37 lines
876 B
Go
37 lines
876 B
Go
package main
|
|
|
|
import (
|
|
"errors"
|
|
"testing"
|
|
)
|
|
|
|
// new type for the lookup function
|
|
type lookPathFunc func(file string) (string, error)
|
|
|
|
// modified function to accept a lookup function
|
|
func verifyGitAvailableWithLookup(lookPath lookPathFunc) error {
|
|
_, err := lookPath("git")
|
|
if err != nil {
|
|
return errors.New("could not find git in path")
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func TestVerifyGitAvailable(t *testing.T) {
|
|
|
|
// test case 1: git is available
|
|
err := verifyGitAvailableWithLookup(func(file string) (string, error) {
|
|
return "/usr/bin/git", nil
|
|
})
|
|
if err != nil {
|
|
t.Errorf("expected no error when git is available, got: %v", err)
|
|
}
|
|
|
|
// test case 2: git is not available
|
|
err = verifyGitAvailableWithLookup(func(file string) (string, error) {
|
|
return "", errors.New("git not found")
|
|
})
|
|
if err == nil {
|
|
t.Error("expected error when git is not available, got nil")
|
|
}
|
|
}
|