Per #1481, we unintentionally disallowed empty text assets, simply because of the way we did discriminated union testing. It's easy enough to just treat the empty asset like an empty string asset.
458 lines
16 KiB
Go
458 lines
16 KiB
Go
// Copyright 2016-2018, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package resource
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import (
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"archive/tar"
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"archive/zip"
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"bytes"
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"fmt"
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"io"
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"io/ioutil"
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"math/rand"
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"os"
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"path/filepath"
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"testing"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/assert"
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"github.com/pulumi/pulumi/pkg/util/contract"
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)
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func TestAssetSerialize(t *testing.T) {
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// Ensure that asset and archive serialization round trips.
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{
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text := "a test asset"
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asset, err := NewTextAsset(text)
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assert.Nil(t, err)
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assert.Equal(t, text, asset.Text)
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assert.Equal(t, "e34c74529110661faae4e121e57165ff4cb4dbdde1ef9770098aa3695e6b6704", asset.Hash)
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assetSer := asset.Serialize()
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assetDes, isasset, err := DeserializeAsset(assetSer)
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assert.Nil(t, err)
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assert.True(t, isasset)
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assert.True(t, assetDes.IsText())
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assert.Equal(t, text, assetDes.Text)
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assert.Equal(t, "e34c74529110661faae4e121e57165ff4cb4dbdde1ef9770098aa3695e6b6704", assetDes.Hash)
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// another text asset with the same contents, should hash the same way.
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text2 := "a test asset"
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asset2, err := NewTextAsset(text2)
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assert.Nil(t, err)
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assert.Equal(t, text2, asset2.Text)
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assert.Equal(t, "e34c74529110661faae4e121e57165ff4cb4dbdde1ef9770098aa3695e6b6704", asset2.Hash)
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// another text asset, but with different contents, should be a different hash.
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text3 := "a very different and special test asset"
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asset3, err := NewTextAsset(text3)
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assert.Nil(t, err)
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assert.Equal(t, text3, asset3.Text)
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assert.Equal(t, "9a6ed070e1ff834427105844ffd8a399a634753ce7a60ec5aae541524bbe7036", asset3.Hash)
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// check that an empty asset also works correctly.
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empty, err := NewTextAsset("")
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assert.Nil(t, err)
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assert.Equal(t, "", empty.Text)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", empty.Hash)
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emptySer := empty.Serialize()
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emptyDes, isasset, err := DeserializeAsset(emptySer)
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assert.Nil(t, err)
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assert.True(t, isasset)
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assert.True(t, emptyDes.IsText())
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assert.Equal(t, "", emptyDes.Text)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", emptyDes.Hash)
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// now a map of nested assets and/or archives.
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arch, err := NewAssetArchive(map[string]interface{}{"foo": asset})
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assert.Nil(t, err)
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assert.Equal(t, "d8ce0142b3b10300c7c76487fad770f794c1e84e1b0c73a4b2e1503d4fbac093", arch.Hash)
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archSer := arch.Serialize()
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archDes, isarch, err := DeserializeArchive(archSer)
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assert.Nil(t, err)
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assert.True(t, isarch)
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assert.True(t, archDes.IsAssets())
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assert.Equal(t, 1, len(archDes.Assets))
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assert.True(t, archDes.Assets["foo"].(*Asset).IsText())
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assert.Equal(t, text, archDes.Assets["foo"].(*Asset).Text)
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assert.Equal(t, "d8ce0142b3b10300c7c76487fad770f794c1e84e1b0c73a4b2e1503d4fbac093", archDes.Hash)
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}
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{
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file := "/dev/null"
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asset, err := NewPathAsset(file)
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assert.Nil(t, err)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", asset.Hash)
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assetSer := asset.Serialize()
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assetDes, isasset, err := DeserializeAsset(assetSer)
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assert.Nil(t, err)
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assert.True(t, isasset)
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assert.True(t, assetDes.IsPath())
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assert.Equal(t, file, assetDes.Path)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", assetDes.Hash)
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arch, err := NewAssetArchive(map[string]interface{}{"foo": asset})
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assert.Nil(t, err)
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assert.Equal(t, "23f6c195eb154be262216cd97209f2dcc8a40038ac8ec18ca6218d3e3dfacd4e", arch.Hash)
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archSer := arch.Serialize()
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archDes, isarch, err := DeserializeArchive(archSer)
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assert.Nil(t, err)
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assert.True(t, isarch)
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assert.True(t, archDes.IsAssets())
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assert.Equal(t, 1, len(archDes.Assets))
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assert.True(t, archDes.Assets["foo"].(*Asset).IsPath())
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assert.Equal(t, file, archDes.Assets["foo"].(*Asset).Path)
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assert.Equal(t, "23f6c195eb154be262216cd97209f2dcc8a40038ac8ec18ca6218d3e3dfacd4e", archDes.Hash)
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}
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{
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url := "file:///dev/null"
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asset, err := NewURIAsset(url)
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assert.Nil(t, err)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", asset.Hash)
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assetSer := asset.Serialize()
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assetDes, isasset, err := DeserializeAsset(assetSer)
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assert.Nil(t, err)
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assert.True(t, isasset)
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assert.True(t, assetDes.IsURI())
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assert.Equal(t, url, assetDes.URI)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", assetDes.Hash)
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arch, err := NewAssetArchive(map[string]interface{}{"foo": asset})
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assert.Nil(t, err)
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assert.Equal(t, "23f6c195eb154be262216cd97209f2dcc8a40038ac8ec18ca6218d3e3dfacd4e", arch.Hash)
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archSer := arch.Serialize()
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archDes, isarch, err := DeserializeArchive(archSer)
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assert.Nil(t, err)
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assert.True(t, isarch)
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assert.True(t, archDes.IsAssets())
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assert.Equal(t, 1, len(archDes.Assets))
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assert.True(t, archDes.Assets["foo"].(*Asset).IsURI())
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assert.Equal(t, url, archDes.Assets["foo"].(*Asset).URI)
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assert.Equal(t, "23f6c195eb154be262216cd97209f2dcc8a40038ac8ec18ca6218d3e3dfacd4e", archDes.Hash)
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}
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{
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file, err := tempArchive("test", false)
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assert.Nil(t, err)
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defer func() { contract.IgnoreError(os.Remove(file)) }()
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arch, err := NewPathArchive(file)
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assert.Nil(t, err)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", arch.Hash)
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archSer := arch.Serialize()
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archDes, isarch, err := DeserializeArchive(archSer)
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assert.Nil(t, err)
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assert.True(t, isarch)
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assert.True(t, archDes.IsPath())
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assert.Equal(t, file, archDes.Path)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", archDes.Hash)
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}
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{
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file, err := tempArchive("test", false)
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assert.Nil(t, err)
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defer func() { contract.IgnoreError(os.Remove(file)) }()
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url := "file:///" + file
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arch, err := NewURIArchive(url)
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assert.Nil(t, err)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", arch.Hash)
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archSer := arch.Serialize()
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archDes, isarch, err := DeserializeArchive(archSer)
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assert.Nil(t, err)
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assert.True(t, isarch)
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assert.True(t, archDes.IsURI())
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assert.Equal(t, url, archDes.URI)
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assert.Equal(t, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", archDes.Hash)
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}
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{
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file1, err := tempArchive("test", false)
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assert.Nil(t, err)
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defer func() { contract.IgnoreError(os.Remove(file1)) }()
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file2, err := tempArchive("test2", false)
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assert.Nil(t, err)
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defer func() { contract.IgnoreError(os.Remove(file2)) }()
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arch1, err := NewPathArchive(file1)
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assert.Nil(t, err)
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arch2, err := NewPathArchive(file2)
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assert.Nil(t, err)
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assert.True(t, arch1.Equals(arch2))
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url := "file:///" + file1
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arch3, err := NewURIArchive(url)
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assert.Nil(t, err)
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assert.True(t, arch1.Equals(arch3))
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}
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{
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file, err := tempArchive("test", true)
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assert.Nil(t, err)
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defer func() { contract.IgnoreError(os.Remove(file)) }()
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arch1, err := NewPathArchive(file)
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assert.Nil(t, err)
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assert.Nil(t, arch1.EnsureHash())
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url := "file:///" + file
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arch2, err := NewURIArchive(url)
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assert.Nil(t, err)
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assert.Nil(t, arch2.EnsureHash())
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assert.Nil(t, os.Truncate(file, 0))
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arch3, err := NewPathArchive(file)
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assert.Nil(t, err)
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assert.Nil(t, arch3.EnsureHash())
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assert.False(t, arch1.Equals(arch3))
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arch4, err := NewURIArchive(url)
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assert.Nil(t, err)
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assert.Nil(t, arch4.EnsureHash())
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assert.False(t, arch2.Equals(arch4))
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}
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}
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func tempArchive(prefix string, fill bool) (string, error) {
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for {
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path := filepath.Join(os.TempDir(), fmt.Sprintf("%s-%x.tar", prefix, rand.Uint32()))
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f, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0600)
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switch {
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case os.IsExist(err):
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continue
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case err != nil:
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return "", err
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default:
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defer contract.IgnoreClose(f)
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// write out a tar file. if `fill` is true, add a single empty file.
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if fill {
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w := tar.NewWriter(f)
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defer contract.IgnoreClose(w)
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err = w.WriteHeader(&tar.Header{
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Name: "file",
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Mode: 0600,
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Size: 0,
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})
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}
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return path, err
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}
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}
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}
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func TestDeserializeMissingHash(t *testing.T) {
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assetSer := (&Asset{Text: "asset"}).Serialize()
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assetDes, isasset, err := DeserializeAsset(assetSer)
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assert.Nil(t, err)
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assert.True(t, isasset)
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assert.Equal(t, "asset", assetDes.Text)
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}
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func TestAssetFile(t *testing.T) {
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asset, err := NewPathAsset("./testdata/Fox.txt")
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assert.Nil(t, err)
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assert.Equal(t, "85e5f2698ac92d10d50e2f2802ed0d51a13e7c81d0d0a5998a75349469e774c5", asset.Hash)
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assertAssetTextEquals(t, asset,
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`The quick brown 🦊 jumps over
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the lazy 🐶. The quick brown
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asset jumps over the archive.
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`)
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}
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func TestArchiveDir(t *testing.T) {
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arch, err := NewPathArchive("./testdata/test_dir")
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assert.Nil(t, err)
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assert.Equal(t, "35ddf9c48ce6ac5ba657573d388db6ce41f3ed6965346a3086fb70a550fe0864", arch.Hash)
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validateTestDirArchive(t, arch)
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}
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func TestArchiveTar(t *testing.T) {
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arch, err := NewPathArchive("./testdata/test_dir.tar")
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assert.Nil(t, err)
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assert.Equal(t, "c618d74a40f87de3092ca6a6c4cca834aa5c6a3956c6ceb2054b40d04bb4cd76", arch.Hash)
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validateTestDirArchive(t, arch)
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}
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func TestArchiveTgz(t *testing.T) {
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arch, err := NewPathArchive("./testdata/test_dir.tgz")
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assert.Nil(t, err)
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assert.Equal(t, "f9b33523b6a3538138aff0769ff9e7d522038e33c5cfe28b258332b3f15790c8", arch.Hash)
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validateTestDirArchive(t, arch)
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}
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func TestArchiveZip(t *testing.T) {
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arch, err := NewPathArchive("./testdata/test_dir.zip")
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assert.Nil(t, err)
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assert.Equal(t, "343da72cec1302441efd4a490d66f861d393fb270afb3ced27f92a0d96abc068", arch.Hash)
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validateTestDirArchive(t, arch)
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}
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func findRepositoryRoot() (string, error) {
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wd, err := os.Getwd()
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if err != nil {
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return "", err
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}
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for d := wd; ; d = filepath.Dir(d) {
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if d == "" || d == "." || d[len(d)-1] == filepath.Separator {
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return "", errors.New("could not find repository root")
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}
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gitDir := filepath.Join(d, ".git")
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_, err := os.Lstat(gitDir)
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switch {
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case err == nil:
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return d, nil
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case !os.IsNotExist(err):
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return "", err
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}
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}
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}
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func TestArchiveTarFiles(t *testing.T) {
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repoRoot, err := findRepositoryRoot()
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assert.Nil(t, err)
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arch, err := NewPathArchive(repoRoot)
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assert.Nil(t, err)
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err = arch.Archive(TarArchive, ioutil.Discard)
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assert.Nil(t, err)
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}
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func TestArchiveZipFiles(t *testing.T) {
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repoRoot, err := findRepositoryRoot()
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assert.Nil(t, err)
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arch, err := NewPathArchive(repoRoot)
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assert.Nil(t, err)
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err = arch.Archive(ZIPArchive, ioutil.Discard)
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assert.Nil(t, err)
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}
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func TestNestedArchive(t *testing.T) {
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// Create temp dir and place some files.
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dirName, err := ioutil.TempDir("", "")
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assert.Nil(t, err)
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assert.NoError(t, os.MkdirAll(filepath.Join(dirName, "foo", "bar"), 0777))
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assert.NoError(t, ioutil.WriteFile(filepath.Join(dirName, "foo", "a.txt"), []byte("a"), 0777))
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assert.NoError(t, ioutil.WriteFile(filepath.Join(dirName, "foo", "bar", "b.txt"), []byte("b"), 0777))
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assert.NoError(t, ioutil.WriteFile(filepath.Join(dirName, "c.txt"), []byte("c"), 0777))
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// Construct an AssetArchive with a nested PathArchive.
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innerArch, err := NewPathArchive(filepath.Join(dirName, "./foo"))
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assert.Nil(t, err)
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textAsset, err := NewTextAsset("hello world")
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assert.Nil(t, err)
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arch, err := NewAssetArchive(map[string]interface{}{
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"./foo": innerArch,
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"fake.txt": textAsset,
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})
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assert.Nil(t, err)
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// Write a ZIP of the AssetArchive to disk.
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tmpFile, err := ioutil.TempFile("", "")
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fileName := tmpFile.Name()
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assert.Nil(t, err)
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err = arch.Archive(ZIPArchive, tmpFile)
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assert.Nil(t, err)
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tmpFile.Close()
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// Read the ZIP back into memory, and validate its contents.
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zipReader, err := zip.OpenReader(fileName)
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defer contract.IgnoreClose(zipReader)
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assert.Nil(t, err)
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files := zipReader.File
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assert.Len(t, files, 3)
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assert.Equal(t, "foo/a.txt", files[0].Name)
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assert.Equal(t, "foo/bar/b.txt", files[1].Name)
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assert.Equal(t, "fake.txt", files[2].Name)
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}
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func validateTestDirArchive(t *testing.T, arch *Archive) {
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r, err := arch.Open()
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assert.Nil(t, err)
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defer func() {
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assert.Nil(t, r.Close())
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}()
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subs := make(map[string]string)
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for {
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name, blob, err := r.Next()
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if err == io.EOF {
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break
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}
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assert.NoError(t, err)
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assert.NotNil(t, blob)
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// Check for duplicates
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_, ok := subs[name]
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assert.False(t, ok)
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// Read the blob
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var text bytes.Buffer
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_, err = io.Copy(&text, blob)
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assert.Nil(t, err)
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err = blob.Close()
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assert.Nil(t, err)
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// Store its contents in subs
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subs[name] = text.String()
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}
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assert.Equal(t, 3, len(subs))
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lorem := subs["Lorem_ipsum.txt"]
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assert.Equal(t, lorem,
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`Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna
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aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis
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aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint
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occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
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`)
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butimust := subs["sub_dir/But_I_must"]
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assert.Equal(t, butimust,
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`Sed ut perspiciatis, unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem
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aperiam eaque ipsa, quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt, explicabo. Nemo enim
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ipsam voluptatem, quia voluptas sit, aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos, qui ratione
|
|
voluptatem sequi nesciunt, neque porro quisquam est, qui dolorem ipsum, quia dolor sit amet consectetur adipisci[ng]
|
|
velit, sed quia non numquam [do] eius modi tempora inci[di]dunt, ut labore et dolore magnam aliquam quaerat voluptatem.
|
|
Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi
|
|
consequatur? Quis autem vel eum iure reprehenderit, qui in ea voluptate velit esse, quam nihil molestiae consequatur,
|
|
vel illum, qui dolorem eum fugiat, quo voluptas nulla pariatur?
|
|
|
|
`)
|
|
|
|
ontheother := subs["sub_dir/On_the_other_hand.md"]
|
|
assert.Equal(t, ontheother,
|
|
`At vero eos et accusamus et iusto odio dignissimos ducimus, qui blanditiis praesentium voluptatum deleniti atque
|
|
corrupti, quos dolores et quas molestias excepturi sint, obcaecati cupiditate non provident, similique sunt in culpa,
|
|
qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita
|
|
distinctio. Nam libero tempore, cum soluta nobis est eligendi optio, cumque nihil impedit, quo minus id, quod maxime
|
|
placeat, facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut
|
|
officiis debitis aut rerum necessitatibus saepe eveniet, ut et voluptates repudiandae sint et molestiae non recusandae.
|
|
Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut
|
|
perferendis doloribus asperiores repellat…
|
|
|
|
`)
|
|
}
|
|
|
|
func assertAssetTextEquals(t *testing.T, asset *Asset, expect string) {
|
|
blob, err := asset.Read()
|
|
assert.Nil(t, err)
|
|
assert.NotNil(t, blob)
|
|
assertAssetBlobEquals(t, blob, expect)
|
|
}
|
|
|
|
func assertAssetBlobEquals(t *testing.T, blob *Blob, expect string) {
|
|
var text bytes.Buffer
|
|
_, err := io.Copy(&text, blob)
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, expect, text.String())
|
|
err = blob.Close()
|
|
assert.Nil(t, err)
|
|
}
|