Move sql store code into store/sqlstore package (#7502)

* move sql store code into store/sqlstore package

* move non-sql constants back up to store

* fix api test

* derp

store/sqlstore/store_test.go

@@ -0,0 +1,151 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package sqlstore
+
+import (
+	"github.com/mattermost/mattermost-server/store"
+	"github.com/mattermost/mattermost-server/utils"
+)
+
+var sqlStore store.Store
+
+func Setup() store.Store {
+	if sqlStore == nil {
+		utils.TranslationsPreInit()
+		utils.LoadConfig("config.json")
+		utils.InitTranslations(utils.Cfg.LocalizationSettings)
+		sqlStore = store.NewLayeredStore(NewSqlSupplier(nil), nil, nil)
+
+		sqlStore.MarkSystemRanUnitTests()
+	}
+	return sqlStore
+}
+
+/*
+func TestSqlStore1(t *testing.T) {
+	utils.TranslationsPreInit()
+	utils.LoadConfig("config.json")
+	utils.Cfg.SqlSettings.Trace = true
+
+	store := NewSqlStore()
+	ss.Close()
+
+	utils.Cfg.SqlSettings.DataSourceReplicas = []string{utils.Cfg.SqlSettings.DataSource}
+
+	store = NewSqlStore()
+	ss.TotalMasterDbConnections()
+	ss.TotalReadDbConnections()
+	ss.Close()
+
+	utils.LoadConfig("config.json")
+}
+
+func TestAlertDbCmds(t *testing.T) {
+	ss := Setup()
+
+	sqlStore := store.(SqlStore)
+
+	if !sqlStore.DoesTableExist("Systems") {
+		t.Fatal("Failed table exists")
+	}
+
+	if sqlStore.DoesColumnExist("Systems", "Test") {
+		t.Fatal("Column should not exist")
+	}
+
+	if !sqlStore.CreateColumnIfNotExists("Systems", "Test", "VARCHAR(50)", "VARCHAR(50)", "") {
+		t.Fatal("Failed to create column")
+	}
+
+	maxLen := sqlStore.GetMaxLengthOfColumnIfExists("Systems", "Test")
+
+	if maxLen != "50" {
+		t.Fatal("Failed to get max length found " + maxLen)
+	}
+
+	if !sqlStore.AlterColumnTypeIfExists("Systems", "Test", "VARCHAR(25)", "VARCHAR(25)") {
+		t.Fatal("failed to alter column size")
+	}
+
+	maxLen2 := sqlStore.GetMaxLengthOfColumnIfExists("Systems", "Test")
+
+	if maxLen2 != "25" {
+		t.Fatal("Failed to get max length")
+	}
+
+	if !sqlStore.RenameColumnIfExists("Systems", "Test", "Test1", "VARCHAR(25)") {
+		t.Fatal("Failed to rename column")
+	}
+
+	if sqlStore.DoesColumnExist("Systems", "Test") {
+		t.Fatal("Column should not exist")
+	}
+
+	if !sqlStore.DoesColumnExist("Systems", "Test1") {
+		t.Fatal("Column should exist")
+	}
+
+	sqlStore.CreateIndexIfNotExists("idx_systems_test1", "Systems", "Test1")
+	sqlStore.RemoveIndexIfExists("idx_systems_test1", "Systems")
+
+	sqlStore.CreateFullTextIndexIfNotExists("idx_systems_test1", "Systems", "Test1")
+	sqlStore.RemoveIndexIfExists("idx_systems_test1", "Systems")
+
+	if !sqlStore.RemoveColumnIfExists("Systems", "Test1") {
+		t.Fatal("Failed to remove columns")
+	}
+
+	if sqlStore.DoesColumnExist("Systems", "Test1") {
+		t.Fatal("Column should not exist")
+	}
+}
+
+func TestCreateIndexIfNotExists(t *testing.T) {
+	ss := Setup()
+
+	sqlStore := store.(SqlStore)
+
+	defer sqlStore.RemoveColumnIfExists("Systems", "Test")
+	if !sqlStore.CreateColumnIfNotExists("Systems", "Test", "VARCHAR(50)", "VARCHAR(50)", "") {
+		t.Fatal("Failed to create test column")
+	}
+
+	defer sqlStore.RemoveIndexIfExists("idx_systems_create_index_test", "Systems")
+	if !sqlStore.CreateIndexIfNotExists("idx_systems_create_index_test", "Systems", "Test") {
+		t.Fatal("Should've created test index")
+	}
+
+	if sqlStore.CreateIndexIfNotExists("idx_systems_create_index_test", "Systems", "Test") {
+		t.Fatal("Shouldn't have created index that already exists")
+	}
+}
+
+func TestRemoveIndexIfExists(t *testing.T) {
+	ss := Setup()
+
+	sqlStore := store.(SqlStore)
+
+	defer sqlStore.RemoveColumnIfExists("Systems", "Test")
+	if !sqlStore.CreateColumnIfNotExists("Systems", "Test", "VARCHAR(50)", "VARCHAR(50)", "") {
+		t.Fatal("Failed to create test column")
+	}
+
+	if sqlStore.RemoveIndexIfExists("idx_systems_remove_index_test", "Systems") {
+		t.Fatal("Should've failed to remove index that doesn't exist")
+	}
+
+	defer sqlStore.RemoveIndexIfExists("idx_systems_remove_index_test", "Systems")
+	if !sqlStore.CreateIndexIfNotExists("idx_systems_remove_index_test", "Systems", "Test") {
+		t.Fatal("Should've created test index")
+	}
+
+	if !sqlStore.RemoveIndexIfExists("idx_systems_remove_index_test", "Systems") {
+		t.Fatal("Should've removed index that exists")
+	}
+
+	if sqlStore.RemoveIndexIfExists("idx_systems_remove_index_test", "Systems") {
+		t.Fatal("Should've failed to remove index that was already removed")
+	}
+}
+*/