garage(tests): Add random suffix to created buckets.

src/garage/Cargo.toml

@@ -56,4 +56,5 @@ netapp = "0.3.0"
 aws-sdk-s3 = "0.6"
 http = "0.2"
 
+rand = "0.8"
 static_init = "1.0"

src/garage/tests/common/mod.rs

@@ -7,6 +7,7 @@ pub mod macros;
 pub mod client;
 pub mod ext;
 pub mod garage;
+pub mod util;
 
 const REGION: Region = Region::from_static("garage-integ-test");
 
@@ -23,20 +24,27 @@ impl Context {
 		Context { garage, client }
 	}
 
-	pub fn create_bucket(&self, name: &str) {
+	/// Create an unique bucket with a random suffix.
+	///
+	/// Return the created bucket full name.
+	pub fn create_bucket(&self, name: &str) -> String {
+		let bucket_name = format!("{}-{}", name, util::random_id(6));
+
 		self.garage
 			.command()
-			.args(["bucket", "create", name])
+			.args(["bucket", "create", &bucket_name])
 			.quiet()
 			.expect_success_status("Could not create bucket");
 		self.garage
 			.command()
 			.args(["bucket", "allow"])
 			.args(["--owner", "--read", "--write"])
-			.arg(name)
+			.arg(&bucket_name)
 			.args(["--key", &self.garage.key.name])
 			.quiet()
 			.expect_success_status("Could not allow key for bucket");
+
+		bucket_name
 	}
 }
 

src/garage/tests/common/util.rs

@@ -0,0 +1,13 @@
+pub fn random_id(len: usize) -> String {
+	use rand::distributions::Slice;
+	use rand::Rng;
+
+	static ALPHABET: &[u8] = b"abcdefghijklmnopqrstuvwxyz0123456789.";
+
+	let rng = rand::thread_rng();
+	rng.sample_iter(Slice::new(ALPHABET).unwrap())
+		.map(|b| char::from(*b))
+		.filter(|c| c.is_ascii_lowercase() || c.is_ascii_digit())
+		.take(len)
+		.collect()
+}

src/garage/tests/simple.rs

@@ -5,13 +5,13 @@ async fn test_simple() {
 	use aws_sdk_s3::ByteStream;
 
 	let ctx = common::context();
-	ctx.create_bucket("test-simple");
+	let bucket = ctx.create_bucket("test-simple");
 
 	let data = ByteStream::from_static(b"Hello world!");
 
 	ctx.client
 		.put_object()
-		.bucket("test-simple")
+		.bucket(&bucket)
 		.key("test")
 		.body(data)
 		.send()
@@ -21,7 +21,7 @@ async fn test_simple() {
 	let res = ctx
 		.client
 		.get_object()
-		.bucket("test-simple")
+		.bucket(&bucket)
 		.key("test")
 		.send()
 		.await
@@ -35,13 +35,13 @@ async fn test_simple_2() {
 	use aws_sdk_s3::ByteStream;
 
 	let ctx = common::context();
-	ctx.create_bucket("test-simple-2");
+	let bucket = ctx.create_bucket("test-simple-2");
 
 	let data = ByteStream::from_static(b"Hello world!");
 
 	ctx.client
 		.put_object()
-		.bucket("test-simple-2")
+		.bucket(&bucket)
 		.key("test")
 		.body(data)
 		.send()
@@ -51,7 +51,7 @@ async fn test_simple_2() {
 	let res = ctx
 		.client
 		.get_object()
-		.bucket("test-simple-2")
+		.bucket(&bucket)
 		.key("test")
 		.send()
 		.await