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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package parser // import "miniflux.app/v2/internal/reader/parser"
import (
"strings"
"testing"
)
func TestDetectRDF(t *testing.T) {
data := `<?xml version="1.0"?><rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://my.netscape.com/rdf/simple/0.9/"></rdf:RDF>`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatRDF {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatRDF)
}
}
func TestDetectRSS(t *testing.T) {
data := `<?xml version="1.0"?><rss version="2.0"><channel></channel></rss>`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatRSS {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatRSS)
}
}
func TestDetectAtom10(t *testing.T) {
data := `<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom"></feed>`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatAtom {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatAtom)
}
}
func TestDetectAtom03(t *testing.T) {
data := `<?xml version="1.0" encoding="utf-8"?><feed version="0.3" xmlns="http://purl.org/atom/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/" xml:lang="en"></feed>`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatAtom {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatAtom)
}
}
func TestDetectAtomWithISOCharset(t *testing.T) {
data := `<?xml version="1.0" encoding="ISO-8859-15"?><feed xmlns="http://www.w3.org/2005/Atom"></feed>`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatAtom {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatAtom)
}
}
func TestDetectJSON(t *testing.T) {
data := `
{
"version" : "https://jsonfeed.org/version/1",
"title" : "Example"
}
`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatJSON {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatJSON)
}
}
func TestDetectUnknown(t *testing.T) {
data := `
<!DOCTYPE html> <html> </html>
`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatUnknown {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatUnknown)
}
}
func TestDetectJSONWithLargeLeadingWhitespace(t *testing.T) {
leadingWhitespace := strings.Repeat(" ", 10000)
data := leadingWhitespace + `{
"version" : "https://jsonfeed.org/version/1",
"title" : "Example with lots of leading whitespace"
}`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatJSON {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatJSON)
}
}
func TestDetectJSONWithMixedWhitespace(t *testing.T) {
leadingWhitespace := strings.Repeat("\n\t ", 10000)
data := leadingWhitespace + `{
"version" : "https://jsonfeed.org/version/1",
"title" : "Example with mixed whitespace"
}`
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatJSON {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatJSON)
}
}
func TestDetectOnlyWhitespace(t *testing.T) {
data := strings.Repeat(" \t\n\r", 10000)
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatUnknown {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatUnknown)
}
}
func TestDetectJSONSmallerThanBuffer(t *testing.T) {
data := `{"version":"1"}` // This is only 15 bytes, well below the 32-byte buffer
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatJSON {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatJSON)
}
}
func TestDetectJSONWithWhitespaceSmallerThanBuffer(t *testing.T) {
data := ` {"title":"test"} `
format, _ := DetectFeedFormat(strings.NewReader(data))
if format != FormatJSON {
t.Errorf(`Wrong format detected: %q instead of %q`, format, FormatJSON)
}
}
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