch(jazon, -1)
if assert.NotNil(t, m) {
for _, matched := range m {
// matched := m[0]
subMatch := matched[1]
assert.True(t, strings.HasPrefix(subMatch, "#/definitions/"),
"expected $ref to be inlined, got: %s", matched[0])
}
}
}
func expandThisSchemaOrDieTrying(t *testing.T, fixturePath string) string {
doc, err := jsonDoc(fixturePath)
require.NoError(t, err)
specPath, _ := absPath(fixturePath)
opts := &ExpandOptions{
RelativeBase: specPath,
}
sch := new(Schema)
err = json.Unmarshal(doc, sch)
require.NoError(t, err)
require.NotPanics(t, func() {
err = ExpandSchemaWithBasePath(sch, nil, opts)
assert.NoError(t, err)
}, "Calling expand schema circular refs, should not panic!")
bbb, _ := json.MarshalIndent(sch, "", " ")
return string(bbb)
}
func expandThisOrDieTrying(t *testing.T, fixturePath string) string {
doc, err := jsonDoc(fixturePath)
if !assert.NoError(t, err) {
t.FailNow()
return ""
}
specPath, _ := absPath(fixturePath)
opts := &ExpandOptions{
RelativeBase: specPath,
}
spec := new(Swagger)
err = json.Unmarshal(doc, spec)
if !assert.NoError(t, err) {
t.FailNow()
return ""
}
assert.NotPanics(t, func() {
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
}, "Calling expand spec with circular refs, should not panic!")
bbb, _ := json.MarshalIndent(spec, "", " ")
return string(bbb)
}
func TestContinueOnErrorExpansion(t *testing.T) {
defer log.SetOutput(os.Stdout)
log.SetOutput(ioutil.Discard)
missingRefDoc, err := jsonDoc("fixtures/expansion/missingRef.json")
assert.NoError(t, err)
specPath, _ := absPath("fixtures/expansion/missingRef.json")
testCase := struct {
Input *Swagger `json:"input"`
Expected *Swagger `json:"expected"`
}{}
err = json.Unmarshal(missingRefDoc, &testCase)
assert.NoError(t, err)
opts := &ExpandOptions{
ContinueOnError: true,
RelativeBase: specPath,
}
err = ExpandSpec(testCase.Input, opts)
assert.NoError(t, err)
// b, _ := testCase.Input.MarshalJSON()
// log.Printf(string(b))
assert.Equal(t, testCase.Input, testCase.Expected, "Should continue expanding spec when a definition can't be found.")
doc, err := jsonDoc("fixtures/expansion/missingItemRef.json")
spec := new(Swagger)
err = json.Unmarshal(doc, spec)
assert.NoError(t, err)
assert.NotPanics(t, func() {
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
}, "Array of missing refs should not cause a panic, and continue to expand spec.")
}
func TestIssue415(t *testing.T) {
doc, err := jsonDoc("fixtures/expansion/clickmeter.json")
assert.NoError(t, err)
specPath, _ := absPath("fixtures/expansion/clickmeter.json")
opts := &ExpandOptions{
RelativeBase: specPath,
}
spec := new(Swagger)
err = json.Unmarshal(doc, spec)
assert.NoError(t, err)
assert.NotPanics(t, func() {
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
}, "Calling expand spec with response schemas that have circular refs, should not panic!")
}
func TestCircularSpecExpansion(t *testing.T) {
doc, err := jsonDoc("fixtures/expansion/circularSpec.json")
assert.NoError(t, err)
specPath, _ := absPath("fixtures/expansion/circularSpec.json")
opts := &ExpandOptions{
RelativeBase: specPath,
}
spec := new(Swagger)
err = json.Unmarshal(doc, spec)
assert.NoError(t, err)
assert.NotPanics(t, func() {
err = ExpandSpec(spec, opts)
assert.NoError(t, err)
}, "Calling expand spec with circular refs, should not panic!")
}
func TestItemsExpansion(t *testing.T) {
carsDoc, err := jsonDoc("fixtures/expansion/schemas2.json")
assert.NoError(t, err)
basePath, _ := absPath("fixtures/expansion/schemas2.json")
spec := new(Swagger)
err = json.Unmarshal(carsDoc, spec)
assert.NoError(t, err)
resolver, err := defaultSchemaLoader(spec, nil, nil, nil)
assert.NoError(t, err)
schema := spec.Definitions["car"]
oldBrand := schema.Properties["brand"]
assert.NotEmpty(t, oldBrand.Items.Schema.Ref.String())
assert.NotEqual(t, spec.Definitions["brand"], oldBrand)
_, err = expandSchema(schema, []string{"#/definitions/car"}, resolver, basePath)
assert.NoError(t, err)
newBrand := schema.Properties["brand"]
assert.Empty(t, newBrand.Items.Schema.Ref.String())
assert.Equal(t, spec.Definitions["brand"], *newBrand.Items.Schema)
schema = spec.Definitions["truck"]
assert.NotEmpty(t, schema.Items.Schema.Ref.String())
s, err := expandSchema(schema, []string{"#/definitions/truck"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Items.Schema.Ref.String())
assert.Equal(t, spec.Definitions["car"], *schema.Items.Schema)
sch := new(Schema)
_, err = expandSchema(*sch, []string{""}, resolver, basePath)
assert.NoError(t, err)
schema = spec.Definitions["batch"]
s, err = expandSchema(schema, []string{"#/definitions/batch"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Items.Schema.Items.Schema.Ref.String())
assert.Equal(t, *schema.Items.Schema.Items.Schema, spec.Definitions["brand"])
schema = spec.Definitions["batch2"]
s, err = expandSchema(schema, []string{"#/definitions/batch2"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Items.Schemas[0].Items.Schema.Ref.String())
assert.Empty(t, schema.Items.Schemas[1].Items.Schema.Ref.String())
assert.Equal(t, *schema.Items.Schemas[0].Items.Schema, spec.Definitions["brand"])
assert.Equal(t, *schema.Items.Schemas[1].Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["allofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/allofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AllOf[0].Items.Schema.Ref.String())
assert.Empty(t, schema.AllOf[1].Items.Schema.Ref.String())
assert.Equal(t, *schema.AllOf[0].Items.Schema, spec.Definitions["brand"])
assert.Equal(t, *schema.AllOf[1].Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["anyofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/anyofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AnyOf[0].Items.Schema.Ref.String())
assert.Empty(t, schema.AnyOf[1].Items.Schema.Ref.String())
assert.Equal(t, *schema.AnyOf[0].Items.Schema, spec.Definitions["brand"])
assert.Equal(t, *schema.AnyOf[1].Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["oneofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/oneofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.OneOf[0].Items.Schema.Ref.String())
assert.Empty(t, schema.OneOf[1].Items.Schema.Ref.String())
assert.Equal(t, *schema.OneOf[0].Items.Schema, spec.Definitions["brand"])
assert.Equal(t, *schema.OneOf[1].Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["notSomething"]
s, err = expandSchema(schema, []string{"#/definitions/notSomething"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Not.Items.Schema.Ref.String())
assert.Equal(t, *schema.Not.Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["withAdditional"]
s, err = expandSchema(schema, []string{"#/definitions/withAdditional"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AdditionalProperties.Schema.Items.Schema.Ref.String())
assert.Equal(t, *schema.AdditionalProperties.Schema.Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["withAdditionalItems"]
s, err = expandSchema(schema, []string{"#/definitions/withAdditionalItems"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AdditionalItems.Schema.Items.Schema.Ref.String())
assert.Equal(t, *schema.AdditionalItems.Schema.Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["withPattern"]
s, err = expandSchema(schema, []string{"#/definitions/withPattern"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
prop := schema.PatternProperties["^x-ab"]
assert.Empty(t, prop.Items.Schema.Ref.String())
assert.Equal(t, *prop.Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["deps"]
s, err = expandSchema(schema, []string{"#/definitions/deps"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
prop2 := schema.Dependencies["something"]
assert.Empty(t, prop2.Schema.Items.Schema.Ref.String())
assert.Equal(t, *prop2.Schema.Items.Schema, spec.Definitions["tag"])
schema = spec.Definitions["defined"]
s, err = expandSchema(schema, []string{"#/definitions/defined"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
prop = schema.Definitions["something"]
assert.Empty(t, prop.Items.Schema.Ref.String())
assert.Equal(t, *prop.Items.Schema, spec.Definitions["tag"])
}
func TestSchemaExpansion(t *testing.T) {
carsDoc, err := jsonDoc("fixtures/expansion/schemas1.json")
assert.NoError(t, err)
basePath, _ := absPath("fixtures/expansion/schemas1.json")
spec := new(Swagger)
err = json.Unmarshal(carsDoc, spec)
assert.NoError(t, err)
resolver, err := defaultSchemaLoader(spec, nil, nil, nil)
assert.NoError(t, err)
schema := spec.Definitions["car"]
oldBrand := schema.Properties["brand"]
assert.NotEmpty(t, oldBrand.Ref.String())
assert.NotEqual(t, spec.Definitions["brand"], oldBrand)
s, err := expandSchema(schema, []string{"#/definitions/car"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
newBrand := schema.Properties["brand"]
assert.Empty(t, newBrand.Ref.String())
assert.Equal(t, spec.Definitions["brand"], newBrand)
schema = spec.Definitions["truck"]
assert.NotEmpty(t, schema.Ref.String())
s, err = expandSchema(schema, []string{"#/definitions/truck"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Ref.String())
assert.Equal(t, spec.Definitions["car"], schema)
sch := new(Schema)
_, err = expandSchema(*sch, []string{""}, resolver, basePath)
assert.NoError(t, err)
schema = spec.Definitions["batch"]
s, err = expandSchema(schema, []string{"#/definitions/batch"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Items.Schema.Ref.String())
assert.Equal(t, *schema.Items.Schema, spec.Definitions["brand"])
schema = spec.Definitions["batch2"]
s, err = expandSchema(schema, []string{"#/definitions/batch2"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.Items.Schemas[0].Ref.String())
assert.Empty(t, schema.Items.Schemas[1].Ref.String())
assert.Equal(t, schema.Items.Schemas[0], spec.Definitions["brand"])
assert.Equal(t, schema.Items.Schemas[1], spec.Definitions["tag"])
schema = spec.Definitions["allofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/allofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AllOf[0].Ref.String())
assert.Empty(t, schema.AllOf[1].Ref.String())
assert.Equal(t, schema.AllOf[0], spec.Definitions["brand"])
assert.Equal(t, schema.AllOf[1], spec.Definitions["tag"])
schema = spec.Definitions["anyofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/anyofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.AnyOf[0].Ref.String())
assert.Empty(t, schema.AnyOf[1].Ref.String())
assert.Equal(t, schema.AnyOf[0], spec.Definitions["brand"])
assert.Equal(t, schema.AnyOf[1], spec.Definitions["tag"])
schema = spec.Definitions["oneofBoth"]
s, err = expandSchema(schema, []string{"#/definitions/oneofBoth"}, resolver, basePath)
schema = *s
assert.NoError(t, err)
assert.Empty(t, schema.OneOf[0].Ref.String())
assert.Empty(t, schema.OneOf[1].Ref.String())