From e7cb6bd1765956d3d778cf9a3c1faa44a37df70d Mon Sep 17 00:00:00 2001
From: Yanislav Igonin <yanislavdabest@gmail.com>
Date: Wed, 18 May 2022 10:23:35 +0300
Subject: [PATCH] trying vegeta load testing

---
 .gitignore            |  7 ++++++-
 db/db.go              | 12 ++++++++----
 repositories/seeds.go |  2 +-
 tests/load.sh         |  6 +++++-
 4 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/.gitignore b/.gitignore
index 0181505..a2f635c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,4 +24,9 @@ uploads/
 
 .env
 
-*.bin
\ No newline at end of file
+*.bin
+
+tests/metrics.json
+tests/plot.html
+
+.DS_Store
\ No newline at end of file
diff --git a/db/db.go b/db/db.go
index 240fc1d..fc0ad90 100644
--- a/db/db.go
+++ b/db/db.go
@@ -49,11 +49,11 @@ func Migrate() {
 		if !isMigrationInDb {
 			sql := Files.ReadFileText(m)
 			runMigration(id, name, sql)
-			log.Println("database migration - " + name + " - online")
+			log.Println("migration - " + name + " - online")
 		}
 	}
 
-	log.Println("database migrations - online")
+	log.Println("migrations - online")
 }
 
 func runMigration(mid int, mname, msql string) {
@@ -72,11 +72,11 @@ func runMigration(mid int, mname, msql string) {
 func getDbMigrations() MigrationsMap {
 	sql := `SELECT id, name FROM migrations`
 	rows, err := Pool.Query(context.TODO(), sql)
-	if err != nil {
+	if err != nil && isNotNonExistentMigrationsTable(err) {
 		log.Panicln(err)
 	}
 
-	if rows.Err() != nil {
+	if rows.Err() != nil && isNotNonExistentMigrationsTable(rows.Err()) {
 		log.Panicln(rows.Err())
 	}
 
@@ -93,3 +93,7 @@ func getDbMigrations() MigrationsMap {
 
 	return migrationsMap
 }
+
+func isNotNonExistentMigrationsTable(err error) bool {
+	return err.Error() != `ERROR: relation "migrations" does not exist (SQLSTATE 42P01)`
+}
diff --git a/repositories/seeds.go b/repositories/seeds.go
index e2b7be1..aea9148 100644
--- a/repositories/seeds.go
+++ b/repositories/seeds.go
@@ -111,5 +111,5 @@ func seedDb() {
 
 func Seed() {
 	seedDb()
-	log.Println("mocks - online")
+	log.Println("seeds - online")
 }
diff --git a/tests/load.sh b/tests/load.sh
index d27a87a..d7abcf2 100755
--- a/tests/load.sh
+++ b/tests/load.sh
@@ -1 +1,5 @@
-autocannon localhost:3000
\ No newline at end of file
+  echo "GET https://micrach.igonin.dev" | vegeta attack -rate 100 -duration=120s | tee results.bin | vegeta report
+  # vegeta report -type=json results.bin > metrics.json
+  cat results.bin | vegeta plot > plot.html
+  open plot.html
+  # cat results.bin | vegeta report -type="hist[0,100ms,200ms,300ms]"