ec_test.go

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

     1  // Protocol Buffers for Go with Gadgets
     2  //
     3  // Copyright (c) 2013, The GoGo Authors. All rights reserved.
     4  // http://github.com/gogo/protobuf
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    13  // copyright notice, this list of conditions and the following disclaimer
    14  // in the documentation and/or other materials provided with the
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    16  //
    17  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    18  // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    19  // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    20  // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    21  // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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    24  // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    25  // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    26  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    27  // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    28  
    29  package embedconflict
    30  
    31  import (
    32  	"os"
    33  	"os/exec"
    34  	"strings"
    35  	"testing"
    36  )
    37  
    38  func TestEmbedConflict(t *testing.T) {
    39  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "ec.proto")
    40  	data, err := cmd.CombinedOutput()
    41  	if err == nil && !strings.Contains(string(data), "Plugin failed with status code 1") {
    42  		t.Errorf("Expected error, got: %s", data)
    43  		if err = os.Remove("ec.pb.go"); err != nil {
    44  			t.Error(err)
    45  		}
    46  	}
    47  	t.Logf("received expected error = %v and output = %v", err, string(data))
    48  }
    49  
    50  func TestEmbedMarshaler(t *testing.T) {
    51  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "em.proto")
    52  	data, err := cmd.CombinedOutput()
    53  	dataStr := string(data)
    54  	t.Logf("received error = %v and output = %v", err, dataStr)
    55  	if !strings.Contains(dataStr, "WARNING: found non-") || !strings.Contains(dataStr, "unsafe_marshaler") {
    56  		t.Errorf("Expected WARNING: found non-[marshaler unsafe_marshaler] C with embedded marshaler D")
    57  	}
    58  	if err = os.Remove("em.pb.go"); err != nil {
    59  		t.Error(err)
    60  	}
    61  }
    62  
    63  func TestEmbedExtend(t *testing.T) {
    64  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "ee.proto")
    65  	data, err := cmd.CombinedOutput()
    66  	if err == nil && !strings.Contains(string(data), "Plugin failed with status code 1") {
    67  		t.Errorf("Expected error, got: %s", data)
    68  		if err = os.Remove("ee.pb.go"); err != nil {
    69  			t.Error(err)
    70  		}
    71  	}
    72  	t.Logf("received expected error = %v and output = %v", err, string(data))
    73  }
    74  
    75  func TestCustomName(t *testing.T) {
    76  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "en.proto")
    77  	data, err := cmd.CombinedOutput()
    78  	if err == nil && !strings.Contains(string(data), "Plugin failed with status code 1") {
    79  		t.Errorf("Expected error, got: %s", data)
    80  		if err = os.Remove("en.pb.go"); err != nil {
    81  			t.Error(err)
    82  		}
    83  	}
    84  	t.Logf("received expected error = %v and output = %v", err, string(data))
    85  }
    86  
    87  func TestRepeatedEmbed(t *testing.T) {
    88  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "er.proto")
    89  	data, err := cmd.CombinedOutput()
    90  	if err == nil && !strings.Contains(string(data), "Plugin failed with status code 1") {
    91  		t.Errorf("Expected error, got: %s", data)
    92  		if err = os.Remove("er.pb.go"); err != nil {
    93  			t.Error(err)
    94  		}
    95  	}
    96  	dataStr := string(data)
    97  	t.Logf("received error = %v and output = %v", err, dataStr)
    98  	warning := "ERROR: found repeated embedded field B in message A"
    99  	if !strings.Contains(dataStr, warning) {
   100  		t.Errorf("Expected " + warning)
   101  	}
   102  }
   103  
   104  func TestTakesTooLongToDebug(t *testing.T) {
   105  	cmd := exec.Command("protoc", "--gogo_out=.", "-I=../../../../../:../../protobuf/:.", "eb.proto")
   106  	data, err := cmd.CombinedOutput()
   107  	if err == nil && !strings.Contains(string(data), "Plugin failed with status code 1") {
   108  		t.Errorf("Expected error, got: %s", data)
   109  		if err = os.Remove("eb.pb.go"); err != nil {
   110  			t.Error(err)
   111  		}
   112  	}
   113  	dataStr := string(data)
   114  	t.Logf("received error = %v and output = %v", err, dataStr)
   115  	warning := "ERROR: found embedded bytes field"
   116  	if !strings.Contains(dataStr, warning) {
   117  		t.Errorf("Expected " + warning)
   118  	}
   119  }
   120
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