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-rw-r--r--src/internal/profile/profile_test.go79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/internal/profile/profile_test.go b/src/internal/profile/profile_test.go
new file mode 100644
index 0000000..e1963f3
--- /dev/null
+++ b/src/internal/profile/profile_test.go
@@ -0,0 +1,79 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package profile
+
+import (
+ "bytes"
+ "testing"
+)
+
+func TestEmptyProfile(t *testing.T) {
+ var buf bytes.Buffer
+ p, err := Parse(&buf)
+ if err != nil {
+ t.Error("Want no error, got", err)
+ }
+ if p == nil {
+ t.Fatal("Want a valid profile, got <nil>")
+ }
+ if !p.Empty() {
+ t.Errorf("Profile should be empty, got %#v", p)
+ }
+}
+
+func TestParseContention(t *testing.T) {
+ tests := []struct {
+ name string
+ in string
+ wantErr bool
+ }{
+ {
+ name: "valid",
+ in: `--- mutex:
+cycles/second=3491920901
+sampling period=1
+43227965305 1659640 @ 0x45e851 0x45f764 0x4a2be1 0x44ea31
+34035731690 15760 @ 0x45e851 0x45f764 0x4a2b17 0x44ea31
+`,
+ },
+ {
+ name: "valid with comment",
+ in: `--- mutex:
+cycles/second=3491920901
+sampling period=1
+43227965305 1659640 @ 0x45e851 0x45f764 0x4a2be1 0x44ea31
+# 0x45e850 sync.(*Mutex).Unlock+0x80 /go/src/sync/mutex.go:126
+# 0x45f763 sync.(*RWMutex).Unlock+0x83 /go/src/sync/rwmutex.go:125
+# 0x4a2be0 main.main.func3+0x70 /go/src/internal/pprof/profile/a_binary.go:58
+
+34035731690 15760 @ 0x45e851 0x45f764 0x4a2b17 0x44ea31
+# 0x45e850 sync.(*Mutex).Unlock+0x80 /go/src/sync/mutex.go:126
+# 0x45f763 sync.(*RWMutex).Unlock+0x83 /go/src/sync/rwmutex.go:125
+# 0x4a2b16 main.main.func2+0xd6 /go/src/internal/pprof/profile/a_binary.go:48
+`,
+ },
+ {
+ name: "empty",
+ in: `--- mutex:`,
+ wantErr: true,
+ },
+ {
+ name: "invalid header",
+ in: `--- channel:
+43227965305 1659640 @ 0x45e851 0x45f764 0x4a2be1 0x44ea31`,
+ wantErr: true,
+ },
+ }
+ for _, tc := range tests {
+ _, err := parseContention([]byte(tc.in))
+ if tc.wantErr && err == nil {
+ t.Errorf("parseContention(%q) succeeded unexpectedly", tc.name)
+ }
+ if !tc.wantErr && err != nil {
+ t.Errorf("parseContention(%q) failed unexpectedly: %v", tc.name, err)
+ }
+ }
+
+}