func TestTypeResolver_AnonymousStructs(t *testing.T) {

	_, resolver, err := basicTaskListResolver(t)
	if assert.NoError(t, err) {
		// anonymous structs should be accounted for
		parent := new(spec.Schema)
		parent.Typed("object", "")
		parent.Properties = make(map[string]spec.Schema)
		parent.Properties["name"] = *spec.StringProperty()
		parent.Properties["age"] = *spec.Int32Property()

		rt, err := resolver.ResolveSchema(parent, true)
		if assert.NoError(t, err) {
			assert.False(t, rt.IsNullable)
			assert.True(t, rt.IsAnonymous)
			assert.True(t, rt.IsComplexObject)
		}

		parent.Extensions = make(spec.Extensions)
		parent.Extensions["x-isnullable"] = true

		rt, err = resolver.ResolveSchema(parent, true)
		if assert.NoError(t, err) {
			assert.True(t, rt.IsNullable)
			assert.True(t, rt.IsAnonymous)
			assert.True(t, rt.IsComplexObject)
		}
	}
}

func TestTypeResolver_AdditionalItems(t *testing.T) {
	_, resolver, err := basicTaskListResolver(t)
	tpe := spec.StringProperty()
	if assert.NoError(t, err) {
		// arrays of primitives and string formats with additional formats
		for _, val := range schTypeVals {
			var sch spec.Schema
			sch.Typed(val.Type, val.Format)
			var coll spec.Schema
			coll.Type = []string{"array"}
			coll.Items = new(spec.SchemaOrArray)
			coll.Items.Schema = tpe
			coll.AdditionalItems = new(spec.SchemaOrBool)
			coll.AdditionalItems.Schema = &sch

			rt, err := resolver.ResolveSchema(&coll, true)
			if assert.NoError(t, err) && assert.True(t, rt.IsArray) {
				assert.True(t, rt.HasAdditionalItems)
				assert.False(t, rt.IsNullable)
				//if assert.NotNil(t, rt.ElementType) {
				//assertPrimitiveResolve(t, "string", "", "string", *rt.ElementType)
				//}
			}
		}
	}
}

func (scp *schemaParser) parseAllOfMember(gofile *ast.File, schema *spec.Schema, expr ast.Expr, seenPreviously map[string]struct{}) error {
	// TODO: check if struct is annotated with swagger:model or known in the definitions otherwise
	var pkg *loader.PackageInfo
	var file *ast.File
	var gd *ast.GenDecl
	var ts *ast.TypeSpec
	var err error

	switch tpe := expr.(type) {
	case *ast.Ident:
		// do lookup of type
		// take primitives into account, they should result in an error for swagger
		pkg, err = scp.packageForFile(gofile)
		if err != nil {
			return err
		}
		file, gd, ts, err = findSourceFile(pkg, tpe.Name)
		if err != nil {
			return err
		}

	case *ast.SelectorExpr:
		// look up package, file and then type
		pkg, err = scp.packageForSelector(gofile, tpe.X)
		if err != nil {
			return fmt.Errorf("embedded struct: %v", err)
		}
		file, gd, ts, err = findSourceFile(pkg, tpe.Sel.Name)
		if err != nil {
			return fmt.Errorf("embedded struct: %v", err)
		}
	default:
		return fmt.Errorf("unable to resolve allOf member for: %v\n", expr)
	}

	sd := newSchemaDecl(file, gd, ts)
	if sd.hasAnnotation() {
		ref, err := spec.NewRef("#/definitions/" + sd.Name)
		if err != nil {
			return err
		}
		schema.Ref = ref
		scp.postDecls = append(scp.postDecls, *sd)
	} else {
		if st, ok := ts.Type.(*ast.StructType); ok {
			return scp.parseStructType(file, schema, st, seenPreviously)
		}
	}

	return nil
}

func (sg *schemaGenContext) buildItems() error {
	presentsAsSingle := sg.Schema.Items != nil && sg.Schema.Items.Schema != nil
	if presentsAsSingle && sg.Schema.AdditionalItems != nil { // unsure if htis a valid of invalid schema
		return fmt.Errorf("single schema (%s) can't have additional items", sg.Name)
	}
	if presentsAsSingle {
		return sg.buildArray()
	}
	if sg.Schema.Items == nil {
		return nil
	}
	// This is a tuple, build a new model that represents this
	if sg.Named {
		sg.GenSchema.Name = sg.Name
		sg.GenSchema.GoType = swag.ToGoName(sg.Name)
		if sg.TypeResolver.ModelsPackage != "" {
			sg.GenSchema.GoType = sg.TypeResolver.ModelsPackage + "." + sg.GenSchema.GoType
		}
		for i, s := range sg.Schema.Items.Schemas {
			elProp := sg.NewTupleElement(&s, i)
			if err := elProp.makeGenSchema(); err != nil {
				return err
			}
			sg.MergeResult(elProp)
			elProp.GenSchema.Name = "p" + strconv.Itoa(i)
			sg.GenSchema.Properties = append(sg.GenSchema.Properties, elProp.GenSchema)
		}
		return nil
	}

	// for an anonoymous object, first build the new object
	// and then replace the current one with a $ref to the
	// new tuple object
	var sch spec.Schema
	sch.Typed("object", "")
	sch.Properties = make(map[string]spec.Schema)
	for i, v := range sg.Schema.Items.Schemas {
		sch.Required = append(sch.Required, "P"+strconv.Itoa(i))
		sch.Properties["P"+strconv.Itoa(i)] = v
	}
	sch.AdditionalItems = sg.Schema.AdditionalItems
	tup := sg.makeNewStruct(sg.GenSchema.Name+"Tuple"+strconv.Itoa(sg.Index), sch)
	if err := tup.makeGenSchema(); err != nil {
		return err
	}
	tup.GenSchema.IsTuple = true
	tup.GenSchema.IsComplexObject = false
	tup.GenSchema.Title = tup.GenSchema.Name + " a representation of an anonymous Tuple type"
	tup.GenSchema.Description = ""
	sg.ExtraSchemas[tup.Name] = tup.GenSchema

	sg.Schema = *spec.RefProperty("#/definitions/" + tup.Name)
	if err := sg.makeGenSchema(); err != nil {
		return err
	}
	sg.MergeResult(tup)
	return nil
}

func TestTypeResolver_TupleTypes(t *testing.T) {
	_, resolver, err := basicTaskListResolver(t)
	if assert.NoError(t, err) {
		// tuple type (items with multiple schemas)
		parent := new(spec.Schema)
		parent.Typed("array", "")
		parent.Items = new(spec.SchemaOrArray)
		parent.Items.Schemas = append(
			parent.Items.Schemas,
			*spec.StringProperty(),
			*spec.Int64Property(),
			*spec.Float64Property(),
			*spec.BoolProperty(),
			*spec.ArrayProperty(spec.StringProperty()),
			*spec.RefProperty("#/definitions/Comment"),
		)

		rt, err := resolver.ResolveSchema(parent, true)
		if assert.NoError(t, err) {
			assert.False(t, rt.IsArray)
			assert.True(t, rt.IsTuple)
		}
	}
}

func (scp *schemaParser) parseStructType(gofile *ast.File, bschema *spec.Schema, tpe *ast.StructType, seenPreviously map[string]struct{}) error {
	if tpe.Fields != nil {
		var schema *spec.Schema
		seenProperties := seenPreviously

		for _, fld := range tpe.Fields.List {
			if len(fld.Names) == 0 {
				// if this created an allOf property then we have to rejig the schema var
				// because all the fields collected that aren't from embedded structs should go in
				// their own proper schema
				// first process embedded structs in order of embedding
				if allOfMember(fld.Doc) {
					if schema == nil {
						schema = new(spec.Schema)
					}
					var newSch spec.Schema
					// when the embedded struct is annotated with swagger:allOf it will be used as allOf property
					// otherwise the fields will just be included as normal properties
					if err := scp.parseAllOfMember(gofile, &newSch, fld.Type, seenProperties); err != nil {
						return err
					}
					bschema.AllOf = append(bschema.AllOf, newSch)
					continue
				}
				if schema == nil {
					schema = bschema
				}

				// when the embedded struct is annotated with swagger:allOf it will be used as allOf property
				// otherwise the fields will just be included as normal properties
				if err := scp.parseEmbeddedStruct(gofile, schema, fld.Type, seenProperties); err != nil {
					return err
				}
			}
		}
		if schema != nil && len(bschema.AllOf) > 0 {
			bschema.AllOf = append(bschema.AllOf, *schema)
		}
		if schema == nil {
			schema = bschema
		}

		// then add and possibly override values
		if schema.Properties == nil {
			schema.Properties = make(map[string]spec.Schema)
		}
		schema.Typed("object", "")
		for _, fld := range tpe.Fields.List {
			if len(fld.Names) > 0 && fld.Names[0] != nil && fld.Names[0].IsExported() {
				var nm, gnm string
				nm = fld.Names[0].Name
				gnm = nm
				if fld.Tag != nil && len(strings.TrimSpace(fld.Tag.Value)) > 0 {
					tv, err := strconv.Unquote(fld.Tag.Value)
					if err != nil {
						return err
					}

					if strings.TrimSpace(tv) != "" {
						st := reflect.StructTag(tv)
						if st.Get("json") != "" {
							nm = strings.Split(st.Get("json"), ",")[0]
						}
					}
				}

				ps := schema.Properties[nm]
				if err := parseProperty(scp, gofile, fld.Type, schemaTypable{&ps}); err != nil {
					return err
				}

				sp := new(sectionedParser)
				sp.setDescription = func(lines []string) { ps.Description = joinDropLast(lines) }
				if ps.Ref.GetURL() == nil {
					sp.taggers = []tagParser{
						newSingleLineTagParser("maximum", &setMaximum{schemaValidations{&ps}, rxf(rxMaximumFmt, "")}),
						newSingleLineTagParser("minimum", &setMinimum{schemaValidations{&ps}, rxf(rxMinimumFmt, "")}),
						newSingleLineTagParser("multipleOf", &setMultipleOf{schemaValidations{&ps}, rxf(rxMultipleOfFmt, "")}),
						newSingleLineTagParser("minLength", &setMinLength{schemaValidations{&ps}, rxf(rxMinLengthFmt, "")}),
						newSingleLineTagParser("maxLength", &setMaxLength{schemaValidations{&ps}, rxf(rxMaxLengthFmt, "")}),
						newSingleLineTagParser("pattern", &setPattern{schemaValidations{&ps}, rxf(rxPatternFmt, "")}),
						newSingleLineTagParser("minItems", &setMinItems{schemaValidations{&ps}, rxf(rxMinItemsFmt, "")}),
						newSingleLineTagParser("maxItems", &setMaxItems{schemaValidations{&ps}, rxf(rxMaxItemsFmt, "")}),
						newSingleLineTagParser("unique", &setUnique{schemaValidations{&ps}, rxf(rxUniqueFmt, "")}),
						newSingleLineTagParser("required", &setRequiredSchema{schema, nm}),
						newSingleLineTagParser("readOnly", &setReadOnlySchema{&ps}),
					}

					// check if this is a primitive, if so parse the validations from the
					// doc comments of the slice declaration.
					if ftpe, ok := fld.Type.(*ast.ArrayType); ok {
						if iftpe, ok := ftpe.Elt.(*ast.Ident); ok && iftpe.Obj == nil {
							if ps.Items != nil && ps.Items.Schema != nil {
								itemsTaggers := []tagParser{
									newSingleLineTagParser("itemsMaximum", &setMaximum{schemaValidations{ps.Items.Schema}, rxf(rxMaximumFmt, rxItemsPrefix)}),
									newSingleLineTagParser("itemsMinimum", &setMinimum{schemaValidations{ps.Items.Schema}, rxf(rxMinimumFmt, rxItemsPrefix)}),
									newSingleLineTagParser("itemsMultipleOf", &setMultipleOf{schemaValidations{ps.Items.Schema}, rxf(rxMultipleOfFmt, rxItemsPrefix)}),
									newSingleLineTagParser("itemsMinLength", &setMinLength{schemaValidations{ps.Items.Schema}, rxf(rxMinLengthFmt, rxItemsPrefix)}),
									newSingleLineTagParser("itemsMaxLength", &setMaxLength{schemaValidations{ps.Items.Schema}, rxf(rxMaxLengthFmt, rxItemsPrefix)}),
									newSingleLineTagParser("itemsPattern", &setPattern{schemaValidations{ps.Items.Schema}, rxf(rxPatternFmt, rxItemsPrefix)}),
//.........这里部分代码省略.........

func TestTypeResolver_BasicTypes(t *testing.T) {

	_, resolver, err := basicTaskListResolver(t)
	if assert.NoError(t, err) {

		// primitives and string formats
		for _, val := range schTypeVals {
			sch := new(spec.Schema)
			sch.Typed(val.Type, val.Format)

			rt, err := resolver.ResolveSchema(sch, true)
			if assert.NoError(t, err) {
				assert.False(t, rt.IsNullable)
				assertPrimitiveResolve(t, val.Type, val.Format, val.Expected, rt)
			}
		}

		// arrays of primitives and string formats
		for _, val := range schTypeVals {
			var sch spec.Schema
			sch.Typed(val.Type, val.Format)
			rt, err := resolver.ResolveSchema(new(spec.Schema).CollectionOf(sch), true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsArray)
			}
		}

		// primitives and string formats
		for _, val := range schTypeVals {
			sch := new(spec.Schema)
			sch.Typed(val.Type, val.Format)
			sch.Extensions = make(spec.Extensions)
			sch.Extensions["x-isnullable"] = true

			rt, err := resolver.ResolveSchema(sch, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsNullable, "expected %q (%q) to be nullable", val.Type, val.Format)
				assertPrimitiveResolve(t, val.Type, val.Format, val.Expected, rt)
			}
		}

		// arrays of primitives and string formats
		for _, val := range schTypeVals {
			var sch spec.Schema
			sch.Typed(val.Type, val.Format)
			sch.AddExtension("x-isnullable", true)

			rt, err := resolver.ResolveSchema(new(spec.Schema).CollectionOf(sch), true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsArray)
			}
		}

	}

}

func TestTypeResolver_ObjectType(t *testing.T) {
	_, resolver, err := basicTaskListResolver(t)
	resolver.ModelName = "TheModel"
	defer func() { resolver.ModelName = "" }()

	if assert.NoError(t, err) {
		//very poor schema definitions (as in none)
		types := []string{"object", ""}
		for _, tpe := range types {
			sch := new(spec.Schema)
			sch.Typed(tpe, "")
			rt, err := resolver.ResolveSchema(sch, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsMap)
				assert.False(t, rt.IsComplexObject)
				assert.Equal(t, "map[string]interface{}", rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}

			sch.Properties = make(map[string]spec.Schema)
			var ss spec.Schema
			sch.Properties["tags"] = *(&ss).CollectionOf(*spec.StringProperty())
			rt, err = resolver.ResolveSchema(sch, false)
			assert.True(t, rt.IsComplexObject)
			assert.False(t, rt.IsMap)
			assert.Equal(t, "models.TheModel", rt.GoType)
			assert.Equal(t, "object", rt.SwaggerType)

			sch.Properties = nil
			nsch := new(spec.Schema)
			nsch.Typed(tpe, "")
			nsch.AllOf = []spec.Schema{*sch}
			rt, err = resolver.ResolveSchema(nsch, false)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsComplexObject)
				assert.False(t, rt.IsMap)
				assert.Equal(t, "models.TheModel", rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}
		sch := new(spec.Schema)
		rt, err := resolver.ResolveSchema(sch, true)
		if assert.NoError(t, err) {
			assert.True(t, rt.IsMap)
			assert.False(t, rt.IsComplexObject)
			assert.Equal(t, "map[string]interface{}", rt.GoType)
			assert.Equal(t, "object", rt.SwaggerType)

		}
		sch = new(spec.Schema)
		var sp spec.Schema
		sp.Typed("object", "")
		sch.AllOf = []spec.Schema{sp}
		rt, err = resolver.ResolveSchema(sch, true)
		if assert.NoError(t, err) {
			assert.True(t, rt.IsComplexObject)
			assert.False(t, rt.IsMap)
			assert.Equal(t, "models.TheModel", rt.GoType)
			assert.Equal(t, "object", rt.SwaggerType)
		}
	}
}

func TestTypeResolver_AdditionalProperties(t *testing.T) {
	_, resolver, err := basicTaskListResolver(t)
	if assert.NoError(t, err) {

		// primitives as additional properties
		for _, val := range schTypeVals {
			sch := new(spec.Schema)

			sch.Typed(val.Type, val.Format)
			parent := new(spec.Schema)
			parent.AdditionalProperties = new(spec.SchemaOrBool)
			parent.AdditionalProperties.Schema = sch

			rt, err := resolver.ResolveSchema(parent, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsMap)
				assert.False(t, rt.IsComplexObject)
				assert.Equal(t, "map[string]"+val.Expected, rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}

		// array of primitives as additional properties
		for _, val := range schTypeVals {
			sch := new(spec.Schema)

			sch.Typed(val.Type, val.Format)
			parent := new(spec.Schema)
			parent.AdditionalProperties = new(spec.SchemaOrBool)
			parent.AdditionalProperties.Schema = new(spec.Schema).CollectionOf(*sch)

			rt, err := resolver.ResolveSchema(parent, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsMap)
				assert.False(t, rt.IsComplexObject)
				assert.Equal(t, "map[string][]"+val.Expected, rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}

		// refs as additional properties
		for _, val := range schRefVals {
			sch := new(spec.Schema)
			sch.Ref, _ = spec.NewRef("#/definitions/" + val.Type)
			parent := new(spec.Schema)
			parent.AdditionalProperties = new(spec.SchemaOrBool)
			parent.AdditionalProperties.Schema = sch

			rt, err := resolver.ResolveSchema(parent, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsMap)
				assert.False(t, rt.IsComplexObject)
				assert.Equal(t, "map[string]"+val.Expected, rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}

		// when additional properties and properties present, it's a complex object

		// primitives as additional properties
		for _, val := range schTypeVals {
			sch := new(spec.Schema)

			sch.Typed(val.Type, val.Format)
			parent := new(spec.Schema)
			parent.Properties = make(map[string]spec.Schema)
			parent.Properties["id"] = *spec.Int32Property()
			parent.AdditionalProperties = new(spec.SchemaOrBool)
			parent.AdditionalProperties.Schema = sch

			rt, err := resolver.ResolveSchema(parent, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsComplexObject)
				assert.False(t, rt.IsMap)
				assert.Equal(t, "map[string]"+val.Expected, rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}

		// array of primitives as additional properties
		for _, val := range schTypeVals {
			sch := new(spec.Schema)

			sch.Typed(val.Type, val.Format)
			parent := new(spec.Schema)
			parent.Properties = make(map[string]spec.Schema)
			parent.Properties["id"] = *spec.Int32Property()
			parent.AdditionalProperties = new(spec.SchemaOrBool)
			parent.AdditionalProperties.Schema = new(spec.Schema).CollectionOf(*sch)

			rt, err := resolver.ResolveSchema(parent, true)
			if assert.NoError(t, err) {
				assert.True(t, rt.IsComplexObject)
				assert.False(t, rt.IsMap)
				assert.Equal(t, "map[string][]"+val.Expected, rt.GoType)
				assert.Equal(t, "object", rt.SwaggerType)
			}
		}

		// refs as additional properties
//.........这里部分代码省略.........