github.com/tickoalcantara12/micro/v3@v3.0.0-20221007104245-9d75b9bcbab9/service/debug/log/memory/memory_test.go (about)

     1  // Licensed under the Apache License, Version 2.0 (the "License");
     2  // you may not use this file except in compliance with the License.
     3  // You may obtain a copy of the License at
     4  //
     5  //     https://www.apache.org/licenses/LICENSE-2.0
     6  //
     7  // Unless required by applicable law or agreed to in writing, software
     8  // distributed under the License is distributed on an "AS IS" BASIS,
     9  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    10  // See the License for the specific language governing permissions and
    11  // limitations under the License.
    12  //
    13  // Original source: github.com/micro/go-micro/v3/debug/log/memory/memory_test.go
    14  
    15  package memory
    16  
    17  import (
    18  	"reflect"
    19  	"testing"
    20  
    21  	"github.com/tickoalcantara12/micro/v3/service/debug/log"
    22  )
    23  
    24  func TestLogger(t *testing.T) {
    25  	// set size to some value
    26  	size := 100
    27  	// override the global logger
    28  	lg := NewLog(log.Size(size))
    29  	// make sure we have the right size of the logger ring buffer
    30  	if lg.(*memoryLog).Size() != size {
    31  		t.Errorf("expected buffer size: %d, got: %d", size, lg.(*memoryLog).Size())
    32  	}
    33  
    34  	// Log some cruft
    35  	lg.Write(log.Record{Message: "foobar"})
    36  	lg.Write(log.Record{Message: "foo bar"})
    37  
    38  	// Check if the logs are stored in the logger ring buffer
    39  	expected := []string{"foobar", "foo bar"}
    40  	entries, _ := lg.Read(log.Count(len(expected)))
    41  	for i, entry := range entries {
    42  		if !reflect.DeepEqual(entry.Message, expected[i]) {
    43  			t.Errorf("expected %s, got %s", expected[i], entry.Message)
    44  		}
    45  	}
    46  }