fix: add pipefail option and fix chown in tests

src/backup

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -e
+set -euo pipefail
 
 SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
 source "$SCRIPT_DIR/lib/env.sh"

src/decrypt

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -e
+set -euo pipefail
 
 SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
 source "$SCRIPT_DIR/lib/file.sh"

src/lib/db.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -euo pipefail
+
 #/ Retrieve the list of all databases, excluding system databases
 #/
 #/ @usage var="$(mysql_command "localhost" "3306" "root" "root" "SHOW DATABASES;")"

src/lib/env.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -euo pipefail
+
 #/ Helper function to lookup "env_FILE", "env", then fallback
 #/
 #/ @usage var="$(get_env "MYSQL_PASSWORD" "fallback_value")"

src/lib/file.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -euo pipefail
+
 SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
 source "$SCRIPT_DIR/env.sh"
 

src/run-cron

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -e
+set -euo pipefail
 
 SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
 source "$SCRIPT_DIR/lib/env.sh"

test/unit/create_archive.bats

@@ -4,7 +4,7 @@ setup() {
     source file.sh
 
     mkdir -p /tmp/backup /backup
-    chown "$USER:$GROUP" /tmp/backup /backup
+    chown "$(id -u):$(id -g)" /tmp/backup /backup
 }
 
 @test "fails if no argument given" {

test/unit/decrypt_archive.bats

@@ -4,7 +4,7 @@ setup() {
     source file.sh
 
     mkdir -p /tmp/backup /backup
-    chown "$USER:$GROUP" /tmp/backup /backup
+    chown "$(id -u):$(id -g)" /tmp/backup /backup
 }
 
 @test "fails if no argument given" {