From 84ac3652415b662aae9580c008a5aa996d58c9f4 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan@jantuomi.fi>
Date: Sat, 3 May 2025 00:15:02 +0300
Subject: Rename to AutereDB

---
 autere_db/benches/utils.rs | 122 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 autere_db/benches/utils.rs

(limited to 'autere_db/benches/utils.rs')

diff --git a/autere_db/benches/utils.rs b/autere_db/benches/utils.rs
new file mode 100644
index 0000000..9b0a0ea
--- /dev/null
+++ b/autere_db/benches/utils.rs
@@ -0,0 +1,122 @@
+use autere_db::*;
+use rand::distributions::Alphanumeric;
+use rand::Rng;
+use std::fmt::Debug;
+
+#[derive(Eq, PartialEq, Clone, Debug)]
+pub enum Field {
+    Id,
+    Name,
+    Data,
+}
+
+#[derive(PartialEq, Eq, Debug, Clone)]
+pub struct Inst {
+    pub id: i64,
+    pub name: String,
+    pub data: Vec<u8>,
+}
+
+impl AsRef<str> for Field {
+    fn as_ref(&self) -> &str {
+        match self {
+            Field::Id => "id",
+            Field::Name => "name",
+            Field::Data => "data",
+        }
+    }
+}
+
+impl Into<String> for Field {
+    fn into(self) -> String {
+        self.as_ref().to_string()
+    }
+}
+
+impl From<Inst> for Record {
+    fn from(inst: Inst) -> Self {
+        vec![
+            Value::Int(inst.id),
+            Value::String(inst.name),
+            Value::Bytes(inst.data),
+        ]
+        .into()
+    }
+}
+
+impl From<Record> for Inst {
+    fn from(record: Record) -> Self {
+        let mut it = record.into_iter();
+        Inst {
+            id: match it.next().unwrap() {
+                Value::Int(id) => id,
+                _ => panic!("Expected Int"),
+            },
+            name: match it.next().unwrap() {
+                Value::String(name) => name,
+                _ => panic!("Expected String"),
+            },
+            data: match it.next().unwrap() {
+                Value::Bytes(data) => data,
+                _ => panic!("Expected Bytes"),
+            },
+        }
+    }
+}
+
+impl Inst {
+    pub fn fields() -> Vec<Field> {
+        vec![Field::Id, Field::Name, Field::Data]
+    }
+    pub fn primary_key() -> Field {
+        Field::Id
+    }
+    pub fn secondary_keys() -> Vec<Field> {
+        vec![Field::Name]
+    }
+}
+
+// Function to generate a random integer
+pub fn random_int(from: i64, to: i64) -> i64 {
+    let mut rng = rand::thread_rng();
+    rng.gen_range(from..to)
+}
+
+// Function to generate a random string
+pub fn random_string(len: usize) -> String {
+    let mut rng = rand::thread_rng();
+    (0..len).map(|_| rng.sample(Alphanumeric) as char).collect()
+}
+
+// Function to generate random bytes
+pub fn random_bytes(len: usize) -> Vec<u8> {
+    let mut rng = rand::thread_rng();
+    (0..len).map(|_| rng.gen()).collect()
+}
+
+// Function to generate a random Inst
+pub fn random_inst(from_id: i64, to_id: i64) -> Inst {
+    Inst {
+        id: random_int(from_id, to_id), // Random int value between 0..1000
+        name: random_string(5),         // Random string of length 5
+        data: random_bytes(10),         // Random bytes of length 10
+    }
+}
+
+pub fn prefill_db(
+    db: &mut DB,
+    insts: &mut Vec<Inst>,
+    n_records: usize,
+    compact: bool,
+) -> DBResult<()> {
+    for i in 0..(n_records - insts.len()) {
+        let inst = random_inst(0, n_records as i64);
+        insts.push(inst.clone());
+        db.upsert(inst)?;
+        if i % 1000 == 0 && compact {
+            db.do_maintenance_tasks()?;
+        }
+    }
+
+    Ok(())
+}
-- 
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