mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-07 20:30:36 -05:00
de7c32a1a8
This commit moves almost all of the template functions into separate packages under tpl/ and adds a namespace framework. All changes should be backward compatible for end users, as all existing function names in the template funcMap are left intact. Seq and DoArithmatic have been moved out of the helpers package and into template namespaces. Most of the tests involved have been refactored, and many new tests have been written. There's still work to do, but this is a big improvement. I got a little overzealous and added some new functions along the way: - strings.Contains - strings.ContainsAny - strings.HasSuffix - strings.TrimPrefix - strings.TrimSuffix Documentation is forthcoming. Fixes #3042
639 lines
14 KiB
Go
639 lines
14 KiB
Go
// Copyright 2017 The Hugo Authors. All rights reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package strings
|
|
|
|
import (
|
|
"fmt"
|
|
"html/template"
|
|
"testing"
|
|
|
|
"github.com/spf13/hugo/deps"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
var ns = New(&deps.Deps{})
|
|
|
|
type tstNoStringer struct{}
|
|
|
|
func TestNamespace(t *testing.T) {
|
|
t.Parallel()
|
|
assert.Equal(t, ns, ns.Namespace(), "object pointers should match")
|
|
}
|
|
|
|
func TestChomp(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"\n a\n", template.HTML("\n a")},
|
|
{"\n a\n\n", template.HTML("\n a")},
|
|
{"\n a\r\n", template.HTML("\n a")},
|
|
{"\n a\n\r\n", template.HTML("\n a")},
|
|
{"\n a\r\r", template.HTML("\n a")},
|
|
{"\n a\r", template.HTML("\n a")},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Chomp(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestContains(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
substr interface{}
|
|
expect bool
|
|
isErr bool
|
|
}{
|
|
{"", "", true, false},
|
|
{"123", "23", true, false},
|
|
{"123", "234", false, false},
|
|
{"123", "", true, false},
|
|
{"", "a", false, false},
|
|
{123, "23", true, false},
|
|
{123, "234", false, false},
|
|
{123, "", true, false},
|
|
{template.HTML("123"), []byte("23"), true, false},
|
|
{template.HTML("123"), []byte("234"), false, false},
|
|
{template.HTML("123"), []byte(""), true, false},
|
|
// errors
|
|
{"", tstNoStringer{}, false, true},
|
|
{tstNoStringer{}, "", false, true},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Contains(test.s, test.substr)
|
|
|
|
if test.isErr {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestContainsAny(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
substr interface{}
|
|
expect bool
|
|
isErr bool
|
|
}{
|
|
{"", "", false, false},
|
|
{"", "1", false, false},
|
|
{"", "123", false, false},
|
|
{"1", "", false, false},
|
|
{"1", "1", true, false},
|
|
{"111", "1", true, false},
|
|
{"123", "789", false, false},
|
|
{"123", "729", true, false},
|
|
{"a☺b☻c☹d", "uvw☻xyz", true, false},
|
|
{1, "", false, false},
|
|
{1, "1", true, false},
|
|
{111, "1", true, false},
|
|
{123, "789", false, false},
|
|
{123, "729", true, false},
|
|
{[]byte("123"), template.HTML("789"), false, false},
|
|
{[]byte("123"), template.HTML("729"), true, false},
|
|
{[]byte("a☺b☻c☹d"), template.HTML("uvw☻xyz"), true, false},
|
|
// errors
|
|
{"", tstNoStringer{}, false, true},
|
|
{tstNoStringer{}, "", false, true},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.ContainsAny(test.s, test.substr)
|
|
|
|
if test.isErr {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestCountRunes(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"foo bar", 6},
|
|
{"旁边", 2},
|
|
{`<div class="test">旁边</div>`, 2},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test.s)
|
|
|
|
result, err := ns.CountRunes(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestCountWords(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"Do Be Do Be Do", 5},
|
|
{"旁边", 2},
|
|
{`<div class="test">旁边</div>`, 2},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test.s)
|
|
|
|
result, err := ns.CountWords(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestHasPrefix(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
prefix interface{}
|
|
expect interface{}
|
|
isErr bool
|
|
}{
|
|
{"abcd", "ab", true, false},
|
|
{"abcd", "cd", false, false},
|
|
{template.HTML("abcd"), "ab", true, false},
|
|
{template.HTML("abcd"), "cd", false, false},
|
|
{template.HTML("1234"), 12, true, false},
|
|
{template.HTML("1234"), 34, false, false},
|
|
{[]byte("abcd"), "ab", true, false},
|
|
// errors
|
|
{"", tstNoStringer{}, false, true},
|
|
{tstNoStringer{}, "", false, true},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.HasPrefix(test.s, test.prefix)
|
|
|
|
if test.isErr {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestHasSuffix(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
suffix interface{}
|
|
expect interface{}
|
|
isErr bool
|
|
}{
|
|
{"abcd", "cd", true, false},
|
|
{"abcd", "ab", false, false},
|
|
{template.HTML("abcd"), "cd", true, false},
|
|
{template.HTML("abcd"), "ab", false, false},
|
|
{template.HTML("1234"), 34, true, false},
|
|
{template.HTML("1234"), 12, false, false},
|
|
{[]byte("abcd"), "cd", true, false},
|
|
// errors
|
|
{"", tstNoStringer{}, false, true},
|
|
{tstNoStringer{}, "", false, true},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.HasSuffix(test.s, test.suffix)
|
|
|
|
if test.isErr {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestReplace(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
old interface{}
|
|
new interface{}
|
|
expect interface{}
|
|
}{
|
|
{"aab", "a", "b", "bbb"},
|
|
{"11a11", 1, 2, "22a22"},
|
|
{12345, 1, 2, "22345"},
|
|
// errors
|
|
{tstNoStringer{}, "a", "b", false},
|
|
{"a", tstNoStringer{}, "b", false},
|
|
{"a", "b", tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Replace(test.s, test.old, test.new)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestSliceString(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
var err error
|
|
for i, test := range []struct {
|
|
v1 interface{}
|
|
v2 interface{}
|
|
v3 interface{}
|
|
expect interface{}
|
|
}{
|
|
{"abc", 1, 2, "b"},
|
|
{"abc", 1, 3, "bc"},
|
|
{"abcdef", 1, int8(3), "bc"},
|
|
{"abcdef", 1, int16(3), "bc"},
|
|
{"abcdef", 1, int32(3), "bc"},
|
|
{"abcdef", 1, int64(3), "bc"},
|
|
{"abc", 0, 1, "a"},
|
|
{"abcdef", nil, nil, "abcdef"},
|
|
{"abcdef", 0, 6, "abcdef"},
|
|
{"abcdef", 0, 2, "ab"},
|
|
{"abcdef", 2, nil, "cdef"},
|
|
{"abcdef", int8(2), nil, "cdef"},
|
|
{"abcdef", int16(2), nil, "cdef"},
|
|
{"abcdef", int32(2), nil, "cdef"},
|
|
{"abcdef", int64(2), nil, "cdef"},
|
|
{123, 1, 3, "23"},
|
|
{"abcdef", 6, nil, false},
|
|
{"abcdef", 4, 7, false},
|
|
{"abcdef", -1, nil, false},
|
|
{"abcdef", -1, 7, false},
|
|
{"abcdef", 1, -1, false},
|
|
{tstNoStringer{}, 0, 1, false},
|
|
{"ĀĀĀ", 0, 1, "Ā"}, // issue #1333
|
|
{"a", t, nil, false},
|
|
{"a", 1, t, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
var result string
|
|
if test.v2 == nil {
|
|
result, err = ns.SliceString(test.v1)
|
|
} else if test.v3 == nil {
|
|
result, err = ns.SliceString(test.v1, test.v2)
|
|
} else {
|
|
result, err = ns.SliceString(test.v1, test.v2, test.v3)
|
|
}
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
|
|
// Too many arguments
|
|
_, err = ns.SliceString("a", 1, 2, 3)
|
|
if err == nil {
|
|
t.Errorf("Should have errored")
|
|
}
|
|
}
|
|
|
|
func TestSplit(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
v1 interface{}
|
|
v2 string
|
|
expect interface{}
|
|
}{
|
|
{"a, b", ", ", []string{"a", "b"}},
|
|
{"a & b & c", " & ", []string{"a", "b", "c"}},
|
|
{"http://example.com", "http://", []string{"", "example.com"}},
|
|
{123, "2", []string{"1", "3"}},
|
|
{tstNoStringer{}, ",", false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Split(test.v1, test.v2)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestSubstr(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
var err error
|
|
var n int
|
|
for i, test := range []struct {
|
|
v1 interface{}
|
|
v2 interface{}
|
|
v3 interface{}
|
|
expect interface{}
|
|
}{
|
|
{"abc", 1, 2, "bc"},
|
|
{"abc", 0, 1, "a"},
|
|
{"abcdef", -1, 2, "ef"},
|
|
{"abcdef", -3, 3, "bcd"},
|
|
{"abcdef", 0, -1, "abcde"},
|
|
{"abcdef", 2, -1, "cde"},
|
|
{"abcdef", 4, -4, false},
|
|
{"abcdef", 7, 1, false},
|
|
{"abcdef", 1, 100, "bcdef"},
|
|
{"abcdef", -100, 3, "abc"},
|
|
{"abcdef", -3, -1, "de"},
|
|
{"abcdef", 2, nil, "cdef"},
|
|
{"abcdef", int8(2), nil, "cdef"},
|
|
{"abcdef", int16(2), nil, "cdef"},
|
|
{"abcdef", int32(2), nil, "cdef"},
|
|
{"abcdef", int64(2), nil, "cdef"},
|
|
{"abcdef", 2, int8(3), "cde"},
|
|
{"abcdef", 2, int16(3), "cde"},
|
|
{"abcdef", 2, int32(3), "cde"},
|
|
{"abcdef", 2, int64(3), "cde"},
|
|
{123, 1, 3, "23"},
|
|
{1.2e3, 0, 4, "1200"},
|
|
{tstNoStringer{}, 0, 1, false},
|
|
{"abcdef", 2.0, nil, "cdef"},
|
|
{"abcdef", 2.0, 2, "cd"},
|
|
{"abcdef", 2, 2.0, "cd"},
|
|
{"ĀĀĀ", 1, 2, "ĀĀ"}, // # issue 1333
|
|
{"abcdef", "doo", nil, false},
|
|
{"abcdef", "doo", "doo", false},
|
|
{"abcdef", 1, "doo", false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
var result string
|
|
n = i
|
|
|
|
if test.v3 == nil {
|
|
result, err = ns.Substr(test.v1, test.v2)
|
|
} else {
|
|
result, err = ns.Substr(test.v1, test.v2, test.v3)
|
|
}
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
|
|
n++
|
|
_, err = ns.Substr("abcdef")
|
|
if err == nil {
|
|
t.Errorf("[%d] Substr didn't return an expected error", n)
|
|
}
|
|
|
|
n++
|
|
_, err = ns.Substr("abcdef", 1, 2, 3)
|
|
if err == nil {
|
|
t.Errorf("[%d] Substr didn't return an expected error", n)
|
|
}
|
|
}
|
|
|
|
func TestTitle(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"test", "Test"},
|
|
{template.HTML("hypertext"), "Hypertext"},
|
|
{[]byte("bytes"), "Bytes"},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Title(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestToLower(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"TEST", "test"},
|
|
{template.HTML("LoWeR"), "lower"},
|
|
{[]byte("BYTES"), "bytes"},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.ToLower(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestToUpper(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
expect interface{}
|
|
}{
|
|
{"test", "TEST"},
|
|
{template.HTML("UpPeR"), "UPPER"},
|
|
{[]byte("bytes"), "BYTES"},
|
|
// errors
|
|
{tstNoStringer{}, false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.ToUpper(test.s)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestTrim(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
cutset interface{}
|
|
expect interface{}
|
|
}{
|
|
{"abba", "a", "bb"},
|
|
{"abba", "ab", ""},
|
|
{"<tag>", "<>", "tag"},
|
|
{`"quote"`, `"`, "quote"},
|
|
{1221, "1", "22"},
|
|
{1221, "12", ""},
|
|
{template.HTML("<tag>"), "<>", "tag"},
|
|
{[]byte("<tag>"), "<>", "tag"},
|
|
// errors
|
|
{"", tstNoStringer{}, false},
|
|
{tstNoStringer{}, "", false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.Trim(test.s, test.cutset)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestTrimPrefix(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
prefix interface{}
|
|
expect interface{}
|
|
}{
|
|
{"aabbaa", "a", "abbaa"},
|
|
{"aabb", "b", "aabb"},
|
|
{1234, "12", "34"},
|
|
{1234, "34", "1234"},
|
|
// errors
|
|
{"", tstNoStringer{}, false},
|
|
{tstNoStringer{}, "", false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.TrimPrefix(test.s, test.prefix)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|
|
|
|
func TestTrimSuffix(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
for i, test := range []struct {
|
|
s interface{}
|
|
suffix interface{}
|
|
expect interface{}
|
|
}{
|
|
{"aabbaa", "a", "aabba"},
|
|
{"aabb", "b", "aab"},
|
|
{1234, "12", "1234"},
|
|
{1234, "34", "12"},
|
|
// errors
|
|
{"", tstNoStringer{}, false},
|
|
{tstNoStringer{}, "", false},
|
|
} {
|
|
errMsg := fmt.Sprintf("[%d] %v", i, test)
|
|
|
|
result, err := ns.TrimSuffix(test.s, test.suffix)
|
|
|
|
if b, ok := test.expect.(bool); ok && !b {
|
|
require.Error(t, err, errMsg)
|
|
continue
|
|
}
|
|
|
|
require.NoError(t, err, errMsg)
|
|
assert.Equal(t, test.expect, result, errMsg)
|
|
}
|
|
}
|