github.com/u-root/u-root@v7.0.1-0.20200915234505-ad7babab0a8e+incompatible/pkg/boot/zimage/zimage_test.go (about)

     1  // Copyright 2019 the u-root Authors. All rights reserved
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package zimage
     6  
     7  import (
     8  	"os"
     9  	"reflect"
    10  	"testing"
    11  )
    12  
    13  var testData = &ZImage{
    14  	Header: Header{
    15  		Magic:      0x16f2818,
    16  		Start:      0x0,
    17  		End:        0xd5638,
    18  		Endianess:  0x4030201,
    19  		TableMagic: 0x45454545,
    20  		TableAddr:  0x25bc,
    21  	},
    22  	Table: []TableEntry{
    23  		{
    24  			Tag:  0x5a534c4b,
    25  			Data: []uint32{0xd55f5, 0x2b83c},
    26  		},
    27  	},
    28  }
    29  
    30  func TestParse(t *testing.T) {
    31  	f, err := os.Open("testdata/zImage")
    32  	if err != nil {
    33  		t.Fatal(err)
    34  	}
    35  	defer f.Close()
    36  
    37  	z, err := Parse(f)
    38  	if err != nil {
    39  		t.Fatal(err)
    40  	}
    41  
    42  	if !reflect.DeepEqual(z, testData) {
    43  		t.Errorf(`Parse("testdata/zImage") = %#v; want %#v`, z, testData)
    44  	}
    45  }
    46  
    47  func TestKernelSizes(t *testing.T) {
    48  	piggySizeAddr, kernelBSSSize, err := testData.GetKernelSizes()
    49  	if err != nil {
    50  		t.Fatal(err)
    51  	}
    52  	if piggySizeAddr != 0xd55f5 {
    53  		t.Errorf("want piggySizeAddr=0xd55f5, got piggySizeAddr=%#x", piggySizeAddr)
    54  	}
    55  	if kernelBSSSize != 0x2b83c {
    56  		t.Errorf("want kernelBSSSize=0x2b83c, got kernelBSSSize=%#x", kernelBSSSize)
    57  	}
    58  }