Check names in == on systems

Author: YingboMa

docs/Project.toml

@@ -1,6 +1,6 @@
 [deps]
-ModelingToolkit = "961ee093-0014-501f-94e3-6117800e7a78"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
+ModelingToolkit = "961ee093-0014-501f-94e3-6117800e7a78"
 
 [compat]
 Documenter = "0.27"

src/systems/diffeqs/odesystem.jl

@@ -180,6 +180,7 @@ function Base.:(==)(sys1::ODESystem, sys2::ODESystem)
     iv1 = independent_variable(sys1)
     iv2 = independent_variable(sys2)
     isequal(iv1, iv2) &&
+    isequal(nameof(sys1), nameof(sys2)) &&
     _eq_unordered(get_eqs(sys1), get_eqs(sys2)) &&
     _eq_unordered(get_states(sys1), get_states(sys2)) &&
     _eq_unordered(get_ps(sys1), get_ps(sys2)) &&

src/systems/nonlinear/nonlinearsystem.jl

@@ -328,6 +328,7 @@ function flatten(sys::NonlinearSystem)
 end
 
 function Base.:(==)(sys1::NonlinearSystem, sys2::NonlinearSystem)
+    isequal(nameof(sys1), nameof(sys2)) &&
     _eq_unordered(get_eqs(sys1), get_eqs(sys2)) &&
     _eq_unordered(get_states(sys1), get_states(sys2)) &&
     _eq_unordered(get_ps(sys1), get_ps(sys2)) &&