Add more tests

test/models/user/searcher_test.rb

@@ -0,0 +1,23 @@
+require "test_helper"
+
+class User::SearcherTest < ActiveSupport::TestCase
+  setup do
+    @user = users(:kevin)
+  end
+
+  test "remember the last search" do
+    assert_difference -> { @user.search_queries.count }, +1 do
+      @user.remember_search("broken")
+    end
+
+    assert_equal "broken", @user.search_queries.last.terms
+  end
+
+  test "don't duplicate repeated searches" do
+    @user.remember_search("broken")
+
+    assert_no_difference -> { @user.search_queries.count }, +1 do
+      @user.remember_search("broken")
+    end
+  end
+end