global: snapshot

crates/brk_vecs/examples/compressed.rs

@@ -0,0 +1,153 @@
+use std::{fs, path::Path, sync::Arc};
+
+use brk_vecs::{
+    AnyStoredVec, AnyVec, CollectableVec, CompressedVec, File, GenericStoredVec, Stamp,
+    VecIterator, Version,
+};
+
+#[allow(clippy::upper_case_acronyms)]
+type VEC = CompressedVec<usize, u32>;
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let _ = fs::remove_dir_all("compressed");
+
+    let version = Version::TWO;
+
+    let file = Arc::new(File::open(Path::new("compressed"))?);
+
+    {
+        let mut vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        (0..21_u32).for_each(|v| {
+            vec.push(v);
+        });
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(0));
+        dbg!(iter.get(1));
+        dbg!(iter.get(2));
+        dbg!(iter.get(20));
+        dbg!(iter.get(21));
+        drop(iter);
+
+        dbg!("flush");
+        vec.flush()?;
+        dbg!("flushed");
+
+        dbg!(vec.header());
+    }
+
+    {
+        let mut vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        vec.mut_header().update_stamp(Stamp::new(100));
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(0));
+        dbg!(iter.get(1));
+        dbg!(iter.get(2));
+        dbg!(iter.get(3));
+        dbg!(iter.get(4));
+        dbg!(iter.get(5));
+        dbg!(iter.get(20));
+        dbg!(iter.get(20));
+        dbg!(iter.get(0));
+        drop(iter);
+
+        vec.push(21);
+        vec.push(22);
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(20));
+        dbg!(iter.get(21));
+        dbg!(iter.get(22));
+        dbg!(iter.get(23));
+        drop(iter);
+
+        vec.flush()?;
+    }
+
+    {
+        let mut vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(0));
+        dbg!(iter.get(20));
+        dbg!(iter.get(21));
+        dbg!(iter.get(22));
+        drop(iter);
+
+        vec.truncate_if_needed(14)?;
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(0));
+        dbg!(iter.get(5));
+        dbg!(iter.get(20));
+        drop(iter);
+
+        dbg!(vec.collect_signed_range(Some(-5), None)?);
+
+        vec.push(vec.len() as u32);
+        dbg!(VecIterator::last(vec.into_iter()));
+
+        dbg!(vec.into_iter().collect::<Vec<_>>());
+    }
+
+    {
+        let mut vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        vec.reset()?;
+
+        dbg!(vec.header(), vec.pushed_len(), vec.stored_len(), vec.len());
+
+        (0..21_u32).for_each(|v| {
+            vec.push(v);
+        });
+
+        let mut iter = vec.into_iter();
+        dbg!(iter.get(0));
+        dbg!(iter.get(20));
+        dbg!(iter.get(21));
+        drop(iter);
+
+        // let reader = vec.create_static_reader();
+        // dbg!(vec.take(10, &reader)?);
+        // dbg!(vec.get_or_read(10, &reader)?);
+        // dbg!(vec.holes());
+        // drop(reader);
+
+        vec.flush()?;
+        dbg!(vec.holes());
+    }
+
+    {
+        let mut vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        dbg!(vec.holes());
+
+        let reader = vec.create_static_reader();
+        dbg!(vec.get_or_read(10, &reader)?);
+        drop(reader);
+
+        // vec.update(10, 10)?;
+        // vec.update(0, 10)?;
+
+        let reader = vec.create_static_reader();
+        dbg!(
+            vec.holes(),
+            vec.get_or_read(0, &reader)?,
+            vec.get_or_read(10, &reader)?
+        );
+        drop(reader);
+
+        vec.flush()?;
+    }
+
+    {
+        let vec: VEC = CompressedVec::forced_import(&file, "vec", version)?;
+
+        dbg!(vec.collect()?);
+    }
+
+    Ok(())
+}

crates/brk_vecs/examples/file.rs

@@ -99,6 +99,8 @@ fn main() -> Result<()> {
         );
     }
 
+    dbg!(1);
+
     file.write_all_to_region_at(region1_i.into(), &[1; 8000], 0)?;
 
     {
@@ -146,7 +148,7 @@ fn main() -> Result<()> {
 
         let layout = file.layout();
         assert!(layout.start_to_index().is_empty());
-        assert!(layout.start_to_hole().is_empty());
+        assert!(layout.start_to_hole().len() == 1);
     }
 
     let (region1_i, _) = file.create_region_if_needed("region1")?;

crates/brk_vecs/examples/raw.rs

@@ -12,8 +12,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     let _ = fs::remove_dir_all("raw");
 
     let version = Version::TWO;
-    // let format = Format::Raw;
-    //
+
     let file = Arc::new(File::open(Path::new("raw"))?);
 
     {