mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-07 20:30:36 -05:00
293 lines
8.1 KiB
Go
293 lines
8.1 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// Tests for multiple-template execution, copied from text/template.
|
|
|
|
//go:build !windows
|
|
// +build !windows
|
|
|
|
package template
|
|
|
|
import (
|
|
"archive/zip"
|
|
"os"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/gohugoio/hugo/tpl/internal/go_templates/texttemplate/parse"
|
|
)
|
|
|
|
var multiExecTests = []execTest{
|
|
{"empty", "", "", nil, true},
|
|
{"text", "some text", "some text", nil, true},
|
|
{"invoke x", `{{template "x" .SI}}`, "TEXT", tVal, true},
|
|
{"invoke x no args", `{{template "x"}}`, "TEXT", tVal, true},
|
|
{"invoke dot int", `{{template "dot" .I}}`, "17", tVal, true},
|
|
{"invoke dot []int", `{{template "dot" .SI}}`, "[3 4 5]", tVal, true},
|
|
{"invoke dotV", `{{template "dotV" .U}}`, "v", tVal, true},
|
|
{"invoke nested int", `{{template "nested" .I}}`, "17", tVal, true},
|
|
{"variable declared by template", `{{template "nested" $x:=.SI}},{{index $x 1}}`, "[3 4 5],4", tVal, true},
|
|
|
|
// User-defined function: test argument evaluator.
|
|
{"testFunc literal", `{{oneArg "joe"}}`, "oneArg=joe", tVal, true},
|
|
{"testFunc .", `{{oneArg .}}`, "oneArg=joe", "joe", true},
|
|
}
|
|
|
|
// These strings are also in testdata/*.
|
|
const multiText1 = `
|
|
{{define "x"}}TEXT{{end}}
|
|
{{define "dotV"}}{{.V}}{{end}}
|
|
`
|
|
|
|
const multiText2 = `
|
|
{{define "dot"}}{{.}}{{end}}
|
|
{{define "nested"}}{{template "dot" .}}{{end}}
|
|
`
|
|
|
|
func TestMultiExecute(t *testing.T) {
|
|
// Declare a couple of templates first.
|
|
template, err := New("root").Parse(multiText1)
|
|
if err != nil {
|
|
t.Fatalf("parse error for 1: %s", err)
|
|
}
|
|
_, err = template.Parse(multiText2)
|
|
if err != nil {
|
|
t.Fatalf("parse error for 2: %s", err)
|
|
}
|
|
testExecute(multiExecTests, template, t)
|
|
}
|
|
|
|
func TestParseFiles(t *testing.T) {
|
|
_, err := ParseFiles("DOES NOT EXIST")
|
|
if err == nil {
|
|
t.Error("expected error for non-existent file; got none")
|
|
}
|
|
template := New("root")
|
|
_, err = template.ParseFiles("testdata/file1.tmpl", "testdata/file2.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(multiExecTests, template, t)
|
|
}
|
|
|
|
func TestParseGlob(t *testing.T) {
|
|
_, err := ParseGlob("DOES NOT EXIST")
|
|
if err == nil {
|
|
t.Error("expected error for non-existent file; got none")
|
|
}
|
|
_, err = New("error").ParseGlob("[x")
|
|
if err == nil {
|
|
t.Error("expected error for bad pattern; got none")
|
|
}
|
|
template := New("root")
|
|
_, err = template.ParseGlob("testdata/file*.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(multiExecTests, template, t)
|
|
}
|
|
|
|
func TestParseFS(t *testing.T) {
|
|
fs := os.DirFS("testdata")
|
|
|
|
{
|
|
_, err := ParseFS(fs, "DOES NOT EXIST")
|
|
if err == nil {
|
|
t.Error("expected error for non-existent file; got none")
|
|
}
|
|
}
|
|
|
|
{
|
|
template := New("root")
|
|
_, err := template.ParseFS(fs, "file1.tmpl", "file2.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(multiExecTests, template, t)
|
|
}
|
|
|
|
{
|
|
template := New("root")
|
|
_, err := template.ParseFS(fs, "file*.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(multiExecTests, template, t)
|
|
}
|
|
}
|
|
|
|
// In these tests, actual content (not just template definitions) comes from the parsed files.
|
|
|
|
var templateFileExecTests = []execTest{
|
|
{"test", `{{template "tmpl1.tmpl"}}{{template "tmpl2.tmpl"}}`, "template1\n\ny\ntemplate2\n\nx\n", 0, true},
|
|
}
|
|
|
|
func TestParseFilesWithData(t *testing.T) {
|
|
template, err := New("root").ParseFiles("testdata/tmpl1.tmpl", "testdata/tmpl2.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(templateFileExecTests, template, t)
|
|
}
|
|
|
|
func TestParseGlobWithData(t *testing.T) {
|
|
template, err := New("root").ParseGlob("testdata/tmpl*.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(templateFileExecTests, template, t)
|
|
}
|
|
|
|
func TestParseZipFS(t *testing.T) {
|
|
z, err := zip.OpenReader("testdata/fs.zip")
|
|
if err != nil {
|
|
t.Fatalf("error parsing zip: %v", err)
|
|
}
|
|
template, err := New("root").ParseFS(z, "tmpl*.tmpl")
|
|
if err != nil {
|
|
t.Fatalf("error parsing files: %v", err)
|
|
}
|
|
testExecute(templateFileExecTests, template, t)
|
|
}
|
|
|
|
const (
|
|
cloneText1 = `{{define "a"}}{{template "b"}}{{template "c"}}{{end}}`
|
|
cloneText2 = `{{define "b"}}b{{end}}`
|
|
cloneText3 = `{{define "c"}}root{{end}}`
|
|
cloneText4 = `{{define "c"}}clone{{end}}`
|
|
)
|
|
|
|
// Issue 7032
|
|
func TestAddParseTreeToUnparsedTemplate(t *testing.T) {
|
|
master := "{{define \"master\"}}{{end}}"
|
|
tmpl := New("master")
|
|
tree, err := parse.Parse("master", master, "", "", nil)
|
|
if err != nil {
|
|
t.Fatalf("unexpected parse err: %v", err)
|
|
}
|
|
masterTree := tree["master"]
|
|
tmpl.AddParseTree("master", masterTree) // used to panic
|
|
}
|
|
|
|
func TestRedefinition(t *testing.T) {
|
|
var tmpl *Template
|
|
var err error
|
|
if tmpl, err = New("tmpl1").Parse(`{{define "test"}}foo{{end}}`); err != nil {
|
|
t.Fatalf("parse 1: %v", err)
|
|
}
|
|
if _, err = tmpl.Parse(`{{define "test"}}bar{{end}}`); err != nil {
|
|
t.Fatalf("got error %v, expected nil", err)
|
|
}
|
|
if _, err = tmpl.New("tmpl2").Parse(`{{define "test"}}bar{{end}}`); err != nil {
|
|
t.Fatalf("got error %v, expected nil", err)
|
|
}
|
|
}
|
|
|
|
// Issue 10879
|
|
func TestEmptyTemplateCloneCrash(t *testing.T) {
|
|
t1 := New("base")
|
|
t1.Clone() // used to panic
|
|
}
|
|
|
|
// Issue 10910, 10926
|
|
func TestTemplateLookUp(t *testing.T) {
|
|
t.Skip("broken on html/template") // TODO
|
|
t1 := New("foo")
|
|
if t1.Lookup("foo") != nil {
|
|
t.Error("Lookup returned non-nil value for undefined template foo")
|
|
}
|
|
t1.New("bar")
|
|
if t1.Lookup("bar") != nil {
|
|
t.Error("Lookup returned non-nil value for undefined template bar")
|
|
}
|
|
t1.Parse(`{{define "foo"}}test{{end}}`)
|
|
if t1.Lookup("foo") == nil {
|
|
t.Error("Lookup returned nil value for defined template")
|
|
}
|
|
}
|
|
|
|
func TestParse(t *testing.T) {
|
|
// In multiple calls to Parse with the same receiver template, only one call
|
|
// can contain text other than space, comments, and template definitions
|
|
t1 := New("test")
|
|
if _, err := t1.Parse(`{{define "test"}}{{end}}`); err != nil {
|
|
t.Fatalf("parsing test: %s", err)
|
|
}
|
|
if _, err := t1.Parse(`{{define "test"}}{{/* this is a comment */}}{{end}}`); err != nil {
|
|
t.Fatalf("parsing test: %s", err)
|
|
}
|
|
if _, err := t1.Parse(`{{define "test"}}foo{{end}}`); err != nil {
|
|
t.Fatalf("parsing test: %s", err)
|
|
}
|
|
}
|
|
|
|
func TestEmptyTemplate(t *testing.T) {
|
|
cases := []struct {
|
|
defn []string
|
|
in string
|
|
want string
|
|
}{
|
|
{[]string{"x", "y"}, "", "y"},
|
|
{[]string{""}, "once", ""},
|
|
{[]string{"", ""}, "twice", ""},
|
|
{[]string{"{{.}}", "{{.}}"}, "twice", "twice"},
|
|
{[]string{"{{/* a comment */}}", "{{/* a comment */}}"}, "comment", ""},
|
|
{[]string{"{{.}}", ""}, "twice", "twice"}, // TODO: should want "" not "twice"
|
|
}
|
|
|
|
for i, c := range cases {
|
|
root := New("root")
|
|
|
|
var (
|
|
m *Template
|
|
err error
|
|
)
|
|
for _, d := range c.defn {
|
|
m, err = root.New(c.in).Parse(d)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
buf := &strings.Builder{}
|
|
if err := m.Execute(buf, c.in); err != nil {
|
|
t.Error(i, err)
|
|
continue
|
|
}
|
|
if buf.String() != c.want {
|
|
t.Errorf("expected string %q: got %q", c.want, buf.String())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Issue 19249 was a regression in 1.8 caused by the handling of empty
|
|
// templates added in that release, which got different answers depending
|
|
// on the order templates appeared in the internal map.
|
|
func TestIssue19294(t *testing.T) {
|
|
// The empty block in "xhtml" should be replaced during execution
|
|
// by the contents of "stylesheet", but if the internal map associating
|
|
// names with templates is built in the wrong order, the empty block
|
|
// looks non-empty and this doesn't happen.
|
|
inlined := map[string]string{
|
|
"stylesheet": `{{define "stylesheet"}}stylesheet{{end}}`,
|
|
"xhtml": `{{block "stylesheet" .}}{{end}}`,
|
|
}
|
|
all := []string{"stylesheet", "xhtml"}
|
|
for i := 0; i < 100; i++ {
|
|
res, err := New("title.xhtml").Parse(`{{template "xhtml" .}}`)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
for _, name := range all {
|
|
_, err := res.New(name).Parse(inlined[name])
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
var buf strings.Builder
|
|
res.Execute(&buf, 0)
|
|
if buf.String() != "stylesheet" {
|
|
t.Fatalf("iteration %d: got %q; expected %q", i, buf.String(), "stylesheet")
|
|
}
|
|
}
|
|
}
|