Remove unit test releated to clear prop

tests/unit/email-dropdown.spec.js

@@ -17,8 +17,7 @@ describe("EmailDropdown.vue", () => {
       domains: ["google.com"],
       defaultDomains: ["hotmail.com", "outlook.com"],
       maxSuggestions: 4,
-      closeOnClickOutside: true,
-      clearable: false
+      closeOnClickOutside: true
     };
   });
 
@@ -96,38 +95,6 @@ describe("EmailDropdown.vue", () => {
     expect(wrapper.find(".email-dropdown-list").exists()).to.be.false;
   });
 
-  it("clears the email field when the x is clicked", async () => {
-    propsData.initialValue = "hello";
-    propsData.clearable = true;
-    const wrapper = shallowMount(EmailDropdown, {
-      propsData
-    });
-
-    wrapper.find("button").trigger("click");
-    await Vue.nextTick();
-    expect(wrapper.vm.$data.email).to.be.empty;
-  });
-
-  it("hides the x if the email field is clearable but empty", async () => {
-    propsData.initialValue = "";
-    propsData.clearable = true;
-    const wrapper = shallowMount(EmailDropdown, {
-      propsData
-    });
-
-    expect(wrapper.find("button").exists()).to.be.false;
-  });
-
-  it("hides the x if the input not clearable", async () => {
-    propsData.initialValue = "hello";
-    propsData.clearable = false;
-    const wrapper = shallowMount(EmailDropdown, {
-      propsData
-    });
-
-    expect(wrapper.find("button").exists()).to.be.false;
-  });
-
   describe("events", () => {
     it("emits 'input' on email change", async () => {
       propsData.domains = ["gmail.com", "google.com"];