mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-03 20:00:28 -05:00
166 lines
4.6 KiB
Go
166 lines
4.6 KiB
Go
// Copyright 2016 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.
|
|
|
|
// +build go1.13
|
|
|
|
package template_test
|
|
|
|
import (
|
|
"bytes"
|
|
"strings"
|
|
"testing"
|
|
|
|
. "github.com/gohugoio/hugo/tpl/internal/go_templates/htmltemplate"
|
|
)
|
|
|
|
func TestTemplateClone(t *testing.T) {
|
|
// https://golang.org/issue/12996
|
|
orig := New("name")
|
|
clone, err := orig.Clone()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(clone.Templates()) != len(orig.Templates()) {
|
|
t.Fatalf("Invalid length of t.Clone().Templates()")
|
|
}
|
|
|
|
const want = "stuff"
|
|
parsed := Must(clone.Parse(want))
|
|
var buf bytes.Buffer
|
|
err = parsed.Execute(&buf, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if got := buf.String(); got != want {
|
|
t.Fatalf("got %q; want %q", got, want)
|
|
}
|
|
}
|
|
|
|
func TestRedefineNonEmptyAfterExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `foo`)
|
|
c.mustExecute(c.root, nil, "foo")
|
|
c.mustNotParse(c.root, `bar`)
|
|
}
|
|
|
|
func TestRedefineEmptyAfterExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, ``)
|
|
c.mustExecute(c.root, nil, "")
|
|
c.mustNotParse(c.root, `foo`)
|
|
c.mustExecute(c.root, nil, "")
|
|
}
|
|
|
|
func TestRedefineAfterNonExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `{{if .}}<{{template "X"}}>{{end}}{{define "X"}}foo{{end}}`)
|
|
c.mustExecute(c.root, 0, "")
|
|
c.mustNotParse(c.root, `{{define "X"}}bar{{end}}`)
|
|
c.mustExecute(c.root, 1, "<foo>")
|
|
}
|
|
|
|
func TestRedefineAfterNamedExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `<{{template "X" .}}>{{define "X"}}foo{{end}}`)
|
|
c.mustExecute(c.root, nil, "<foo>")
|
|
c.mustNotParse(c.root, `{{define "X"}}bar{{end}}`)
|
|
c.mustExecute(c.root, nil, "<foo>")
|
|
}
|
|
|
|
func TestRedefineNestedByNameAfterExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `{{define "X"}}foo{{end}}`)
|
|
c.mustExecute(c.lookup("X"), nil, "foo")
|
|
c.mustNotParse(c.root, `{{define "X"}}bar{{end}}`)
|
|
c.mustExecute(c.lookup("X"), nil, "foo")
|
|
}
|
|
|
|
func TestRedefineNestedByTemplateAfterExecution(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `{{define "X"}}foo{{end}}`)
|
|
c.mustExecute(c.lookup("X"), nil, "foo")
|
|
c.mustNotParse(c.lookup("X"), `bar`)
|
|
c.mustExecute(c.lookup("X"), nil, "foo")
|
|
}
|
|
|
|
func TestRedefineSafety(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `<html><a href="{{template "X"}}">{{define "X"}}{{end}}`)
|
|
c.mustExecute(c.root, nil, `<html><a href="">`)
|
|
// Note: Every version of Go prior to Go 1.8 accepted the redefinition of "X"
|
|
// on the next line, but luckily kept it from being used in the outer template.
|
|
// Now we reject it, which makes clearer that we're not going to use it.
|
|
c.mustNotParse(c.root, `{{define "X"}}" bar="baz{{end}}`)
|
|
c.mustExecute(c.root, nil, `<html><a href="">`)
|
|
}
|
|
|
|
func TestRedefineTopUse(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `{{template "X"}}{{.}}{{define "X"}}{{end}}`)
|
|
c.mustExecute(c.root, 42, `42`)
|
|
c.mustNotParse(c.root, `{{define "X"}}<script>{{end}}`)
|
|
c.mustExecute(c.root, 42, `42`)
|
|
}
|
|
|
|
func TestRedefineOtherParsers(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, ``)
|
|
c.mustExecute(c.root, nil, ``)
|
|
if _, err := c.root.ParseFiles("no.template"); err == nil || !strings.Contains(err.Error(), "Execute") {
|
|
t.Errorf("ParseFiles: %v\nwanted error about already having Executed", err)
|
|
}
|
|
if _, err := c.root.ParseGlob("*.no.template"); err == nil || !strings.Contains(err.Error(), "Execute") {
|
|
t.Errorf("ParseGlob: %v\nwanted error about already having Executed", err)
|
|
}
|
|
if _, err := c.root.AddParseTree("t1", c.root.Tree); err == nil || !strings.Contains(err.Error(), "Execute") {
|
|
t.Errorf("AddParseTree: %v\nwanted error about already having Executed", err)
|
|
}
|
|
}
|
|
|
|
func TestNumbers(t *testing.T) {
|
|
c := newTestCase(t)
|
|
c.mustParse(c.root, `{{print 1_2.3_4}} {{print 0x0_1.e_0p+02}}`)
|
|
c.mustExecute(c.root, nil, "12.34 7.5")
|
|
}
|
|
|
|
type testCase struct {
|
|
t *testing.T
|
|
root *Template
|
|
}
|
|
|
|
func newTestCase(t *testing.T) *testCase {
|
|
return &testCase{
|
|
t: t,
|
|
root: New("root"),
|
|
}
|
|
}
|
|
|
|
func (c *testCase) lookup(name string) *Template {
|
|
return c.root.Lookup(name)
|
|
}
|
|
|
|
func (c *testCase) mustParse(t *Template, text string) {
|
|
_, err := t.Parse(text)
|
|
if err != nil {
|
|
c.t.Fatalf("parse: %v", err)
|
|
}
|
|
}
|
|
|
|
func (c *testCase) mustNotParse(t *Template, text string) {
|
|
_, err := t.Parse(text)
|
|
if err == nil {
|
|
c.t.Fatalf("parse: unexpected success")
|
|
}
|
|
}
|
|
|
|
func (c *testCase) mustExecute(t *Template, val interface{}, want string) {
|
|
var buf bytes.Buffer
|
|
err := t.Execute(&buf, val)
|
|
if err != nil {
|
|
c.t.Fatalf("execute: %v", err)
|
|
}
|
|
if buf.String() != want {
|
|
c.t.Fatalf("template output:\n%s\nwant:\n%s", buf.String(), want)
|
|
}
|
|
}
|