diff options
Diffstat (limited to 'common/hugio/hasBytesWriter_test.go')
-rw-r--r-- | common/hugio/hasBytesWriter_test.go | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/common/hugio/hasBytesWriter_test.go b/common/hugio/hasBytesWriter_test.go new file mode 100644 index 000000000..b1b8011d5 --- /dev/null +++ b/common/hugio/hasBytesWriter_test.go @@ -0,0 +1,64 @@ +// Copyright 2022 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 hugio + +import ( + "bytes" + "fmt" + "io" + "math/rand" + "strings" + "testing" + "time" + + qt "github.com/frankban/quicktest" +) + +func TestHasBytesWriter(t *testing.T) { + r := rand.New(rand.NewSource(time.Now().UnixNano())) + + c := qt.New((t)) + + neww := func() (*HasBytesWriter, io.Writer) { + var b bytes.Buffer + + h := &HasBytesWriter{ + Pattern: []byte("__foo"), + } + return h, io.MultiWriter(&b, h) + } + + rndStr := func() string { + return strings.Repeat("ab cfo", r.Intn(33)) + } + + for i := 0; i < 22; i++ { + h, w := neww() + fmt.Fprintf(w, rndStr()+"abc __foobar"+rndStr()) + c.Assert(h.Match, qt.Equals, true) + + h, w = neww() + fmt.Fprintf(w, rndStr()+"abc __f") + fmt.Fprintf(w, "oo bar"+rndStr()) + c.Assert(h.Match, qt.Equals, true) + + h, w = neww() + fmt.Fprintf(w, rndStr()+"abc __moo bar") + c.Assert(h.Match, qt.Equals, false) + } + + h, w := neww() + fmt.Fprintf(w, "__foo") + c.Assert(h.Match, qt.Equals, true) +} |