// Copyright 2015 Google Inc. All Rights Reserved.
//
// 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 bigquery

import (
	"testing"
	"time"

	"github.com/google/go-cmp/cmp"

	"cloud.google.com/go/internal/testutil"

	"golang.org/x/net/context"
	bq "google.golang.org/api/bigquery/v2"
)

type createTableRecorder struct {
	conf *createTableConf
	service
}

func (rec *createTableRecorder) createTable(ctx context.Context, conf *createTableConf) error {
	rec.conf = conf
	return nil
}

func TestCreateTableOptions(t *testing.T) {
	s := &createTableRecorder{}
	c := &Client{
		projectID: "p",
		service:   s,
	}
	ds := c.Dataset("d")
	table := ds.Table("t")
	exp := time.Now()
	q := "query"
	if err := table.Create(context.Background(), TableExpiration(exp), ViewQuery(q), UseStandardSQL()); err != nil {
		t.Fatalf("err calling Table.Create: %v", err)
	}
	want := createTableConf{
		projectID:      "p",
		datasetID:      "d",
		tableID:        "t",
		expiration:     exp,
		viewQuery:      q,
		useStandardSQL: true,
	}
	equal := func(x, y createTableConf) bool {
		return testutil.Equal(x, y, cmp.AllowUnexported(createTableConf{}))
	}

	if !equal(*s.conf, want) {
		t.Errorf("createTableConf: got:\n%v\nwant:\n%v", *s.conf, want)
	}

	sc := Schema{fieldSchema("desc", "name", "STRING", false, true)}
	if err := table.Create(context.Background(), TableExpiration(exp), sc); err != nil {
		t.Fatalf("err calling Table.Create: %v", err)
	}
	want = createTableConf{
		projectID:  "p",
		datasetID:  "d",
		tableID:    "t",
		expiration: exp,
		// No need for an elaborate schema, that is tested in schema_test.go.
		schema: &bq.TableSchema{
			Fields: []*bq.TableFieldSchema{
				bqTableFieldSchema("desc", "name", "STRING", "REQUIRED"),
			},
		},
	}
	if !equal(*s.conf, want) {
		t.Errorf("createTableConf: got:\n%v\nwant:\n%v", *s.conf, want)
	}

	partitionCases := []struct {
		timePartitioning   TimePartitioning
		expectedExpiration time.Duration
	}{
		{TimePartitioning{}, time.Duration(0)},
		{TimePartitioning{time.Second}, time.Second},
	}

	for _, c := range partitionCases {
		if err := table.Create(context.Background(), c.timePartitioning); err != nil {
			t.Fatalf("err calling Table.Create: %v", err)
		}
		want = createTableConf{
			projectID:        "p",
			datasetID:        "d",
			tableID:          "t",
			timePartitioning: &TimePartitioning{c.expectedExpiration},
		}
		if !equal(*s.conf, want) {
			t.Errorf("createTableConf: got:\n%v\nwant:\n%v", *s.conf, want)
		}
	}
}