oldnew_test.go

Documentation: github.com/gogo/protobuf/test/unrecognized

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    28  
    29  package unrecognized
    30  
    31  import (
    32  	"github.com/gogo/protobuf/proto"
    33  	math_rand "math/rand"
    34  	"testing"
    35  	time "time"
    36  )
    37  
    38  func TestNewOld(t *testing.T) {
    39  	popr := math_rand.New(math_rand.NewSource(time.Now().UnixNano()))
    40  	newer := NewPopulatedA(popr, true)
    41  	data1, err := proto.Marshal(newer)
    42  	if err != nil {
    43  		panic(err)
    44  	}
    45  	older := &OldA{}
    46  	if err = proto.Unmarshal(data1, older); err != nil {
    47  		panic(err)
    48  	}
    49  	data2, err := proto.Marshal(older)
    50  	if err != nil {
    51  		panic(err)
    52  	}
    53  	bluer := &A{}
    54  	if err := proto.Unmarshal(data2, bluer); err != nil {
    55  		panic(err)
    56  	}
    57  	if err := newer.VerboseEqual(bluer); err != nil {
    58  		t.Fatalf("%#v !VerboseProto %#v, since %v", newer, bluer, err)
    59  	}
    60  }
    61  
    62  func TestOldNew(t *testing.T) {
    63  	popr := math_rand.New(math_rand.NewSource(time.Now().UnixNano()))
    64  	older := NewPopulatedOldA(popr, true)
    65  	data1, err := proto.Marshal(older)
    66  	if err != nil {
    67  		panic(err)
    68  	}
    69  	newer := &A{}
    70  	if err = proto.Unmarshal(data1, newer); err != nil {
    71  		panic(err)
    72  	}
    73  	data2, err := proto.Marshal(newer)
    74  	if err != nil {
    75  		panic(err)
    76  	}
    77  	bluer := &OldA{}
    78  	if err := proto.Unmarshal(data2, bluer); err != nil {
    79  		panic(err)
    80  	}
    81  	if err := older.VerboseEqual(bluer); err != nil {
    82  		t.Fatalf("%#v !VerboseProto %#v, since %v", older, bluer, err)
    83  	}
    84  }
    85  
    86  func TestOldNewOldNew(t *testing.T) {
    87  	popr := math_rand.New(math_rand.NewSource(time.Now().UnixNano()))
    88  	older := NewPopulatedOldA(popr, true)
    89  	data1, err := proto.Marshal(older)
    90  	if err != nil {
    91  		panic(err)
    92  	}
    93  	newer := &A{}
    94  	if err = proto.Unmarshal(data1, newer); err != nil {
    95  		panic(err)
    96  	}
    97  	data2, err := proto.Marshal(newer)
    98  	if err != nil {
    99  		panic(err)
   100  	}
   101  	bluer := &OldA{}
   102  	if err = proto.Unmarshal(data2, bluer); err != nil {
   103  		panic(err)
   104  	}
   105  	if err = older.VerboseEqual(bluer); err != nil {
   106  		t.Fatalf("%#v !VerboseProto %#v, since %v", older, bluer, err)
   107  	}
   108  
   109  	data3, err := proto.Marshal(bluer)
   110  	if err != nil {
   111  		panic(err)
   112  	}
   113  	purple := &A{}
   114  	if err = proto.Unmarshal(data3, purple); err != nil {
   115  		panic(err)
   116  	}
   117  	data4, err := proto.Marshal(purple)
   118  	if err != nil {
   119  		panic(err)
   120  	}
   121  	magenta := &OldA{}
   122  	if err := proto.Unmarshal(data4, magenta); err != nil {
   123  		panic(err)
   124  	}
   125  	if err := older.VerboseEqual(magenta); err != nil {
   126  		t.Fatalf("%#v !VerboseProto %#v, since %v", older, magenta, err)
   127  	}
   128  }
   129  
   130  func TestOldUToU(t *testing.T) {
   131  	popr := math_rand.New(math_rand.NewSource(time.Now().UnixNano()))
   132  	older := NewPopulatedOldU(popr, true)
   133  	// need optional field to be always initialized, to check it's lost in this test
   134  	older.Field1 = proto.String(randStringUnrecognized(popr))
   135  	data1, err := proto.Marshal(older)
   136  	if err != nil {
   137  		panic(err)
   138  	}
   139  
   140  	newer := &U{}
   141  	if err = proto.Unmarshal(data1, newer); err != nil {
   142  		panic(err)
   143  	}
   144  	data2, err := proto.Marshal(newer)
   145  	if err != nil {
   146  		panic(err)
   147  	}
   148  
   149  	older2 := &OldU{}
   150  	if err := proto.Unmarshal(data2, older2); err != nil {
   151  		panic(err)
   152  	}
   153  
   154  	// check that Field1 is lost
   155  	if older2.Field1 != nil {
   156  		t.Fatalf("field must be lost, but it's not, older: %#v, older2: %#v", older, older2)
   157  	}
   158  
   159  	// now restore Field1 and messages should be equal now
   160  	older2.Field1 = older.Field1
   161  	if err := older.VerboseEqual(older2); err != nil {
   162  		t.Fatalf("%#v !VerboseProto %#v, since %v", older, older2, err)
   163  	}
   164  }
   165  
   166  func TestOldUnoM(t *testing.T) {
   167  	popr := math_rand.New(math_rand.NewSource(time.Now().UnixNano()))
   168  	older := NewPopulatedOldUnoM(popr, true)
   169  	// need optional field to be always initialized, to check it's lost in this test
   170  	older.Field1 = proto.String(randStringUnrecognized(popr))
   171  	data1, err := proto.Marshal(older)
   172  	if err != nil {
   173  		panic(err)
   174  	}
   175  
   176  	newer := &UnoM{}
   177  	if err = proto.Unmarshal(data1, newer); err != nil {
   178  		panic(err)
   179  	}
   180  	data2, err := proto.Marshal(newer)
   181  	if err != nil {
   182  		panic(err)
   183  	}
   184  
   185  	older2 := &OldUnoM{}
   186  	if err := proto.Unmarshal(data2, older2); err != nil {
   187  		panic(err)
   188  	}
   189  
   190  	// check that Field1 is lost
   191  	if older2.Field1 != nil {
   192  		t.Fatalf("field must be lost, but it's not, older: %#v, older2: %#v", older, older2)
   193  	}
   194  
   195  	// now restore Field1 and messages should be equal now
   196  	older2.Field1 = older.Field1
   197  	if err := older.VerboseEqual(older2); err != nil {
   198  		t.Fatalf("%#v !VerboseProto %#v, since %v", older, older2, err)
   199  	}
   200  }
   201
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