Index: b/Cargo.toml
===================================================================
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,11 +49,6 @@
 doctest = false
 
 [[test]]
-name = "tests"
-path = "tests/tests.rs"
-harness = false
-
-[[test]]
 name = "unit"
 path = "tests/unit.rs"
 
@@ -84,6 +79,3 @@
 
 [dev-dependencies.serde_json]
 version = "1.0"
-
-[dev-dependencies.tester]
-version = "0.9"