go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/common/data/text/units/units_test.go (about)

     1  // Copyright 2015 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package units
    16  
    17  import (
    18  	"testing"
    19  
    20  	. "github.com/smartystreets/goconvey/convey"
    21  )
    22  
    23  func TestSizeToString(t *testing.T) {
    24  	t.Parallel()
    25  	Convey(`A size unit should convert to a valid string representation.`, t, func() {
    26  		data := []struct {
    27  			in       int64
    28  			expected string
    29  		}{
    30  			{0, "0B"},
    31  			{1, "1B"},
    32  			{1000, "1000B"},
    33  			{1023, "1023B"},
    34  			{1024, "1.00KiB"},
    35  			{1029, "1.00KiB"},
    36  			{1030, "1.01KiB"},
    37  			{10234, "9.99KiB"},
    38  			{10239, "10.00KiB"},
    39  			{10240, "10.0KiB"},
    40  			{1048575, "1024.0KiB"},
    41  			{1048576, "1.00MiB"},
    42  		}
    43  		for _, line := range data {
    44  			So(SizeToString(line.in), ShouldResemble, line.expected)
    45  		}
    46  	})
    47  }