Add log testing

8/10 of SetLogWriter tested

log_test.go

@@ -0,0 +1,51 @@
+// Copyright (c) 2013-2014 Conformal Systems LLC.
+// Use of this source code is governed by an ISC
+// license that can be found in the LICENSE file.
+
+package btcscript_test
+
+import (
+	"errors"
+	"io"
+	"os"
+	"testing"
+
+	"github.com/conformal/btcscript"
+)
+
+func TestSetLogWriter(t *testing.T) {
+	tests := []struct {
+		name     string
+		w        io.Writer
+		level    string
+		expected error
+	}{
+		{
+			name:     "nil writer",
+			w:        nil,
+			level:    "trace",
+			expected: errors.New("nil writer"),
+		},
+		{
+			name:     "invalid log level",
+			w:        os.Stdout,
+			level:    "wrong",
+			expected: errors.New("invalid log level"),
+		},
+		{
+			name:     "use off level",
+			w:        os.Stdout,
+			level:    "off",
+			expected: errors.New("Min level can't be greater than max. Got min: 6, max: 5"),
+		},
+	}
+
+	t.Logf("Running %d tests", len(tests))
+	for i, test := range tests {
+		if err := btcscript.SetLogWriter(test.w, test.level); err.Error() != test.expected.Error() {
+			t.Errorf("SetLogWriter #%d (%s) wrong result\n"+
+				"got: %x\nwant: %x", i, test.name, err,
+				test.expected)
+		}
+	}
+}

test_coverage.txt

@@ -169,7 +169,7 @@ github.com/conformal/btcscript/script.go	 IsPushOnlyScript		 75.00% (3/4)
 github.com/conformal/btcscript/script.go	 p2pkSignatureScript		 75.00% (3/4)
 github.com/conformal/btcscript/script.go	 HasCanonicalPushes		 71.43% (5/7)
 github.com/conformal/btcscript/script.go	 sign				 69.23% (18/26)
-github.com/conformal/btcscript/log.go		 SetLogWriter			 0.00% (0/10)
+github.com/conformal/btcscript/log.go		 SetLogWriter			 0.00% (8/10)
 github.com/conformal/btcscript/script.go	 CalcMultiSigStats		 0.00% (0/8)
 github.com/conformal/btcscript/script.go	 @586:34			 0.00% (0/6)
 github.com/conformal/btcscript/script.go	 @574:34			 0.00% (0/4)
@@ -178,5 +178,5 @@ github.com/conformal/btcscript/log.go		 UseLogger			 0.00% (0/1)
 github.com/conformal/btcscript/opcode.go	 opcodeDisabled			 0.00% (0/1)
 github.com/conformal/btcscript/log.go		 logClosure.String		 0.00% (0/1)
 github.com/conformal/btcscript/opcode.go	 @1803:33			 0.00% (0/1)
-github.com/conformal/btcscript			 --------------------------	 95.15% (1197/1258)
+github.com/conformal/btcscript			 --------------------------	 95.79% (1205/1258)