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// Copyright 2018 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 pageparser
import (
"testing"
)
type shortCodeLexerTest struct {
name string
input string
items []Item
}
var (
tstEOF = Item{tEOF, 0, ""}
tstLeftNoMD = Item{tLeftDelimScNoMarkup, 0, "{{<"}
tstRightNoMD = Item{tRightDelimScNoMarkup, 0, ">}}"}
tstLeftMD = Item{tLeftDelimScWithMarkup, 0, "{{%"}
tstRightMD = Item{tRightDelimScWithMarkup, 0, "%}}"}
tstSCClose = Item{tScClose, 0, "/"}
tstSC1 = Item{tScName, 0, "sc1"}
tstSC2 = Item{tScName, 0, "sc2"}
tstSC3 = Item{tScName, 0, "sc3"}
tstSCSlash = Item{tScName, 0, "sc/sub"}
tstParam1 = Item{tScParam, 0, "param1"}
tstParam2 = Item{tScParam, 0, "param2"}
tstVal = Item{tScParamVal, 0, "Hello World"}
)
var shortCodeLexerTests = []shortCodeLexerTest{
{"empty", "", []Item{tstEOF}},
{"spaces", " \t\n", []Item{{tText, 0, " \t\n"}, tstEOF}},
{"text", `to be or not`, []Item{{tText, 0, "to be or not"}, tstEOF}},
{"no markup", `{{< sc1 >}}`, []Item{tstLeftNoMD, tstSC1, tstRightNoMD, tstEOF}},
{"with EOL", "{{< sc1 \n >}}", []Item{tstLeftNoMD, tstSC1, tstRightNoMD, tstEOF}},
{"forward slash inside name", `{{< sc/sub >}}`, []Item{tstLeftNoMD, tstSCSlash, tstRightNoMD, tstEOF}},
{"simple with markup", `{{% sc1 %}}`, []Item{tstLeftMD, tstSC1, tstRightMD, tstEOF}},
{"with spaces", `{{< sc1 >}}`, []Item{tstLeftNoMD, tstSC1, tstRightNoMD, tstEOF}},
{"mismatched rightDelim", `{{< sc1 %}}`, []Item{tstLeftNoMD, tstSC1,
{tError, 0, "unrecognized character in shortcode action: U+0025 '%'. Note: Parameters with non-alphanumeric args must be quoted"}}},
{"inner, markup", `{{% sc1 %}} inner {{% /sc1 %}}`, []Item{
tstLeftMD,
tstSC1,
tstRightMD,
{tText, 0, " inner "},
tstLeftMD,
tstSCClose,
tstSC1,
tstRightMD,
tstEOF,
}},
{"close, but no open", `{{< /sc1 >}}`, []Item{
tstLeftNoMD, {tError, 0, "got closing shortcode, but none is open"}}},
{"close wrong", `{{< sc1 >}}{{< /another >}}`, []Item{
tstLeftNoMD, tstSC1, tstRightNoMD, tstLeftNoMD, tstSCClose,
{tError, 0, "closing tag for shortcode 'another' does not match start tag"}}},
{"close, but no open, more", `{{< sc1 >}}{{< /sc1 >}}{{< /another >}}`, []Item{
tstLeftNoMD, tstSC1, tstRightNoMD, tstLeftNoMD, tstSCClose, tstSC1, tstRightNoMD, tstLeftNoMD, tstSCClose,
{tError, 0, "closing tag for shortcode 'another' does not match start tag"}}},
{"close with extra keyword", `{{< sc1 >}}{{< /sc1 keyword>}}`, []Item{
tstLeftNoMD, tstSC1, tstRightNoMD, tstLeftNoMD, tstSCClose, tstSC1,
{tError, 0, "unclosed shortcode"}}},
{"Youtube id", `{{< sc1 -ziL-Q_456igdO-4 >}}`, []Item{
tstLeftNoMD, tstSC1, {tScParam, 0, "-ziL-Q_456igdO-4"}, tstRightNoMD, tstEOF}},
{"non-alphanumerics param quoted", `{{< sc1 "-ziL-.%QigdO-4" >}}`, []Item{
tstLeftNoMD, tstSC1, {tScParam, 0, "-ziL-.%QigdO-4"}, tstRightNoMD, tstEOF}},
{"two params", `{{< sc1 param1 param2 >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstParam2, tstRightNoMD, tstEOF}},
// issue #934
{"self-closing", `{{< sc1 />}}`, []Item{
tstLeftNoMD, tstSC1, tstSCClose, tstRightNoMD, tstEOF}},
// Issue 2498
{"multiple self-closing", `{{< sc1 />}}{{< sc1 />}}`, []Item{
tstLeftNoMD, tstSC1, tstSCClose, tstRightNoMD,
tstLeftNoMD, tstSC1, tstSCClose, tstRightNoMD, tstEOF}},
{"self-closing with param", `{{< sc1 param1 />}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstSCClose, tstRightNoMD, tstEOF}},
{"multiple self-closing with param", `{{< sc1 param1 />}}{{< sc1 param1 />}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstSCClose, tstRightNoMD,
tstLeftNoMD, tstSC1, tstParam1, tstSCClose, tstRightNoMD, tstEOF}},
{"multiple different self-closing with param", `{{< sc1 param1 />}}{{< sc2 param1 />}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstSCClose, tstRightNoMD,
tstLeftNoMD, tstSC2, tstParam1, tstSCClose, tstRightNoMD, tstEOF}},
{"nested simple", `{{< sc1 >}}{{< sc2 >}}{{< /sc1 >}}`, []Item{
tstLeftNoMD, tstSC1, tstRightNoMD,
tstLeftNoMD, tstSC2, tstRightNoMD,
tstLeftNoMD, tstSCClose, tstSC1, tstRightNoMD, tstEOF}},
{"nested complex", `{{< sc1 >}}ab{{% sc2 param1 %}}cd{{< sc3 >}}ef{{< /sc3 >}}gh{{% /sc2 %}}ij{{< /sc1 >}}kl`, []Item{
tstLeftNoMD, tstSC1, tstRightNoMD,
{tText, 0, "ab"},
tstLeftMD, tstSC2, tstParam1, tstRightMD,
{tText, 0, "cd"},
tstLeftNoMD, tstSC3, tstRightNoMD,
{tText, 0, "ef"},
tstLeftNoMD, tstSCClose, tstSC3, tstRightNoMD,
{tText, 0, "gh"},
tstLeftMD, tstSCClose, tstSC2, tstRightMD,
{tText, 0, "ij"},
tstLeftNoMD, tstSCClose, tstSC1, tstRightNoMD,
{tText, 0, "kl"}, tstEOF,
}},
{"two quoted params", `{{< sc1 "param nr. 1" "param nr. 2" >}}`, []Item{
tstLeftNoMD, tstSC1, {tScParam, 0, "param nr. 1"}, {tScParam, 0, "param nr. 2"}, tstRightNoMD, tstEOF}},
{"two named params", `{{< sc1 param1="Hello World" param2="p2Val">}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstVal, tstParam2, {tScParamVal, 0, "p2Val"}, tstRightNoMD, tstEOF}},
{"escaped quotes", `{{< sc1 param1=\"Hello World\" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstVal, tstRightNoMD, tstEOF}},
{"escaped quotes, positional param", `{{< sc1 \"param1\" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstRightNoMD, tstEOF}},
{"escaped quotes inside escaped quotes", `{{< sc1 param1=\"Hello \"escaped\" World\" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1,
{tScParamVal, 0, `Hello `}, {tError, 0, `got positional parameter 'escaped'. Cannot mix named and positional parameters`}}},
{"escaped quotes inside nonescaped quotes",
`{{< sc1 param1="Hello \"escaped\" World" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, {tScParamVal, 0, `Hello "escaped" World`}, tstRightNoMD, tstEOF}},
{"escaped quotes inside nonescaped quotes in positional param",
`{{< sc1 "Hello \"escaped\" World" >}}`, []Item{
tstLeftNoMD, tstSC1, {tScParam, 0, `Hello "escaped" World`}, tstRightNoMD, tstEOF}},
{"unterminated quote", `{{< sc1 param2="Hello World>}}`, []Item{
tstLeftNoMD, tstSC1, tstParam2, {tError, 0, "unterminated quoted string in shortcode parameter-argument: 'Hello World>}}'"}}},
{"one named param, one not", `{{< sc1 param1="Hello World" p2 >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstVal,
{tError, 0, "got positional parameter 'p2'. Cannot mix named and positional parameters"}}},
{"one named param, one quoted positional param", `{{< sc1 param1="Hello World" "And Universe" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1, tstVal,
{tError, 0, "got quoted positional parameter. Cannot mix named and positional parameters"}}},
{"one quoted positional param, one named param", `{{< sc1 "param1" param2="And Universe" >}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1,
{tError, 0, "got named parameter 'param2'. Cannot mix named and positional parameters"}}},
{"ono positional param, one not", `{{< sc1 param1 param2="Hello World">}}`, []Item{
tstLeftNoMD, tstSC1, tstParam1,
{tError, 0, "got named parameter 'param2'. Cannot mix named and positional parameters"}}},
{"commented out", `{{</* sc1 */>}}`, []Item{
{tText, 0, "{{<"}, {tText, 0, " sc1 "}, {tText, 0, ">}}"}, tstEOF}},
{"commented out, with asterisk inside", `{{</* sc1 "**/*.pdf" */>}}`, []Item{
{tText, 0, "{{<"}, {tText, 0, " sc1 \"**/*.pdf\" "}, {tText, 0, ">}}"}, tstEOF}},
{"commented out, missing close", `{{</* sc1 >}}`, []Item{
{tError, 0, "comment must be closed"}}},
{"commented out, misplaced close", `{{</* sc1 >}}*/`, []Item{
{tError, 0, "comment must be closed"}}},
}
func TestShortcodeLexer(t *testing.T) {
t.Parallel()
for i, test := range shortCodeLexerTests {
items := collect(&test)
if !equal(items, test.items) {
t.Errorf("[%d] %s: got\n\t%v\nexpected\n\t%v", i, test.name, items, test.items)
}
}
}
func BenchmarkShortcodeLexer(b *testing.B) {
b.ResetTimer()
for i := 0; i < b.N; i++ {
for _, test := range shortCodeLexerTests {
items := collect(&test)
if !equal(items, test.items) {
b.Errorf("%s: got\n\t%v\nexpected\n\t%v", test.name, items, test.items)
}
}
}
}
func collect(t *shortCodeLexerTest) (items []Item) {
l := newShortcodeLexer(t.name, t.input, 0)
for {
item := l.nextItem()
items = append(items, item)
if item.typ == tEOF || item.typ == tError {
break
}
}
return
}
// no positional checking, for now ...
func equal(i1, i2 []Item) bool {
if len(i1) != len(i2) {
return false
}
for k := range i1 {
if i1[k].typ != i2[k].typ {
return false
}
if i1[k].Val != i2[k].Val {
return false
}
}
return true
}
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