Support inequality operators in query parsing

Very rudimentary but works great so far

Author: renatomassaro

lib/feeb/db/query/binding.ex

@@ -42,12 +42,12 @@ defmodule Feeb.DB.Query.Binding do
 
   defp parse_kv(sql) do
     sql
-    |> String.split(" = ?")
+    |> String.split(" ?")
     |> List.delete_at(-1)
     |> Enum.map(fn expr ->
       expr
       |> String.split(" ")
-      |> Enum.at(-1)
+      |> Enum.at(-2)
       |> String.to_atom()
     end)
   end

test/db/query/binding_test.exs

@@ -0,0 +1,20 @@
+defmodule Feeb.DB.Query.BindingTest do
+  use ExUnit.Case, async: true
+
+  alias Feeb.DB.Query.Binding
+
+  describe "parse_params/3" do
+    test "returns the expected params bindings (SELECT)" do
+      [
+        {"select * from users where id = ?;", [:id]},
+        {"select * from users where id = ? and name = ?;", [:id, :name]},
+        {"select * from users where inserted_at >= ?", [:inserted_at]},
+        {"select * from foo where id > ? and id < ?", [:id, :id]},
+        {"select * from foo where bar <= ? or id = ?", [:bar, :id]}
+      ]
+      |> Enum.each(fn {sql, expected_bindings} ->
+        assert expected_bindings == Binding.parse_params(:select, sql, [])
+      end)
+    end
+  end
+end