github.com/gogo/protobuf@v1.3.2/test/mapdefaults/combos/both/map_test.go (about)

     1  // Protocol Buffers for Go with Gadgets
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    27  // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    28  
    29  package mapdefaults
    30  
    31  import (
    32  	"testing"
    33  
    34  	"github.com/gogo/protobuf/proto"
    35  )
    36  
    37  func TestUnmarshalImplicitDefaultKeyValue1(t *testing.T) {
    38  	fm := &FakeMap{
    39  		Entries: []*FakeMapEntry{
    40  			{
    41  				Key:   "foo",
    42  				Value: "",
    43  			},
    44  			{
    45  				Key:   "",
    46  				Value: "bar",
    47  			},
    48  			{
    49  				Key:   "as",
    50  				Value: "df",
    51  			},
    52  		},
    53  	}
    54  
    55  	serializedMsg, err := proto.Marshal(fm)
    56  	if err != nil {
    57  		t.Fatalf("Failed to serialize msg: %s", err)
    58  	}
    59  
    60  	msg := MapTest{}
    61  	err = proto.Unmarshal(serializedMsg, &msg)
    62  
    63  	if err != nil {
    64  		t.Fatalf("Unexpected error: %s", err)
    65  	}
    66  
    67  	strStr := msg.StrStr
    68  	if len(strStr) != 3 {
    69  		t.Fatal("StrStr map should have 3 key/value pairs")
    70  	}
    71  
    72  	val, ok := strStr["foo"]
    73  	if !ok {
    74  		t.Fatal("\"foo\" not found in StrStr map.")
    75  	}
    76  	if val != "" {
    77  		t.Fatalf("Unexpected value for \"foo\": %s", val)
    78  	}
    79  
    80  	val, ok = strStr[""]
    81  	if !ok {
    82  		t.Fatal("\"\" not found in StrStr map.")
    83  	}
    84  	if val != "bar" {
    85  		t.Fatalf("Unexpected value for \"\": %s", val)
    86  	}
    87  
    88  	val, ok = strStr["as"]
    89  	if !ok {
    90  		t.Fatal("\"as\" not found in StrStr map.")
    91  	}
    92  	if val != "df" {
    93  		t.Fatalf("Unexpected value for \"as\": %s", val)
    94  	}
    95  }
    96  
    97  func TestUnmarshalImplicitDefaultKeyValue2(t *testing.T) {
    98  	fm := &FakeMap{
    99  		Entries: []*FakeMapEntry{
   100  			{
   101  				Key:   "",
   102  				Value: "",
   103  			},
   104  		},
   105  	}
   106  
   107  	serializedMsg, err := proto.Marshal(fm)
   108  	if err != nil {
   109  		t.Fatalf("Failed to serialize msg: %s", err)
   110  	}
   111  
   112  	// Sanity check
   113  	if string(serializedMsg) != "\n\x00" {
   114  		t.Fatal("Serialized bytes mismatched")
   115  	}
   116  
   117  	msg := MapTest{}
   118  	err = proto.Unmarshal(serializedMsg, &msg)
   119  
   120  	if err != nil {
   121  		t.Fatalf("Unexpected error: %s", err)
   122  	}
   123  
   124  	strStr := msg.StrStr
   125  	if len(strStr) != 1 {
   126  		t.Fatal("StrStr map should have 1 key/value pairs")
   127  	}
   128  
   129  	val, ok := strStr[""]
   130  	if !ok {
   131  		t.Fatal("\"\" not found in StrStr map.")
   132  	}
   133  	if val != "" {
   134  		t.Fatalf("Unexpected value for \"\": %s", val)
   135  	}
   136  }