editorconfig: add tests

crates/biome_cli/tests/cases/editorconfig.rs

@@ -0,0 +1,41 @@
+use crate::run_cli;
+use crate::snap_test::{assert_cli_snapshot, SnapshotPayload};
+use biome_console::BufferConsole;
+use biome_fs::MemoryFileSystem;
+use biome_service::DynRef;
+use bpaf::Args;
+use std::path::Path;
+
+#[test]
+fn should_use_editorconfig() {
+    let mut fs = MemoryFileSystem::default();
+    let mut console = BufferConsole::default();
+
+    let editorconfig = Path::new(".editorconfig");
+    fs.insert(
+        editorconfig.into(),
+        r#"
+        [*]
+        max_line_length = 300
+        "#,
+    );
+
+    let test_file = Path::new("test.js");
+    fs.insert(test_file.into(), r#"console.log("really long string that should cause a break if the line width remains at the default 80 characters"); "#);
+
+    let result = run_cli(
+        DynRef::Borrowed(&mut fs),
+        &mut console,
+        Args::from([("check"), test_file.as_os_str().to_str().unwrap()].as_slice()),
+    );
+
+    assert!(result.is_err(), "run_cli returned {result:?}");
+
+    assert_cli_snapshot(SnapshotPayload::new(
+        module_path!(),
+        "should_use_editorconfig",
+        fs,
+        console,
+        result,
+    ));
+}

crates/biome_cli/tests/cases/mod.rs

@@ -6,6 +6,7 @@ mod config_extends;
 mod config_path;
 mod cts_files;
 mod diagnostics;
+mod editorconfig;
 mod handle_astro_files;
 mod handle_svelte_files;
 mod handle_vue_files;

crates/biome_cli/tests/snapshots/main_cases_editorconfig/should_use_editorconfig.snap

@@ -0,0 +1,50 @@
+---
+source: crates/biome_cli/tests/snap_test.rs
+expression: content
+---
+## `.editorconfig`
+
+```editorconfig
+
+        [*]
+        max_line_length = 300
+        
+```
+
+## `test.js`
+
+```js
+console.log("really long string that should cause a break if the line width remains at the default 80 characters"); 
+```
+
+# Termination Message
+
+```block
+check ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+
+  × Some errors were emitted while running checks.
+  
+
+
+```
+
+# Emitted Messages
+
+```block
+test.js format ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+
+  × Formatter would have printed the following content:
+  
+    1   │ - console.log("really·long·string·that·should·cause·a·break·if·the·line·width·remains·at·the·default·80·characters");·
+      1 │ + console.log(
+      2 │ + → "really·long·string·that·should·cause·a·break·if·the·line·width·remains·at·the·default·80·characters",
+      3 │ + );
+      4 │ + 
+  
+
+```
+
+```block
+Checked 1 file in <TIME>. No fixes needed.
+Found 1 error.
+```