Make tests compatible with wasi

.cargo/config.toml

@@ -0,0 +1,2 @@
+[target.wasm32-wasi]
+runner = ["./scripts/wasmtime-wrapper.sh"]

minijinja/Cargo.toml

@@ -54,6 +54,6 @@ memo-map = { version = "0.3.1", optional = true }
 unicode-ident = { version = "1.0.5", optional = true }
 
 [dev-dependencies]
-insta = { version = "1.19.0", features = ["glob", "serde"] }
+insta = { version = "1.26.0", features = ["glob", "serde"] }
 serde_json = "1.0.68"
 similar-asserts = "1.4.2"

minijinja/src/compiler/instructions.rs

@@ -1,9 +1,6 @@
 #[cfg(feature = "internal_debug")]
 use std::fmt;
 
-#[cfg(test)]
-use similar_asserts::assert_eq;
-
 use crate::compiler::tokens::Span;
 use crate::output::CaptureMode;
 use crate::value::Value;

minijinja/tests/test_templates.rs

@@ -1,6 +1,6 @@
 use std::collections::BTreeMap;
 use std::fmt::Write;
-use std::fs;
+use std::{env, fs};
 
 use minijinja::value::{StructObject, Value};
 use minijinja::{context, Environment, Error, State};
@@ -10,16 +10,14 @@ use similar_asserts::assert_eq;
 #[test]
 fn test_vm() {
     let mut refs = Vec::new();
-    for entry in fs::read_dir("tests/inputs/refs").unwrap() {
-        let entry = entry.unwrap();
-        let filename = entry.file_name();
+    insta::glob!("inputs/refs/*", |entry| {
+        let filename = entry.file_name().unwrap();
         let filename = filename.to_str().unwrap();
-        if !filename.ends_with(".txt") && !filename.ends_with(".html") {
-            continue;
+        if filename.ends_with(".txt") || filename.ends_with(".html") {
+            let source = fs::read_to_string(entry).unwrap();
+            refs.push((entry.to_path_buf(), source));
         }
-        let source = fs::read_to_string(entry.path()).unwrap();
-        refs.push((entry.path().clone(), source));
-    }
+    });
 
     insta::glob!("inputs/*", |path| {
         if !path.metadata().unwrap().is_file() {

scripts/wasmtime-wrapper.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+cd $SCRIPT_DIR/..
+wasmtime run --env INSTA_WORKSPACE_ROOT=/ --mapdir "/::$(pwd)" -- "$@"