872c7661e3
Add a new property to ProgramTestOptions, `Overrides` that allows a test to request a different version of a package is used instead of what would be listed in the package.json file. This will be used by our nightly automation to run everything "at head"
137 lines
3.7 KiB
Go
137 lines
3.7 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 integration
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import (
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"bytes"
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"io"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"time"
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"github.com/pkg/errors"
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"github.com/pulumi/pulumi/pkg/resource"
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"github.com/pulumi/pulumi/pkg/util/contract"
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)
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// DecodeMapString takes a string of the form key1=value1:key2=value2 and returns a go map.
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func DecodeMapString(val string) (map[string]string, error) {
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newMap := make(map[string]string)
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if val != "" {
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for _, overrideClause := range strings.Split(val, ":") {
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data := strings.Split(overrideClause, "=")
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if len(data) != 2 {
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return nil, errors.Errorf(
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"could not decode %s as an override, should be of the form <package>=<version>", overrideClause)
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}
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packageName := data[0]
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packageVersion := data[1]
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newMap[packageName] = packageVersion
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}
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}
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return newMap, nil
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}
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// ReplaceInFile does a find and replace for a given string within a file.
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func ReplaceInFile(old, new, path string) error {
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rawContents, err := ioutil.ReadFile(path)
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if err != nil {
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return err
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}
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newContents := strings.Replace(string(rawContents), old, new, -1)
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return ioutil.WriteFile(path, []byte(newContents), os.ModePerm)
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}
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// getCmdBin returns the binary named bin in location loc or, if it hasn't yet been initialized, will lazily
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// populate it by either using the default def or, if empty, looking on the current $PATH.
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func getCmdBin(loc *string, bin, def string) (string, error) {
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if *loc == "" {
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*loc = def
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if *loc == "" {
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var err error
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*loc, err = exec.LookPath(bin)
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if err != nil {
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return "", errors.Wrapf(err, "Expected to find `%s` binary on $PATH", bin)
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}
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}
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}
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return *loc, nil
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}
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func uniqueSuffix() string {
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// .<timestamp>.<five random hex characters>
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timestamp := time.Now().Format("20060102-150405")
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suffix, err := resource.NewUniqueHex("."+timestamp+".", 5, -1)
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contract.AssertNoError(err)
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return suffix
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}
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const (
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commandOutputFolderName = "command-output"
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)
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func writeCommandOutput(commandName, runDir string, output []byte) (string, error) {
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logFileDir := filepath.Join(runDir, commandOutputFolderName)
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if err := os.MkdirAll(logFileDir, 0700); err != nil {
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return "", errors.Wrapf(err, "Failed to create '%s'", logFileDir)
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}
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logFile := filepath.Join(logFileDir, commandName+uniqueSuffix()+".log")
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if err := ioutil.WriteFile(logFile, output, 0644); err != nil {
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return "", errors.Wrapf(err, "Failed to write '%s'", logFile)
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}
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return logFile, nil
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}
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type prefixer struct {
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writer io.Writer
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prefix []byte
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anyOutput bool
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}
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// newPrefixer wraps an io.Writer, prepending a fixed prefix after each \n emitting on the wrapped writer
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func newPrefixer(writer io.Writer, prefix string) *prefixer {
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return &prefixer{writer, []byte(prefix), false}
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}
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var _ io.Writer = (*prefixer)(nil)
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func (prefixer *prefixer) Write(p []byte) (int, error) {
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n := 0
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lines := bytes.SplitAfter(p, []byte{'\n'})
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for _, line := range lines {
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if len(line) > 0 {
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_, err := prefixer.writer.Write(prefixer.prefix)
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if err != nil {
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return n, err
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}
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}
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m, err := prefixer.writer.Write(line)
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n += m
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if err != nil {
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return n, err
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}
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}
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return n, nil
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}
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