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package gluaurl
import "github.com/yuin/gopher-lua"
import "testing"
import "os"
import "bytes"
import "io"
import "strings"
func TestParse(t *testing.T) {
output, err := evalScript(`
local url = require("url")
parsed = url.parse("http://bob:secret@example.com:8080/products?page=2#something")
print(parsed.scheme)
print(parsed.username)
print(parsed.password)
print(parsed.host)
print(parsed.path)
print(parsed.query)
print(parsed.fragment)
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := `http
bob
secret
example.com:8080
/products
page=2
something
`; expected != output {
t.Errorf("Expected output does not match actual output\nExpected: %s\nActual: %s", expected, output)
}
}
}
func TestParseOnlyHost(t *testing.T) {
output, err := evalScript(`
local url = require("url")
parsed = url.parse("https://example.com")
print(parsed.scheme)
print(parsed.username)
print(parsed.password)
print(parsed.host)
print(parsed.path)
print(parsed.query)
print(parsed.fragment)
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := `https
nil
nil
example.com
`; expected != output {
t.Errorf("Expected output does not match actual output\nExpected: %s\nActual: %s", expected, output)
}
}
}
func TestBuild(t *testing.T) {
output, err := evalScript(`
local url = require("url")
built = url.build({
scheme="https",
username="bob",
password="secret",
host="example.com:8080",
path="/products",
query="page=2",
fragment="something"
})
print(built)
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := `https://bob:secret@example.com:8080/products?page=2#something
`; expected != output {
t.Errorf("Expected output does not match actual output\nExpected: %s\nActual: %s", expected, output)
}
}
}
func TestBuildEmpty(t *testing.T) {
output, err := evalScript(`
local url = require("url")
built = url.build({})
print(built)
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := `
`; expected != output {
t.Errorf("Expected output does not match actual output\nExpected: %s\nActual: %s", expected, output)
}
}
}
func TestBuildQueryString(t *testing.T) {
output, err := evalScript(`
local url = require("url")
function assert_query_string(options, expected, message)
actual = url.build_query_string(options)
if expected ~= actual then
print("Failed to build '" .. message .. "'")
print("Expected:")
print(expected)
print("Actual:")
print(actual)
end
end
assert_query_string(
{foo="bar", baz=42, quux="All your base are belong to us"},
"baz=42&foo=bar&quux=All+your+base+are+belong+to+us",
"simple"
)
assert_query_string(
{someName={1, 2, 3}, regularThing="blah"},
"regularThing=blah&someName%5B%5D=1&someName%5B%5D=2&someName%5B%5D=3",
"with array"
)
assert_query_string(
{foo={"a", "b", "c"}},
"foo%5B%5D=a&foo%5B%5D=b&foo%5B%5D=c",
"with array of strings"
)
assert_query_string(
{foo={"baz", 42, "All your base are belong to us"}},
"foo%5B%5D=baz&foo%5B%5D=42&foo%5B%5D=All+your+base+are+belong+to+us",
"more array"
)
assert_query_string(
{foo={bar="baz", beep=42, quux="All your base are belong to us"}},
"foo%5Bbar%5D=baz&foo%5Bbeep%5D=42&foo%5Bquux%5D=All+your+base+are+belong+to+us",
"even more arrays"
)
assert_query_string(
{a={1,2}, b={c=3, d={4,5}, e={ x={6}, y=7, z={8,9} }, f=true, g=false, h=""}, i={10,11}, j=true, k=false, l={"",0}, m="cowboy hat?" },
"a%5B%5D=1&a%5B%5D=2&b%5Bc%5D=3&b%5Bd%5D%5B%5D=4&b%5Bd%5D%5B%5D=5&b%5Be%5D%5Bx%5D%5B%5D=6&b%5Be%5D%5By%5D=7&b%5Be%5D%5Bz%5D%5B%5D=8&b%5Be%5D%5Bz%5D%5B%5D=9&b%5Bf%5D=true&b%5Bg%5D=false&b%5Bh%5D=&i%5B%5D=10&i%5B%5D=11&j=true&k=false&l%5B%5D=&l%5B%5D=0&m=cowboy+hat%3F",
"huge structure"
)
assert_query_string(
{ a={0, { 1, 2 }, { 3, { 4, 5 }, { 6 } }, { b= { 7, { 8, 9 }, { { c=10, d=11 } }, { { 12 } }, { { { 13 } } }, { e= { f= { g={ 14, { 15 } } } } }, 16 } }, 17 } },
"a%5B%5D=0&a%5B1%5D%5B%5D=1&a%5B1%5D%5B%5D=2&a%5B2%5D%5B%5D=3&a%5B2%5D%5B1%5D%5B%5D=4&a%5B2%5D%5B1%5D%5B%5D=5&a%5B2%5D%5B2%5D%5B%5D=6&a%5B3%5D%5Bb%5D%5B%5D=7&a%5B3%5D%5Bb%5D%5B1%5D%5B%5D=8&a%5B3%5D%5Bb%5D%5B1%5D%5B%5D=9&a%5B3%5D%5Bb%5D%5B2%5D%5B0%5D%5Bc%5D=10&a%5B3%5D%5Bb%5D%5B2%5D%5B0%5D%5Bd%5D=11&a%5B3%5D%5Bb%5D%5B3%5D%5B0%5D%5B%5D=12&a%5B3%5D%5Bb%5D%5B4%5D%5B0%5D%5B0%5D%5B%5D=13&a%5B3%5D%5Bb%5D%5B5%5D%5Be%5D%5Bf%5D%5Bg%5D%5B%5D=14&a%5B3%5D%5Bb%5D%5B5%5D%5Be%5D%5Bf%5D%5Bg%5D%5B1%5D%5B%5D=15&a%5B3%5D%5Bb%5D%5B%5D=16&a%5B%5D=17",
"nested arrays"
)
assert_query_string(
{ a= {1,2,3}, ["b[]"]= {4,5,6}, ["c[d]"]= {7,8,9}, e= { f= {10}, g= {11,12}, h= 13 } },
"a%5B%5D=1&a%5B%5D=2&a%5B%5D=3&b%5B%5D=4&b%5B%5D=5&b%5B%5D=6&c%5Bd%5D%5B%5D=7&c%5Bd%5D%5B%5D=8&c%5Bd%5D%5B%5D=9&e%5Bf%5D%5B%5D=10&e%5Bg%5D%5B%5D=11&e%5Bg%5D%5B%5D=12&e%5Bh%5D=13",
"make sure params are not double-encoded"
)
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := ``; expected != output {
t.Error(output)
}
}
}
func TestResolve(t *testing.T) {
output, err := evalScript(`
local url = require("url")
print(url.resolve('/one/two/three', 'four'))
print(url.resolve('http://example.com/', '/one'))
print(url.resolve('http://example.com/one', '/two'))
print(url.resolve('https://example.com/one', '//example2.com'))
`)
if err != nil {
t.Errorf("Failed to evaluate script: %s", err)
} else {
if expected := `/one/two/four
http://example.com/one
http://example.com/two
https://example2.com
`; expected != output {
t.Errorf("Expected output does not match actual output\nExpected: %s\nActual: %s", expected, output)
}
}
}
func evalScript(script string) (string, error) {
L := lua.NewState()
defer L.Close()
L.PreloadModule("url", Loader)
var err error
out := captureStdout(func() {
err = L.DoString(script)
})
return out, err
}
func captureStdout(inner func()) string {
oldStdout := os.Stdout
r, w, _ := os.Pipe()
os.Stdout = w
outC := make(chan string)
go func() {
var buf bytes.Buffer
io.Copy(&buf, r)
outC <- buf.String()
}()
inner()
w.Close()
os.Stdout = oldStdout
out := strings.Replace(<-outC, "\r", "", -1)
return out
}
|
