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// Copyright (c) 2014 Couchbase, Inc.
//
// 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 regexp
import (
"reflect"
"regexp"
"testing"
)
func TestRegexpCharFilter(t *testing.T) {
htmlTagPattern := `</?[!\w]+((\s+\w+(\s*=\s*(?:".*?"|'.*?'|[^'">\s]+))?)+\s*|\s*)/?>`
htmlRegex := regexp.MustCompile(htmlTagPattern)
tests := []struct {
input []byte
output []byte
}{
{
input: []byte(`<html>test</html>`),
output: []byte(` test `),
},
}
for _, test := range tests {
filter := New(htmlRegex, []byte{' '})
output := filter.Filter(test.input)
if !reflect.DeepEqual(output, test.output) {
t.Errorf("Expected:\n`%s`\ngot:\n`%s`\nfor:\n`%s`\n", string(test.output), string(output), string(test.input))
}
}
}
func TestZeroWidthNonJoinerCharFilter(t *testing.T) {
zeroWidthNonJoinerPattern := `\x{200C}`
zeroWidthNonJoinerRegex := regexp.MustCompile(zeroWidthNonJoinerPattern)
tests := []struct {
input []byte
output []byte
}{
{
input: []byte("water\u200Cunder\u200Cthe\u200Cbridge"),
output: []byte("water under the bridge"),
},
}
for _, test := range tests {
filter := New(zeroWidthNonJoinerRegex, []byte{' '})
output := filter.Filter(test.input)
if !reflect.DeepEqual(output, test.output) {
t.Errorf("Expected:\n`%s`\ngot:\n`%s`\nfor:\n`%s`\n", string(test.output), string(output), string(test.input))
}
}
}
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