| package exec |
| |
| import ( |
| "testing" |
| ) |
| |
| func TestEnv(t *testing.T) { |
| env := make([]string, 0) |
| env = SetEnv(env, "NAME", "VALUE1") |
| if expected, got := 1, len(env); expected != got { |
| t.Fatalf("Unexpected length of environment variable slice: expected %d, got %d", expected, got) |
| } |
| if expected, got := "NAME=VALUE1", env[0]; expected != got { |
| t.Fatalf("Unexpected element in the environment variable slice: expected %d, got %d", expected, got) |
| } |
| env = SetEnv(env, "NAME", "VALUE2") |
| if expected, got := 1, len(env); expected != got { |
| t.Fatalf("Unexpected length of environment variable slice: expected %d, got %d", expected, got) |
| } |
| if expected, got := "NAME=VALUE2", env[0]; expected != got { |
| t.Fatalf("Unexpected element in the environment variable slice: expected %d, got %d", expected, got) |
| } |
| value, err := GetEnv(env, "NAME") |
| if err != nil { |
| t.Fatalf("Unexpected error when looking up environment variable value: %v", err) |
| } |
| if expected, got := "VALUE2", value; expected != got { |
| t.Fatalf("Unexpected value of an environment variable: expected %d, got %d", expected, got) |
| } |
| value, err = GetEnv(env, "NONAME") |
| if err == nil { |
| t.Fatalf("Expected error when looking up environment variable value, got none", value) |
| } |
| } |
