зеркало из https://github.com/microsoft/docker.git
144 строки
2.9 KiB
Go
144 строки
2.9 KiB
Go
package dockerfile
|
|
|
|
import (
|
|
"bufio"
|
|
"os"
|
|
"strings"
|
|
"testing"
|
|
)
|
|
|
|
func TestShellParser4EnvVars(t *testing.T) {
|
|
fn := "envVarTest"
|
|
|
|
file, err := os.Open(fn)
|
|
if err != nil {
|
|
t.Fatalf("Can't open '%s': %s", err, fn)
|
|
}
|
|
defer file.Close()
|
|
|
|
scanner := bufio.NewScanner(file)
|
|
envs := []string{"PWD=/home", "SHELL=bash", "KOREAN=한국어"}
|
|
for scanner.Scan() {
|
|
line := scanner.Text()
|
|
|
|
// Trim comments and blank lines
|
|
i := strings.Index(line, "#")
|
|
if i >= 0 {
|
|
line = line[:i]
|
|
}
|
|
line = strings.TrimSpace(line)
|
|
|
|
if line == "" {
|
|
continue
|
|
}
|
|
|
|
words := strings.Split(line, "|")
|
|
if len(words) != 2 {
|
|
t.Fatalf("Error in '%s' - should be exactly one | in:%q", fn, line)
|
|
}
|
|
|
|
words[0] = strings.TrimSpace(words[0])
|
|
words[1] = strings.TrimSpace(words[1])
|
|
|
|
newWord, err := ProcessWord(words[0], envs)
|
|
|
|
if err != nil {
|
|
newWord = "error"
|
|
}
|
|
|
|
if newWord != words[1] {
|
|
t.Fatalf("Error. Src: %s Calc: %s Expected: %s", words[0], newWord, words[1])
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestShellParser4Words(t *testing.T) {
|
|
fn := "wordsTest"
|
|
|
|
file, err := os.Open(fn)
|
|
if err != nil {
|
|
t.Fatalf("Can't open '%s': %s", err, fn)
|
|
}
|
|
defer file.Close()
|
|
|
|
envs := []string{}
|
|
scanner := bufio.NewScanner(file)
|
|
for scanner.Scan() {
|
|
line := scanner.Text()
|
|
|
|
if strings.HasPrefix(line, "#") {
|
|
continue
|
|
}
|
|
|
|
if strings.HasPrefix(line, "ENV ") {
|
|
line = strings.TrimLeft(line[3:], " ")
|
|
envs = append(envs, line)
|
|
continue
|
|
}
|
|
|
|
words := strings.Split(line, "|")
|
|
if len(words) != 2 {
|
|
t.Fatalf("Error in '%s' - should be exactly one | in: %q", fn, line)
|
|
}
|
|
test := strings.TrimSpace(words[0])
|
|
expected := strings.Split(strings.TrimLeft(words[1], " "), ",")
|
|
|
|
result, err := ProcessWords(test, envs)
|
|
|
|
if err != nil {
|
|
result = []string{"error"}
|
|
}
|
|
|
|
if len(result) != len(expected) {
|
|
t.Fatalf("Error. %q was suppose to result in %q, but got %q instead", test, expected, result)
|
|
}
|
|
for i, w := range expected {
|
|
if w != result[i] {
|
|
t.Fatalf("Error. %q was suppose to result in %q, but got %q instead", test, expected, result)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestGetEnv(t *testing.T) {
|
|
sw := &shellWord{
|
|
word: "",
|
|
envs: nil,
|
|
pos: 0,
|
|
}
|
|
|
|
sw.envs = []string{}
|
|
if sw.getEnv("foo") != "" {
|
|
t.Fatalf("2 - 'foo' should map to ''")
|
|
}
|
|
|
|
sw.envs = []string{"foo"}
|
|
if sw.getEnv("foo") != "" {
|
|
t.Fatalf("3 - 'foo' should map to ''")
|
|
}
|
|
|
|
sw.envs = []string{"foo="}
|
|
if sw.getEnv("foo") != "" {
|
|
t.Fatalf("4 - 'foo' should map to ''")
|
|
}
|
|
|
|
sw.envs = []string{"foo=bar"}
|
|
if sw.getEnv("foo") != "bar" {
|
|
t.Fatalf("5 - 'foo' should map to 'bar'")
|
|
}
|
|
|
|
sw.envs = []string{"foo=bar", "car=hat"}
|
|
if sw.getEnv("foo") != "bar" {
|
|
t.Fatalf("6 - 'foo' should map to 'bar'")
|
|
}
|
|
if sw.getEnv("car") != "hat" {
|
|
t.Fatalf("7 - 'car' should map to 'hat'")
|
|
}
|
|
|
|
// Make sure we grab the first 'car' in the list
|
|
sw.envs = []string{"foo=bar", "car=hat", "car=bike"}
|
|
if sw.getEnv("car") != "hat" {
|
|
t.Fatalf("8 - 'car' should map to 'hat'")
|
|
}
|
|
}
|