1 files changed, 182 insertions, 0 deletions
diff --git a/vendor/gopkg.in/asn1-ber.v1/suite_test.go b/vendor/gopkg.in/asn1-ber.v1/suite_test.go
new file mode 100644
index 000000000..ace8e6705
--- /dev/null
+++ b/vendor/gopkg.in/asn1-ber.v1/suite_test.go
@@ -0,0 +1,182 @@
+package ber
+
+import (
+	"bytes"
+	"io"
+	"io/ioutil"
+	"testing"
+)
+
+var errEOF = io.ErrUnexpectedEOF.Error()
+
+// Tests from http://www.strozhevsky.com/free_docs/free_asn1_testsuite_descr.pdf
+// Source files and descriptions at http://www.strozhevsky.com/free_docs/TEST_SUITE.zip
+var testcases = []struct {
+	// File contains the path to the BER-encoded file
+	File string
+	// Error indicates whether a decoding error is expected
+	Error string
+	// AbnormalEncoding indicates whether a normalized re-encoding is expected to differ from the original source
+	AbnormalEncoding bool
+	// IndefiniteEncoding indicates the source file used indefinite-length encoding, so the re-encoding is expected to differ (since the length is known)
+	IndefiniteEncoding bool
+}{
+	// Common blocks
+	{File: "tests/tc1.ber", Error: "high-tag-number tag overflow"},
+	{File: "tests/tc2.ber", Error: errEOF},
+	{File: "tests/tc3.ber", Error: errEOF},
+	{File: "tests/tc4.ber", Error: "invalid length byte 0xff"},
+	{File: "tests/tc5.ber", Error: "", AbnormalEncoding: true},
+	// Real numbers (some expected failures are disabled until support is added)
+	{File: "tests/tc6.ber", Error: ""}, // Error: "REAL value +0 must be encoded with zero-length value block"},
+	{File: "tests/tc7.ber", Error: ""}, // Error: "REAL value -0 must be encoded as a special value"},
+	{File: "tests/tc8.ber", Error: ""},
+	{File: "tests/tc9.ber", Error: ""}, // Error: "Bits 6 and 5 of information octet for REAL are equal to 11"
+	{File: "tests/tc10.ber", Error: ""},
+	{File: "tests/tc11.ber", Error: ""}, // Error: "Incorrect NR form"
+	{File: "tests/tc12.ber", Error: ""}, // Error: "Encoding of "special value" not from ASN.1 standard"
+	{File: "tests/tc13.ber", Error: errEOF},
+	{File: "tests/tc14.ber", Error: errEOF},
+	{File: "tests/tc15.ber", Error: ""}, // Error: "Too big value of exponent"
+	{File: "tests/tc16.ber", Error: ""}, // Error: "Too big value of mantissa"
+	{File: "tests/tc17.ber", Error: ""}, // Error: "Too big values for exponent and mantissa + using of "scaling factor" value"
+	// Integers
+	{File: "tests/tc18.ber", Error: ""},
+	{File: "tests/tc19.ber", Error: errEOF},
+	{File: "tests/tc20.ber", Error: ""},
+	// Object identifiers
+	{File: "tests/tc21.ber", Error: ""},
+	{File: "tests/tc22.ber", Error: ""},
+	{File: "tests/tc23.ber", Error: errEOF},
+	{File: "tests/tc24.ber", Error: ""},
+	// Booleans
+	{File: "tests/tc25.ber", Error: ""},
+	{File: "tests/tc26.ber", Error: ""},
+	{File: "tests/tc27.ber", Error: errEOF},
+	{File: "tests/tc28.ber", Error: ""},
+	{File: "tests/tc29.ber", Error: ""},
+	// Null
+	{File: "tests/tc30.ber", Error: ""},
+	{File: "tests/tc31.ber", Error: errEOF},
+	{File: "tests/tc32.ber", Error: ""},
+	// Bitstring (some expected failures are disabled until support is added)
+	{File: "tests/tc33.ber", Error: ""}, // Error: "Too big value for "unused bits""
+	{File: "tests/tc34.ber", Error: errEOF},
+	{File: "tests/tc35.ber", Error: "", IndefiniteEncoding: true}, // Error: "Using of different from BIT STRING types as internal types for constructive encoding"
+	{File: "tests/tc36.ber", Error: "", IndefiniteEncoding: true}, // Error: "Using of "unused bits" in internal BIT STRINGs with constructive form of encoding"
+	{File: "tests/tc37.ber", Error: ""},
+	{File: "tests/tc38.ber", Error: "", IndefiniteEncoding: true},
+	{File: "tests/tc39.ber", Error: ""},
+	{File: "tests/tc40.ber", Error: ""},
+	// Octet string (some expected failures are disabled until support is added)
+	{File: "tests/tc41.ber", Error: "", IndefiniteEncoding: true}, // Error: "Using of different from OCTET STRING types as internal types for constructive encoding"
+	{File: "tests/tc42.ber", Error: errEOF},
+	{File: "tests/tc43.ber", Error: errEOF},
+	{File: "tests/tc44.ber", Error: ""},
+	{File: "tests/tc45.ber", Error: ""},
+	// Bitstring
+	{File: "tests/tc46.ber", Error: "indefinite length used with primitive type"},
+	{File: "tests/tc47.ber", Error: "eoc child not allowed with definite length"},
+	{File: "tests/tc48.ber", Error: "", IndefiniteEncoding: true}, // Error: "Using of more than 7 "unused bits" in BIT STRING with constrictive encoding form"
+}
+
+func TestSuiteDecodePacket(t *testing.T) {
+	// Debug = true
+	for _, tc := range testcases {
+		file := tc.File
+
+		dataIn, err := ioutil.ReadFile(file)
+		if err != nil {
+			t.Errorf("%s: %v", file, err)
+			continue
+		}
+
+		// fmt.Printf("%s: decode %d\n", file, len(dataIn))
+		packet, err := DecodePacketErr(dataIn)
+		if err != nil {
+			if tc.Error == "" {
+				t.Errorf("%s: unexpected error during DecodePacket: %v", file, err)
+			} else if tc.Error != err.Error() {
+				t.Errorf("%s: expected error %q during DecodePacket, got %q", file, tc.Error, err)
+			}
+			continue
+		}
+		if tc.Error != "" {
+			t.Errorf("%s: expected error %q, got none", file, tc.Error)
+			continue
+		}
+
+		dataOut := packet.Bytes()
+		if tc.AbnormalEncoding || tc.IndefiniteEncoding {
+			// Abnormal encodings and encodings that used indefinite length should re-encode differently
+			if bytes.Equal(dataOut, dataIn) {
+				t.Errorf("%s: data should have been re-encoded differently", file)
+			}
+		} else if !bytes.Equal(dataOut, dataIn) {
+			// Make sure the serialized data matches the source
+			t.Errorf("%s: data should be the same", file)
+		}
+
+		packet, err = DecodePacketErr(dataOut)
+		if err != nil {
+			t.Errorf("%s: unexpected error: %v", file, err)
+			continue
+		}
+
+		// Make sure the re-serialized data matches our original serialization
+		dataOut2 := packet.Bytes()
+		if !bytes.Equal(dataOut, dataOut2) {
+			t.Errorf("%s: data should be the same", file)
+		}
+	}
+}
+
+func TestSuiteReadPacket(t *testing.T) {
+	for _, tc := range testcases {
+		file := tc.File
+
+		dataIn, err := ioutil.ReadFile(file)
+		if err != nil {
+			t.Errorf("%s: %v", file, err)
+			continue
+		}
+
+		buffer := bytes.NewBuffer(dataIn)
+		packet, err := ReadPacket(buffer)
+		if err != nil {
+			if tc.Error == "" {
+				t.Errorf("%s: unexpected error during ReadPacket: %v", file, err)
+			} else if tc.Error != err.Error() {
+				t.Errorf("%s: expected error %q during ReadPacket, got %q", file, tc.Error, err)
+			}
+			continue
+		}
+		if tc.Error != "" {
+			t.Errorf("%s: expected error %q, got none", file, tc.Error)
+			continue
+		}
+
+		dataOut := packet.Bytes()
+		if tc.AbnormalEncoding || tc.IndefiniteEncoding {
+			// Abnormal encodings and encodings that used indefinite length should re-encode differently
+			if bytes.Equal(dataOut, dataIn) {
+				t.Errorf("%s: data should have been re-encoded differently", file)
+			}
+		} else if !bytes.Equal(dataOut, dataIn) {
+			// Make sure the serialized data matches the source
+			t.Errorf("%s: data should be the same", file)
+		}
+
+		packet, err = DecodePacketErr(dataOut)
+		if err != nil {
+			t.Errorf("%s: unexpected error: %v", file, err)
+			continue
+		}
+
+		// Make sure the re-serialized data matches our original serialization
+		dataOut2 := packet.Bytes()
+		if !bytes.Equal(dataOut, dataOut2) {
+			t.Errorf("%s: data should be the same", file)
+		}
+	}
+}