//
// Copyright 2023 The Chainloop 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 sdk

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

type emptySchema struct {
}

type basicSchema struct {
	Foo string `json:"foo"`
}

type arrayBased struct {
	FooA []string
}

type nested struct {
	Bar string `json:"bar"`
	Foo basicSchema
}

func TestGenerateJSONSchema(t *testing.T) {
	testCases := []struct {
		name       string
		input      interface{}
		wantErrMsg string
	}{
		{
			name:       "invalid, missing schema",
			wantErrMsg: "schema is nil",
		},
		{
			name:  "valid empty schema",
			input: emptySchema{},
		},
		{
			name:  "valid input",
			input: basicSchema{},
		},
		{
			name:       "invalid, nested",
			input:      nested{},
			wantErrMsg: "nested schemas are not supported",
		},
		{
			name:       "invalid, array property",
			input:      arrayBased{},
			wantErrMsg: "array based properties are not supported",
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			_, err := GenerateJSONSchema(tc.input)
			if tc.wantErrMsg != "" {
				assert.ErrorContains(t, err, tc.wantErrMsg)
			} else {
				assert.NoError(t, err)
			}
		})
	}
}
