114 lines
3.4 KiB
Go
114 lines
3.4 KiB
Go
package common
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import (
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"context"
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"os"
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"path/filepath"
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"regexp"
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"testing"
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"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
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)
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func TestStepCreateBuildDir_imp(t *testing.T) {
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var _ multistep.Step = new(StepCreateBuildDir)
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}
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func TestStepCreateBuildDir_Defaults(t *testing.T) {
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state := testState(t)
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step := new(StepCreateBuildDir)
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// Default is for the user not to supply value for TempPath. When
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// nothing is set the step should use the OS temp directory as the root
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// for the build directory
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step.TempPath = ""
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// Test the run
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if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
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t.Fatalf("Bad action: %v", action)
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}
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if _, ok := state.GetOk("error"); ok {
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t.Fatal("Should NOT have error")
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}
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if v, ok := state.GetOk("build_dir"); !ok {
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t.Fatal("Should store path to build directory in statebag as 'build_dir'")
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} else {
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// On windows convert everything to forward slash separated paths
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// This prevents the regexp interpreting backslashes as escape sequences
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stateBuildDir := filepath.ToSlash(v.(string))
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expectedBuildDirRe := regexp.MustCompile(
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filepath.ToSlash(filepath.Join(os.TempDir(), "hyperv") + `[[:digit:]]{9}$`))
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match := expectedBuildDirRe.MatchString(stateBuildDir)
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if !match {
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t.Fatalf("Got path that doesn't match expected format in 'build_dir': %s", stateBuildDir)
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}
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}
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// Test Cleanup
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step.Cleanup(state)
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if _, err := os.Stat(step.buildDir); err == nil {
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t.Fatalf("Build directory should NOT exist after Cleanup: %s", step.buildDir)
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}
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}
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func TestStepCreateBuildDir_UserDefinedTempPath(t *testing.T) {
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state := testState(t)
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step := new(StepCreateBuildDir)
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// Create a directory we'll use as the user supplied temp_path
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step.TempPath = genTestDirPath("userTempDir")
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err := os.Mkdir(step.TempPath, 0755) // The directory must exist
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if err != nil {
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t.Fatal("Error creating test directory")
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}
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defer os.RemoveAll(step.TempPath)
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// Test the run
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if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
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t.Fatalf("Bad action: %v", action)
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}
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if _, ok := state.GetOk("error"); ok {
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t.Fatal("Should NOT have error")
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}
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if v, ok := state.GetOk("build_dir"); !ok {
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t.Fatal("Should store path to build directory in statebag as 'build_dir'")
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} else {
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// On windows convert everything to forward slash separated paths
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// This prevents the regexp interpreting backslashes as escape sequences
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stateBuildDir := filepath.ToSlash(v.(string))
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expectedBuildDirRe := regexp.MustCompile(
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filepath.ToSlash(filepath.Join(step.TempPath, "hyperv") + `[[:digit:]]{9}$`))
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match := expectedBuildDirRe.MatchString(stateBuildDir)
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if !match {
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t.Fatalf("Got path that doesn't match expected format in 'build_dir': %s", stateBuildDir)
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}
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}
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// Test Cleanup
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step.Cleanup(state)
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if _, err := os.Stat(step.buildDir); err == nil {
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t.Fatalf("Build directory should NOT exist after Cleanup: %s", step.buildDir)
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}
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if _, err := os.Stat(step.TempPath); err != nil {
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t.Fatal("User supplied root for build directory should NOT be deleted by Cleanup")
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}
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}
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func TestStepCreateBuildDir_BadTempPath(t *testing.T) {
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state := testState(t)
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step := new(StepCreateBuildDir)
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// Bad
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step.TempPath = genTestDirPath("iDontExist")
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// Test the run
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if action := step.Run(context.Background(), state); action != multistep.ActionHalt {
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t.Fatalf("Bad action: %v", action)
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}
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if _, ok := state.GetOk("error"); !ok {
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t.Fatal("Should have error due to bad path")
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}
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}
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