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package common
import (
"context"
"os"
"path/filepath"
"regexp"
"testing"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
)
func TestStepCreateBuildDir_imp(t *testing.T) {
var _ multistep.Step = new(StepCreateBuildDir)
}
func TestStepCreateBuildDir_Defaults(t *testing.T) {
state := testState(t)
step := new(StepCreateBuildDir)
// Default is for the user not to supply value for TempPath. When
// nothing is set the step should use the OS temp directory as the root
// for the build directory
step.TempPath = ""
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("Bad action: %v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("Should NOT have error")
}
if v, ok := state.GetOk("build_dir"); !ok {
t.Fatal("Should store path to build directory in statebag as 'build_dir'")
} else {
// On windows convert everything to forward slash separated paths
// This prevents the regexp interpreting backslashes as escape sequences
stateBuildDir := filepath.ToSlash(v.(string))
expectedBuildDirRe := regexp.MustCompile(
filepath.ToSlash(filepath.Join(os.TempDir(), "hyperv") + `[[:digit:]]+$`))
match := expectedBuildDirRe.MatchString(stateBuildDir)
if !match {
t.Fatalf("Got path that doesn't match expected format in 'build_dir': %s", stateBuildDir)
}
}
// Test Cleanup
step.Cleanup(state)
if _, err := os.Stat(step.buildDir); err == nil {
t.Fatalf("Build directory should NOT exist after Cleanup: %s", step.buildDir)
}
}
func TestStepCreateBuildDir_UserDefinedTempPath(t *testing.T) {
state := testState(t)
step := new(StepCreateBuildDir)
// Create a directory we'll use as the user supplied temp_path
step.TempPath = genTestDirPath("userTempDir")
err := os.Mkdir(step.TempPath, 0755) // The directory must exist
if err != nil {
t.Fatal("Error creating test directory")
}
defer os.RemoveAll(step.TempPath)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("Bad action: %v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("Should NOT have error")
}
if v, ok := state.GetOk("build_dir"); !ok {
t.Fatal("Should store path to build directory in statebag as 'build_dir'")
} else {
// On windows convert everything to forward slash separated paths
// This prevents the regexp interpreting backslashes as escape sequences
stateBuildDir := filepath.ToSlash(v.(string))
expectedBuildDirRe := regexp.MustCompile(
filepath.ToSlash(filepath.Join(step.TempPath, "hyperv") + `[[:digit:]]+$`))
match := expectedBuildDirRe.MatchString(stateBuildDir)
if !match {
t.Fatalf("Got path that doesn't match expected format in 'build_dir': %s", stateBuildDir)
}
}
// Test Cleanup
step.Cleanup(state)
if _, err := os.Stat(step.buildDir); err == nil {
t.Fatalf("Build directory should NOT exist after Cleanup: %s", step.buildDir)
}
if _, err := os.Stat(step.TempPath); err != nil {
t.Fatal("User supplied root for build directory should NOT be deleted by Cleanup")
}
}
func TestStepCreateBuildDir_BadTempPath(t *testing.T) {
state := testState(t)
step := new(StepCreateBuildDir)
// Bad
step.TempPath = genTestDirPath("iDontExist")
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionHalt {
t.Fatalf("Bad action: %v", action)
}
if _, ok := state.GetOk("error"); !ok {
t.Fatal("Should have error due to bad path")
}
}
|
