Remove leading and trailing whitespace from filters

app/lib/filters/base.rb

@@ -6,7 +6,7 @@ class Base
 
     def initialize(scope:, params:)
       @scope = scope
-      @params = params
+      @params = params.transform_values(&:strip)
     end
 
     def apply

spec/lib/filters/country_spec.rb

@@ -35,4 +35,36 @@
       expect(subject).to eq(scope)
     end
   end
+
+  context "with trailing whitespace" do
+    let(:params) { { location: "country:US    " } }
+    let(:scope) { ApplicationForm.all }
+
+    let!(:included) do
+      create(
+        :application_form,
+        region: create(:region, country: create(:country, code: "US")),
+        )
+    end
+
+    it "returns a filtered scope" do
+      expect(subject).to contain_exactly(included)
+    end
+  end
+
+  context "with leading whitespace" do
+    let(:params) { { location: "    country:US" } }
+    let(:scope) { ApplicationForm.all }
+
+    let!(:included) do
+      create(
+        :application_form,
+        region: create(:region, country: create(:country, code: "US")),
+        )
+    end
+
+    it "returns a filtered scope" do
+      expect(subject).to contain_exactly(included)
+    end
+  end
 end

spec/lib/filters/email_spec.rb

@@ -31,6 +31,40 @@
 
       it { is_expected.to contain_exactly(included) }
     end
+
+    context "with trailing whitespace" do
+      let(:params) { { email: "[email protected]    " } }
+      let(:scope) { ApplicationForm.all }
+      let!(:included) { create(:application_form, teacher:) }
+
+      before do
+        create(
+          :application_form,
+          teacher: create(:teacher, email: "[email protected]"),
+          )
+      end
+
+      it "returns a filtered scope" do
+        expect(subject).to contain_exactly(included)
+      end
+    end
+
+    context "with leading whitespace" do
+      let(:params) { { email: "    [email protected]" } }
+      let(:scope) { ApplicationForm.all }
+      let!(:included) { create(:application_form, teacher:) }
+
+      before do
+        create(
+          :application_form,
+          teacher: create(:teacher, email: "[email protected]"),
+          )
+      end
+
+      it "returns a filtered scope" do
+        expect(subject).to contain_exactly(included)
+      end
+    end
   end
 
   context "the params don't include email" do