Library: adds basic WASI support

Adds tests for WASM+JS and WASI to the CI

.github/workflows/tests.yml

@@ -37,6 +37,28 @@ jobs:
         working-directory: ./lib/spargebra
       - run: cargo clippy --all-targets --all-features
 
+  clippy_wasm_js:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: rustup update && rustup target add wasm32-unknown-unknown && rustup component add clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo clippy --lib --tests --target wasm32-unknown-unknown
+        working-directory: ./js
+
+  clippy_wasi:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: rustup update && rustup target add wasm32-wasi && rustup component add clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo clippy --lib --tests --target wasm32-wasi
+        working-directory: ./lib
+
   clippy_msv:
     runs-on: ubuntu-latest
     steps:
@@ -53,9 +75,31 @@ jobs:
         working-directory: ./lib/sparesults
       - run: cargo clippy -- -D warnings -D clippy::all
         working-directory: ./lib/spargebra
-      - run: cargo clippy -- -D warnings -D clippy::all
+      - run: cargo clippy --all-targets -- -D warnings -D clippy::all
         working-directory: ./server
 
+  clippy_msv_wasm_js:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: rustup update && rustup override set 1.60.0 && rustup target add wasm32-unknown-unknown && rustup component add clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo clippy --lib --tests --target wasm32-unknown-unknown -- -D warnings -D clippy::all
+        working-directory: ./js
+
+  clippy_msv_wasi:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: rustup update && rustup override set 1.60.0 && rustup target add wasm32-wasi && rustup component add clippy
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo clippy --lib --tests --target wasm32-wasi -- -D warnings -D clippy::all
+        working-directory: ./lib
+
   deny:
     runs-on: ubuntu-latest
     steps:
@@ -100,6 +144,20 @@ jobs:
         env:
           RUST_BACKTRACE: 1
 
+  test_wasi:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: rustup update && rustup target add wasm32-wasi
+      - uses: Swatinem/rust-cache@v2
+      - uses: taiki-e/install-action@wasmtime
+      - run: cargo install cargo-wasi || true
+      - run: cargo wasi test --workspace --exclude oxigraph_js --exclude oxigraph_server --exclude oxigraph_testsuite --exclude oxrocksdb-sys --exclude pyoxigraph
+        env:
+          RUST_BACKTRACE: 1
+
   js:
     runs-on: ubuntu-latest
     steps:

Cargo.lock

@@ -1002,7 +1002,6 @@ dependencies = [
  "sparesults",
  "spargebra",
  "sysinfo",
- "wasm-bindgen-test",
  "zstd",
 ]
 
@@ -1014,7 +1013,6 @@ dependencies = [
  "js-sys",
  "oxigraph",
  "wasm-bindgen",
- "wasm-bindgen-test",
 ]
 
 [[package]]
@@ -1549,12 +1547,6 @@ dependencies = [
  "windows-sys 0.36.1",
 ]
 
-[[package]]
-name = "scoped-tls"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1cf6437eb19a8f4a6cc0f7dca544973b0b78843adbfeb3683d1a94a0024a294"
-
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -1965,18 +1957,6 @@ dependencies = [
  "wasm-bindgen-shared",
 ]
 
-[[package]]
-name = "wasm-bindgen-futures"
-version = "0.4.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23639446165ca5a5de86ae1d8896b737ae80319560fbaa4c2887b7da6e7ebd7d"
-dependencies = [
- "cfg-if",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
-]
-
 [[package]]
 name = "wasm-bindgen-macro"
 version = "0.2.83"
@@ -2006,30 +1986,6 @@ version = "0.2.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"
 
-[[package]]
-name = "wasm-bindgen-test"
-version = "0.3.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09d2fff962180c3fadf677438054b1db62bee4aa32af26a45388af07d1287e1d"
-dependencies = [
- "console_error_panic_hook",
- "js-sys",
- "scoped-tls",
- "wasm-bindgen",
- "wasm-bindgen-futures",
- "wasm-bindgen-test-macro",
-]
-
-[[package]]
-name = "wasm-bindgen-test-macro"
-version = "0.3.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4683da3dfc016f704c9f82cf401520c4f1cb3ee440f7f52b3d6ac29506a49ca7"
-dependencies = [
- "proc-macro2",
- "quote",
-]
-
 [[package]]
 name = "web-sys"
 version = "0.3.60"

js/Cargo.toml

@@ -18,6 +18,3 @@ oxigraph = { version = "0.3.10", path="../lib" }
 wasm-bindgen = "0.2"
 js-sys = "0.3"
 console_error_panic_hook = "0.1"
-
-[dev-dependencies]
-wasm-bindgen-test = "0.3"

lib/Cargo.toml

@@ -42,22 +42,19 @@ oxsdatatypes = { version = "0.1.0", path="oxsdatatypes" }
 spargebra = { version = "0.2.3", path="spargebra", features = ["rdf-star", "sep-0002", "sep-0006"] }
 sparesults = { version = "0.1.3", path="sparesults", features = ["rdf-star"] }
 
-[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+[target.'cfg(not(target_family = "wasm"))'.dependencies]
 libc = "0.2"
 oxrocksdb-sys = { version = "0.3.10", path="../oxrocksdb-sys" }
 oxhttp = { version = "0.1", optional = true }
 
-[target.'cfg(target_arch = "wasm32")'.dependencies]
+[target.'cfg(all(target_family = "wasm", target_os = "unknown"))'.dependencies]
-getrandom = {version="0.2", features=["js"]}
+getrandom = { version = "0.2", features = ["js"] }
 
-[dev-dependencies]
+[target.'cfg(not(target_family = "wasm"))'.dev-dependencies]
 criterion = "0.4"
 oxhttp = "0.1"
 zstd = "0.12"
 
-[target.'cfg(target_arch = "wasm32")'.dev-dependencies]
-wasm-bindgen-test = "0.3"
-
 [[bench]]
 name = "store"
 harness = false

lib/oxsdatatypes/Cargo.toml

@@ -16,7 +16,7 @@ rust-version = "1.60"
 [dependencies]
 nom = "7"
 
-[target.'cfg(target_arch = "wasm32")'.dependencies]
+[target.'cfg(all(target_family = "wasm", target_os = "unknown"))'.dependencies]
 js-sys = "0.3"
 
 [package.metadata.docs.rs]

lib/oxsdatatypes/src/date_time.rs

@@ -1602,7 +1602,7 @@ impl Timestamp {
     }
 }
 
-#[cfg(target_arch = "wasm32")]
+#[cfg(all(target_family = "wasm", target_os = "unknown"))]
 fn since_unix_epoch() -> Result<Duration, DateTimeError> {
     Ok(Duration::new(
         0,
@@ -1611,7 +1611,7 @@ fn since_unix_epoch() -> Result<Duration, DateTimeError> {
     ))
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(all(target_family = "wasm", target_os = "unknown")))]
 fn since_unix_epoch() -> Result<Duration, DateTimeError> {
     use std::time::SystemTime;
 

lib/src/sparql/http/dummy.rs

@@ -10,6 +10,7 @@ impl Client {
         Self {}
     }
 
+    #[allow(clippy::unused_self)]
     pub fn get(&self, _url: &str, _accept: &str) -> Result<(String, Empty)> {
         Err(Error::new(
             ErrorKind::Unsupported,
@@ -17,6 +18,7 @@ impl Client {
         ))
     }
 
+    #[allow(clippy::unused_self, clippy::needless_pass_by_value)]
     pub fn post(
         &self,
         _url: &str,

lib/src/storage/backend/fallback.rs

@@ -19,6 +19,7 @@ pub struct ColumnFamilyDefinition {
 pub struct Db(Arc<RwLock<HashMap<ColumnFamily, BTreeMap<Vec<u8>, Vec<u8>>>>>);
 
 impl Db {
+    #[allow(clippy::unnecessary_wraps)]
     pub fn new(column_families: Vec<ColumnFamilyDefinition>) -> Result<Self, StorageError> {
         let mut trees = HashMap::new();
         for cf in column_families {
@@ -225,7 +226,7 @@ pub struct Transaction<'a>(
 );
 
 impl Transaction<'_> {
-    #[allow(unsafe_code)]
+    #[allow(unsafe_code, clippy::useless_transmute)]
     pub fn reader(&self) -> Reader {
         // This transmute is safe because we take a weak reference and the only Rc reference used is guarded by the lifetime.
         Reader(InnerReader::Transaction(Rc::downgrade(unsafe {
@@ -233,6 +234,7 @@ impl Transaction<'_> {
         })))
     }
 
+    #[allow(clippy::unnecessary_wraps)]
     pub fn contains_key_for_update(
         &self,
         column_family: &ColumnFamily,
@@ -244,6 +246,7 @@ impl Transaction<'_> {
             .map_or(false, |cf| cf.contains_key(key)))
     }
 
+    #[allow(clippy::unnecessary_wraps)]
     pub fn insert(
         &mut self,
         column_family: &ColumnFamily,
@@ -266,6 +269,7 @@ impl Transaction<'_> {
         self.insert(column_family, key, &[])
     }
 
+    #[allow(clippy::unnecessary_wraps)]
     pub fn remove(&mut self, column_family: &ColumnFamily, key: &[u8]) -> Result<(), StorageError> {
         self.0
             .borrow_mut()
@@ -286,6 +290,7 @@ impl Iter {
         Some(&self.current.as_ref()?.0)
     }
 
+    #[allow(dead_code)]
     pub fn value(&self) -> Option<&[u8]> {
         Some(&self.current.as_ref()?.1)
     }
@@ -294,6 +299,7 @@ impl Iter {
         self.current = self.iter.next();
     }
 
+    #[allow(clippy::unnecessary_wraps, clippy::unused_self)]
     pub fn status(&self) -> Result<(), StorageError> {
         Ok(())
     }

lib/src/storage/backend/mod.rs

@@ -1,14 +1,14 @@
 //! A storage backend
 //! RocksDB is available, if not in memory
 
-#[cfg(target_arch = "wasm32")]
+#[cfg(target_family = "wasm")]
 pub use fallback::{ColumnFamily, ColumnFamilyDefinition, Db, Iter, Reader, Transaction};
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 pub use rocksdb::{
     ColumnFamily, ColumnFamilyDefinition, Db, Iter, Reader, SstFileWriter, Transaction,
 };
 
-#[cfg(target_arch = "wasm32")]
+#[cfg(target_family = "wasm")]
 mod fallback;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 mod rocksdb;

lib/src/storage/binary_encoder.rs

@@ -6,7 +6,7 @@ use oxsdatatypes::*;
 use std::io::{Cursor, Read};
 use std::mem::size_of;
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 pub const LATEST_STORAGE_VERSION: u64 = 1;
 pub const WRITTEN_TERM_MAX_SIZE: usize = size_of::<u8>() + 2 * size_of::<StrHash>();
 

lib/src/storage/mod.rs

@@ -1,6 +1,8 @@
-use crate::model::{GraphNameRef, NamedOrBlankNodeRef, Quad, QuadRef, TermRef};
+#[cfg(not(target_family = "wasm"))]
+use crate::model::Quad;
+use crate::model::{GraphNameRef, NamedOrBlankNodeRef, QuadRef, TermRef};
 use crate::storage::backend::{Reader, Transaction};
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use crate::storage::binary_encoder::LATEST_STORAGE_VERSION;
 use crate::storage::binary_encoder::{
     decode_term, encode_term, encode_term_pair, encode_term_quad, encode_term_triple,
@@ -9,24 +11,30 @@ use crate::storage::binary_encoder::{
     WRITTEN_TERM_MAX_SIZE,
 };
 pub use crate::storage::error::{CorruptionError, LoaderError, SerializerError, StorageError};
-use crate::storage::numeric_encoder::{
+#[cfg(not(target_family = "wasm"))]
-    insert_term, Decoder, EncodedQuad, EncodedTerm, StrHash, StrLookup,
+use crate::storage::numeric_encoder::Decoder;
-};
+use crate::storage::numeric_encoder::{insert_term, EncodedQuad, EncodedTerm, StrHash, StrLookup};
 use backend::{ColumnFamily, ColumnFamilyDefinition, Db, Iter};
+#[cfg(not(target_family = "wasm"))]
 use std::cmp::{max, min};
+#[cfg(not(target_family = "wasm"))]
 use std::collections::VecDeque;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use std::collections::{HashMap, HashSet};
 use std::error::Error;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use std::mem::take;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use std::path::{Path, PathBuf};
+#[cfg(not(target_family = "wasm"))]
 use std::sync::atomic::{AtomicU64, Ordering};
+#[cfg(not(target_family = "wasm"))]
 use std::sync::Arc;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use std::thread::spawn;
+#[cfg(not(target_family = "wasm"))]
 use std::thread::JoinHandle;
+#[cfg(not(target_family = "wasm"))]
 use sysinfo::{System, SystemExt};
 
 mod backend;
@@ -46,15 +54,18 @@ const DSPO_CF: &str = "dspo";
 const DPOS_CF: &str = "dpos";
 const DOSP_CF: &str = "dosp";
 const GRAPHS_CF: &str = "graphs";
+#[cfg(not(target_family = "wasm"))]
 const DEFAULT_CF: &str = "default";
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 const DEFAULT_BULK_LOAD_BATCH_SIZE: usize = 1_000_000;
+#[cfg(not(target_family = "wasm"))]
 const MAX_BULK_LOAD_BATCH_SIZE: usize = 100_000_000;
 
 /// Low level storage primitives
 #[derive(Clone)]
 pub struct Storage {
     db: Db,
+    #[cfg(not(target_family = "wasm"))]
     default_cf: ColumnFamily,
     id2str_cf: ColumnFamily,
     spog_cf: ColumnFamily,
@@ -74,7 +85,7 @@ impl Storage {
         Self::setup(Db::new(Self::column_families())?)
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn open(path: &Path) -> Result<Self, StorageError> {
         Self::setup(Db::open(path, Self::column_families())?)
     }
@@ -150,8 +161,10 @@ impl Storage {
         ]
     }
 
+    #[allow(clippy::unnecessary_wraps)]
     fn setup(db: Db) -> Result<Self, StorageError> {
         let this = Self {
+            #[cfg(not(target_family = "wasm"))]
             default_cf: db.column_family(DEFAULT_CF).unwrap(),
             id2str_cf: db.column_family(ID2STR_CF).unwrap(),
             spog_cf: db.column_family(SPOG_CF).unwrap(),
@@ -166,12 +179,12 @@ impl Storage {
             graphs_cf: db.column_family(GRAPHS_CF).unwrap(),
             db,
         };
-        #[cfg(not(target_arch = "wasm32"))]
+        #[cfg(not(target_family = "wasm"))]
         this.migrate()?;
         Ok(this)
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     fn migrate(&self) -> Result<(), StorageError> {
         let mut version = self.ensure_version()?;
         if version == 0 {
@@ -211,7 +224,7 @@ impl Storage {
         }
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     fn ensure_version(&self) -> Result<u64, StorageError> {
         Ok(
             if let Some(version) = self.db.get(&self.default_cf, b"oxversion")? {
@@ -225,7 +238,7 @@ impl Storage {
         )
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     fn update_version(&self, version: u64) -> Result<(), StorageError> {
         self.db
             .insert(&self.default_cf, b"oxversion", &version.to_be_bytes())?;
@@ -252,7 +265,7 @@ impl Storage {
         })
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn flush(&self) -> Result<(), StorageError> {
         self.db.flush(&self.default_cf)?;
         self.db.flush(&self.gpos_cf)?;
@@ -267,7 +280,7 @@ impl Storage {
         self.db.flush(&self.id2str_cf)
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn compact(&self) -> Result<(), StorageError> {
         self.db.compact(&self.default_cf)?;
         self.db.compact(&self.gpos_cf)?;
@@ -282,7 +295,7 @@ impl Storage {
         self.db.compact(&self.id2str_cf)
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn backup(&self, target_directory: &Path) -> Result<(), StorageError> {
         self.db.backup(target_directory)
     }
@@ -607,7 +620,7 @@ impl StorageReader {
         }
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn get_str(&self, key: &StrHash) -> Result<Option<String>, StorageError> {
         Ok(self
             .storage
@@ -618,31 +631,31 @@ impl StorageReader {
             .map_err(CorruptionError::new)?)
     }
 
-    #[cfg(target_arch = "wasm32")]
+    #[cfg(target_family = "wasm")]
     pub fn get_str(&self, key: &StrHash) -> Result<Option<String>, StorageError> {
         Ok(self
             .reader
             .get(&self.storage.id2str_cf, &key.to_be_bytes())?
-            .map(|v| String::from_utf8(v.into()))
+            .map(String::from_utf8)
             .transpose()
             .map_err(CorruptionError::new)?)
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn contains_str(&self, key: &StrHash) -> Result<bool, StorageError> {
         self.storage
             .db
             .contains_key(&self.storage.id2str_cf, &key.to_be_bytes())
     }
 
-    #[cfg(target_arch = "wasm32")]
+    #[cfg(target_family = "wasm")]
     pub fn contains_str(&self, key: &StrHash) -> Result<bool, StorageError> {
         self.reader
             .contains_key(&self.storage.id2str_cf, &key.to_be_bytes())
     }
 
     /// Validates that all the storage invariants held in the data
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn validate(&self) -> Result<(), StorageError> {
         // triples
         let dspo_size = self.dspo_quads(&[]).count();
@@ -752,6 +765,13 @@ impl StorageReader {
         }
         Ok(())
     }
+
+    /// Validates that all the storage invariants held in the data
+    #[cfg(target_family = "wasm")]
+    #[allow(clippy::unused_self, clippy::unnecessary_wraps)]
+    pub fn validate(&self) -> Result<(), StorageError> {
+        Ok(()) //TODO
+    }
 }
 
 pub struct ChainedDecodingQuadIterator {
@@ -975,7 +995,7 @@ impl<'a> StorageWriter<'a> {
         }
     }
 
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     fn insert_str(&mut self, key: &StrHash, value: &str) -> Result<(), StorageError> {
         if self
             .storage
@@ -991,7 +1011,7 @@ impl<'a> StorageWriter<'a> {
         )
     }
 
-    #[cfg(target_arch = "wasm32")]
+    #[cfg(target_family = "wasm")]
     fn insert_str(&mut self, key: &StrHash, value: &str) -> Result<(), StorageError> {
         self.transaction.insert(
             &self.storage.id2str_cf,
@@ -1156,7 +1176,7 @@ impl<'a> StorageWriter<'a> {
     }
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 pub struct StorageBulkLoader {
     storage: Storage,
     hooks: Vec<Box<dyn Fn(u64)>>,
@@ -1164,7 +1184,7 @@ pub struct StorageBulkLoader {
     max_memory_size: Option<usize>,
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 impl StorageBulkLoader {
     pub fn new(storage: Storage) -> Self {
         Self {
@@ -1290,7 +1310,7 @@ impl StorageBulkLoader {
     }
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 struct FileBulkLoader {
     storage: Storage,
     id2str: HashMap<StrHash, Box<str>>,
@@ -1299,7 +1319,7 @@ struct FileBulkLoader {
     graphs: HashSet<EncodedTerm>,
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 impl FileBulkLoader {
     fn new(storage: Storage) -> Self {
         Self {

lib/src/store.rs

@@ -33,7 +33,7 @@ use crate::sparql::{
     UpdateOptions,
 };
 use crate::storage::numeric_encoder::{Decoder, EncodedQuad, EncodedTerm};
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use crate::storage::StorageBulkLoader;
 use crate::storage::{
     ChainedDecodingQuadIterator, DecodingGraphIterator, Storage, StorageReader, StorageWriter,
@@ -41,7 +41,7 @@ use crate::storage::{
 pub use crate::storage::{CorruptionError, LoaderError, SerializerError, StorageError};
 use std::error::Error;
 use std::io::{BufRead, Write};
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 use std::path::Path;
 use std::{fmt, str};
 
@@ -95,7 +95,7 @@ impl Store {
     }
 
     /// Opens a [`Store`] and creates it if it does not exist yet.
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn open(path: impl AsRef<Path>) -> Result<Self, StorageError> {
         Ok(Self {
             storage: Storage::open(path.as_ref())?,
@@ -717,7 +717,7 @@ impl Store {
     /// Flushes all buffers and ensures that all writes are saved on disk.
     ///
     /// Flushes are automatically done using background threads but might lag a little bit.
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn flush(&self) -> Result<(), StorageError> {
         self.storage.flush()
     }
@@ -727,7 +727,7 @@ impl Store {
     /// Useful to call after a batch upload or another similar operation.
     ///
     /// Warning: Can take hours on huge databases.
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn optimize(&self) -> Result<(), StorageError> {
         self.storage.compact()
     }
@@ -748,7 +748,7 @@ impl Store {
     /// This allows cheap regular backups.
     ///
     /// If you want to move your data to another RDF storage system, you should have a look at the [`Store::dump_dataset`] function instead.
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn backup(&self, target_directory: impl AsRef<Path>) -> Result<(), StorageError> {
         self.storage.backup(target_directory.as_ref())
     }
@@ -772,7 +772,7 @@ impl Store {
     /// assert!(store.contains(QuadRef::new(ex, ex, ex, ex))?);
     /// # Result::<_, Box<dyn std::error::Error>>::Ok(())
     /// ```
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(not(target_family = "wasm"))]
     pub fn bulk_loader(&self) -> BulkLoader {
         BulkLoader {
             storage: StorageBulkLoader::new(self.storage.clone()),
@@ -782,7 +782,6 @@ impl Store {
 
     /// Validates that all the store invariants held in the data
     #[doc(hidden)]
-    #[cfg(not(target_arch = "wasm32"))]
     pub fn validate(&self) -> Result<(), StorageError> {
         self.storage.snapshot().validate()
     }
@@ -1296,13 +1295,13 @@ impl Iterator for GraphNameIter {
 /// assert!(store.contains(QuadRef::new(ex, ex, ex, ex))?);
 /// # Result::<_, Box<dyn std::error::Error>>::Ok(())
 /// ```
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 pub struct BulkLoader {
     storage: StorageBulkLoader,
     on_parse_error: Option<Box<dyn Fn(ParseError) -> Result<(), ParseError>>>,
 }
 
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(not(target_family = "wasm"))]
 impl BulkLoader {
     /// Sets the maximal number of threads to be used by the bulk loader per operation.
     ///

lib/tests/store.rs

@@ -2,13 +2,21 @@ use oxigraph::io::{DatasetFormat, GraphFormat};
 use oxigraph::model::vocab::{rdf, xsd};
 use oxigraph::model::*;
 use oxigraph::store::Store;
+#[cfg(not(target_family = "wasm"))]
 use rand::random;
+#[cfg(not(target_family = "wasm"))]
 use std::env::temp_dir;
 use std::error::Error;
+#[cfg(not(target_family = "wasm"))]
 use std::fs::{create_dir, remove_dir_all, File};
-use std::io::{Cursor, Write};
+use std::io::Cursor;
+#[cfg(not(target_family = "wasm"))]
+use std::io::Write;
+#[cfg(not(target_family = "wasm"))]
 use std::iter::once;
+#[cfg(not(target_family = "wasm"))]
 use std::path::{Path, PathBuf};
+#[cfg(not(target_family = "wasm"))]
 use std::process::Command;
 
 const DATA: &str = r#"
@@ -111,6 +119,7 @@ fn test_load_graph() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_bulk_load_graph() -> Result<(), Box<dyn Error>> {
     let store = Store::new()?;
     store.bulk_loader().load_graph(
@@ -127,6 +136,7 @@ fn test_bulk_load_graph() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_bulk_load_graph_lenient() -> Result<(), Box<dyn Error>> {
     let store = Store::new()?;
     store.bulk_loader().on_parse_error(|_| Ok(())).load_graph(
@@ -160,6 +170,7 @@ fn test_load_dataset() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_bulk_load_dataset() -> Result<(), Box<dyn Error>> {
     let store = Store::new().unwrap();
     store
@@ -238,15 +249,16 @@ fn test_snapshot_isolation_iterator() -> Result<(), Box<dyn Error>> {
     store.insert(quad)?;
     let iter = store.iter();
     store.remove(quad)?;
-    store.validate()?;
     assert_eq!(
         iter.collect::<Result<Vec<_>, _>>()?,
         vec![quad.into_owned()]
     );
+    store.validate()?;
     Ok(())
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_bulk_load_on_existing_delete_overrides_the_delete() -> Result<(), Box<dyn Error>> {
     let quad = QuadRef::new(
         NamedNodeRef::new_unchecked("http://example.com/s"),
@@ -262,6 +274,7 @@ fn test_bulk_load_on_existing_delete_overrides_the_delete() -> Result<(), Box<dy
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_open_bad_dir() -> Result<(), Box<dyn Error>> {
     let dir = TempDir::default();
     create_dir(&dir.0)?;
@@ -291,6 +304,7 @@ fn test_bad_stt_open() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_backup() -> Result<(), Box<dyn Error>> {
     let quad = QuadRef {
         subject: NamedNodeRef::new_unchecked("http://example.com/s").into(),
@@ -314,6 +328,7 @@ fn test_backup() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_bad_backup() -> Result<(), Box<dyn Error>> {
     let store_dir = TempDir::default();
     let backup_dir = TempDir::default();
@@ -324,6 +339,7 @@ fn test_bad_backup() -> Result<(), Box<dyn Error>> {
 }
 
 #[test]
+#[cfg(not(target_family = "wasm"))]
 fn test_backup_on_in_memory() -> Result<(), Box<dyn Error>> {
     let backup_dir = TempDir::default();
     assert!(Store::new()?.backup(&backup_dir).is_err());
@@ -354,6 +370,7 @@ fn test_backward_compatibility() -> Result<(), Box<dyn Error>> {
     Ok(())
 }
 
+#[cfg(not(target_family = "wasm"))]
 fn reset_dir(dir: &str) -> Result<(), Box<dyn Error>> {
     assert!(Command::new("git")
         .args(["clean", "-fX", dir])
@@ -366,20 +383,24 @@ fn reset_dir(dir: &str) -> Result<(), Box<dyn Error>> {
     Ok(())
 }
 
+#[cfg(not(target_family = "wasm"))]
 struct TempDir(PathBuf);
 
+#[cfg(not(target_family = "wasm"))]
 impl Default for TempDir {
     fn default() -> Self {
         Self(temp_dir().join(format!("oxigraph-test-{}", random::<u128>())))
     }
 }
 
+#[cfg(not(target_family = "wasm"))]
 impl AsRef<Path> for TempDir {
     fn as_ref(&self) -> &Path {
         &self.0
     }
 }
 
+#[cfg(not(target_family = "wasm"))]
 impl Drop for TempDir {
     fn drop(&mut self) {
         let _ = remove_dir_all(&self.0);