chore: merge executor worktree (10-03 BreadcrumbBar)

2026-06-15 20:17:57 +02:00
parent 8e1fb9e1db b4bcc1d843
commit 20183e9c5e
3 changed files with 286 additions and 0 deletions
@@ -0,0 +1,72 @@
+<template>
+  <nav aria-label="Navigation">
+    <ol class="flex items-center gap-1 text-sm flex-wrap">
+      <li v-if="showRoot" class="flex items-center gap-1">
+        <button
+          @click="$emit('navigate', null)"
+          class="text-indigo-600 hover:underline font-medium"
+        >
+          {{ rootLabel }}
+        </button>
+      </li>
+
+      <template v-for="(segment, idx) in visibleSegments" :key="segment.id ?? 'static-' + idx">
+        <li
+          v-if="showRoot || idx > 0"
+          class="shrink-0"
+          aria-hidden="true"
+        >
+          <AppIcon name="chevronRight" class="w-3 h-3 text-gray-400" />
+        </li>
+
+        <li v-if="segment.id === 'ellipsis'" class="flex items-center">
+          <span class="px-2 py-1 text-gray-400">…</span>
+        </li>
+
+        <li v-else-if="idx === visibleSegments.length - 1" class="flex items-center">
+          <span class="text-gray-900 font-medium">{{ segment.label }}</span>
+        </li>
+
+        <li v-else-if="segment.id" class="flex items-center">
+          <button
+            @click="$emit('navigate', segment.id)"
+            class="text-indigo-600 hover:underline font-medium"
+          >
+            {{ segment.label }}
+          </button>
+        </li>
+
+        <li v-else class="flex items-center">
+          <span class="text-gray-500">{{ segment.label }}</span>
+        </li>
+      </template>
+    </ol>
+  </nav>
+</template>
+
+<script>
+import AppIcon from './AppIcon.vue'
+
+export default {
+  name: 'BreadcrumbBar',
+  components: { AppIcon },
+  props: {
+    segments:  { type: Array,   default: () => [] },
+    rootLabel: { type: String,  default: 'Home' },
+    showRoot:  { type: Boolean, default: true },
+  },
+  emits: ['navigate'],
+  computed: {
+    visibleSegments() {
+      if (this.segments.length > 4) {
+        return [
+          this.segments[0],
+          { id: 'ellipsis', label: '…' },
+          ...this.segments.slice(-2),
+        ]
+      }
+      return this.segments
+    },
+  },
+}
+</script>
@@ -0,0 +1,116 @@
+import { describe, it, expect } from 'vitest'
+import { mount } from '@vue/test-utils'
+import BreadcrumbBar from '../BreadcrumbBar.vue'
+
+const STUBS = { global: { stubs: { AppIcon: true } } }
+
+function seg(id, label) { return { id, label } }
+function staticSeg(label) { return { label } }
+
+describe('BreadcrumbBar', () => {
+  it('renders rootLabel button when showRoot=true', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { rootLabel: 'Home', segments: [] },
+      ...STUBS,
+    })
+    expect(w.find('button').text()).toBe('Home')
+  })
+
+  it('does NOT render root button when showRoot=false', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { showRoot: false, segments: [staticSeg('Users')] },
+      ...STUBS,
+    })
+    expect(w.findAll('button').length).toBe(0)
+  })
+
+  it('clicking root button emits navigate(null)', async () => {
+    const w = mount(BreadcrumbBar, {
+      props: { segments: [] },
+      ...STUBS,
+    })
+    await w.find('button').trigger('click')
+    expect(w.emitted('navigate')).toBeTruthy()
+    expect(w.emitted('navigate')[0]).toEqual([null])
+  })
+
+  it('last segment renders as a non-clickable <span>', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { segments: [seg('a', 'A'), seg('b', 'B')] },
+      ...STUBS,
+    })
+    const text = w.text()
+    expect(text).toContain('B')
+    const buttonWithB = w.findAll('button').filter(b => b.text() === 'B')
+    expect(buttonWithB.length).toBe(0)
+  })
+
+  it('clicking intermediate segment emits navigate(segment.id)', async () => {
+    const w = mount(BreadcrumbBar, {
+      props: { segments: [seg('r1', 'Root'), seg('f1', 'Test')] },
+      ...STUBS,
+    })
+    const buttons = w.findAll('button')
+    const rootBtn = buttons.find(b => b.text() === 'Root')
+    await rootBtn.trigger('click')
+    expect(w.emitted('navigate')).toBeTruthy()
+    expect(w.emitted('navigate')[0]).toEqual(['r1'])
+  })
+
+  it('segments without id render as plain text even when intermediate', () => {
+    const w = mount(BreadcrumbBar, {
+      props: {
+        showRoot: false,
+        segments: [staticSeg('Admin'), staticSeg('Users')],
+      },
+      ...STUBS,
+    })
+    expect(w.findAll('button').length).toBe(0)
+  })
+
+  it('>4 segments collapse to first + ellipsis + last two', () => {
+    const segments = [
+      seg('a', 'Alpha'),
+      seg('b', 'Beta'),
+      seg('c', 'Gamma'),
+      seg('d', 'Delta'),
+      seg('e', 'Epsilon'),
+    ]
+    const w = mount(BreadcrumbBar, {
+      props: { segments },
+      ...STUBS,
+    })
+    const text = w.text()
+    expect(text).toContain('Alpha')
+    expect(text).toContain('…')
+    expect(text).toContain('Delta')
+    expect(text).toContain('Epsilon')
+    expect(text).not.toContain('Beta')
+    expect(text).not.toContain('Gamma')
+  })
+
+  it('rootLabel defaults to "Home"', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { segments: [] },
+      ...STUBS,
+    })
+    expect(w.find('button').text()).toBe('Home')
+  })
+
+  it('custom rootLabel "Cloud" renders correctly', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { rootLabel: 'Cloud', segments: [] },
+      ...STUBS,
+    })
+    expect(w.find('button').text()).toBe('Cloud')
+  })
+
+  it('renders chevronRight separator between segments', () => {
+    const w = mount(BreadcrumbBar, {
+      props: { segments: [seg('a', 'A'), seg('b', 'B')] },
+      ...STUBS,
+    })
+    const appIcons = w.findAll('app-icon-stub')
+    expect(appIcons.length).toBeGreaterThanOrEqual(1)
+  })
+})