clear tests (#3)

* clear tests

* fix clear test

Author: natzcam

Diff for: index.js

@@ -428,7 +428,7 @@ module.exports = class HypercoreBlobServer {
       throw new Error('Must specify a filename or blob')
     }
 
-    const core = this._getCore(key, toInfo(key, blob, drive, filename, version), false)
+    const core = await this._getCore(key, toInfo(key, blob, drive, filename, version), false)
     if (core === null) return null
 
     if (blob) {

Diff for: test/blobs.js

@@ -132,3 +132,24 @@ test('handle invalid range header', async function (t) {
   t.is(res.status, 200)
   t.is(res.data, 'Hello World')
 })
+
+test('server could clear blobs', async function (t) {
+  const store = new Corestore(await tmp())
+
+  const core = store.get({ name: 'test' })
+  await core.append([Buffer.from('abc'), Buffer.from('d'), Buffer.from('efg')])
+
+  const server = testBlobServer(t, store)
+  await server.listen()
+
+  await server.clear(core.key, {
+    blob: {
+      blockOffset: 0,
+      blockLength: 2
+    }
+  })
+
+  t.is(await core.get(0, { wait: false }), null)
+  t.is(await core.get(1, { wait: false }), null)
+  t.alike(await core.get(2, { wait: false }), Buffer.from('efg'))
+})

Diff for: test/drives.js

@@ -178,3 +178,24 @@ test('can select a file for full download', async function (t) {
   const dl = server.download(drive.key, { filename: '/file.txt' })
   await dl.done()
 })
+
+test('server could clear files', async function (t) {
+  const store = new Corestore(await tmp())
+
+  const drive = testHyperdrive(t, store)
+  await drive.put('/file.txt', 'Here')
+  await drive.put('/file2.txt', 'IAm')
+
+  const server = testBlobServer(t, store)
+  await server.listen()
+
+  t.is((await drive.blobs.get({ blockOffset: 0, blockLength: 1, byteOffset: 0, byteLength: 4 }, { wait: false })).toString(), 'Here')
+  t.is((await drive.blobs.get({ blockOffset: 1, blockLength: 1, byteOffset: 4, byteLength: 3 }, { wait: false })).toString(), 'IAm')
+
+  await server.clear(drive.key, {
+    filename: '/file2.txt'
+  })
+
+  t.is((await drive.blobs.get({ blockOffset: 0, blockLength: 1, byteOffset: 0, byteLength: 4 }, { wait: false })).toString(), 'Here')
+  t.is(await drive.blobs.get({ blockOffset: 1, blockLength: 1, byteOffset: 4, byteLength: 3 }, { wait: false }), null)
+})