Coreycosman/1776 tm field seed.spec.js update to 100 coverage

CHANGELOG.md

@@ -49,6 +49,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Added compatibility to Gaia/SDK version 0.28.0-rc2 @faboweb
 - [\#1673](https://github.com/cosmos/voyager/issues/1673) Documentation and single command to run one or all tests with fallback for end to end test @sabau
 - [\#1683](https://github.com/cosmos/voyager/issues/1683) Governance: block voting twice for the same option @sabau
+- [\#1774](https://github.com/cosmos/voyager/issues/1776) added specs for the TmFieldSeed update method and value watcher @coreycosman
 - [\#1387](https://github.com/cosmos/voyager/issues/1387) Staking: Added list of undelegation transactions @sabau
 - [\#1661](https://github.com/cosmos/voyager/issues/1661) Boot: multinode available for local-testnet @sabau
 - [\#1748](https://github.com/cosmos/voyager/issues/1748) display governance parameters on tab @fedekunze

test/unit/specs/components/common/TmFieldSeed.spec.js

@@ -25,4 +25,26 @@ describe(`TmFieldSeed`, () => {
   it(`has the correct class`, () => {
     expect(wrapper.find(`.tm-field`).classes()).toContain(`tm-field-seed`)
   })
+
+  it(`emits input event on update method call`, () => {
+    wrapper.vm.update(`test event`)
+    expect(wrapper.emitted().input[0][0]).toEqual(`test event`)
+  })
+
+  it(`does not emit input event when update method not called`, () => {
+    expect(wrapper.emitted()).toEqual({})
+  })
+  it(`does not call autosize.update when value does not change`, async () => {
+    const autosize = require(`autosize`)
+    const spy = jest.spyOn(autosize, `update`)
+    expect(spy.mock.calls).toEqual([])
+  })
+  it(`calls autosize.update when value changes`, async () => {
+    const autosize = require(`autosize`)
+    const spy = jest.spyOn(autosize, `update`)
+    wrapper.setProps({ value: `change value` })
+    await wrapper.vm.$nextTick()
+    expect(spy).toBeCalled()
+    expect(spy.mock.calls[0].length).toEqual(1)
+  })
 })