Move random string generation to his own file to avoid replication in tests.

Signed-off-by: Tom Chauveau <tom.chauveau@epitech.eu>

tests/stdlib/docker/push-pull/push-pull.cue

@@ -15,20 +15,6 @@ registry: {
 }
 
 TestPushAndPull: {
-	// Generate a random number
-	random: {
-		string
-		#up: [
-			op.#Load & {from: alpine.#Image},
-			op.#Exec & {
-				args: ["sh", "-c", "cat /dev/urandom | tr -dc 'a-z' | fold -w 10 | head -n 1 | tr -d '\n' > /rand"]
-			},
-			op.#Export & {
-				source: "/rand"
-			},
-		]
-	}
-
 	ref: "daggerio/ci-test:\(random)"
 
 	// Create image

tests/stdlib/docker/push-pull/random.cue

@@ -0,0 +1,20 @@
+package docker
+
+import (
+	"dagger.io/alpine"
+	"dagger.io/dagger/op"
+)
+
+// Generate a random number
+random: {
+	string
+	#up: [
+		op.#Load & {from: alpine.#Image},
+		op.#Exec & {
+			args: ["sh", "-c", "cat /dev/urandom | tr -dc 'a-z' | fold -w 10 | head -n 1 | tr -d '\n' > /rand"]
+		},
+		op.#Export & {
+			source: "/rand"
+		},
+	]
+}