1 files changed, 30 insertions, 0 deletions
diff --git a/tools/lint/test/test_eslint.py b/tools/lint/test/test_eslint.py
new file mode 100644
index 0000000000..01456a4063
--- /dev/null
+++ b/tools/lint/test/test_eslint.py
@@ -0,0 +1,30 @@
+import mozunit
+
+from conftest import build
+
+LINTER = "eslint"
+
+
+def test_lint_with_global_exclude(lint, config, paths):
+    config["exclude"] = ["subdir", "import"]
+    results = lint(paths(), config=config, root=build.topsrcdir)
+    assert len(results) == 0
+
+
+def test_no_files_to_lint(lint, config, paths):
+    # A directory with no files to lint.
+    results = lint(paths("nolint"), root=build.topsrcdir)
+    assert results == []
+
+    # Errors still show up even when a directory with no files is passed in.
+    results = lint(paths("nolint", "subdir/bad.js"), root=build.topsrcdir)
+    assert len(results) == 1
+
+
+def test_bad_import(lint, config, paths):
+    results = lint(paths("import"), config=config, root=build.topsrcdir)
+    assert results == 1
+
+
+if __name__ == "__main__":
+    mozunit.main()