Initial checkin of gRPC to third_party/

third_party/grpc/tools/http2_interop/testsuite.go

Index: third_party/grpc/tools/http2_interop/testsuite.go
diff --git a/third_party/grpc/tools/http2_interop/testsuite.go b/third_party/grpc/tools/http2_interop/testsuite.go
new file mode 100644
index 0000000000000000000000000000000000000000..51d36e217ed7c8632436595a82523ce98bc07113
--- /dev/null
+++ b/third_party/grpc/tools/http2_interop/testsuite.go
@@ -0,0 +1,56 @@
+package http2interop
+
+import (
+	"path"
+	"runtime"
+	"strings"
+	"sync"
+	"testing"
+)
+
+// When a test is skipped or fails, runtime.Goexit() is called which destroys the callstack.
+// This means the name of the test case is lost, so we need to grab a copy of pc before.
+func Report(t testing.TB) {
+	// If the goroutine panics, Fatal()s, or Skip()s, the function name is at the 3rd callstack
+	// layer.  On success, its at 1st.  Since it's hard to check which happened, just try both.
+	pcs := make([]uintptr, 10)
+	total := runtime.Callers(1, pcs)
+	var name string
+	for _, pc := range pcs[:total] {
+		fn := runtime.FuncForPC(pc)
+		fullName := fn.Name()
+		if strings.HasPrefix(path.Ext(fullName), ".Test") {
+			// Skip the leading .
+			name = string([]byte(path.Ext(fullName))[1:])
+			break
+		}
+	}
+	if name == "" {
+		return
+	}
+
+	allCaseInfos.lock.Lock()
+	defer allCaseInfos.lock.Unlock()
+	allCaseInfos.Cases = append(allCaseInfos.Cases, &caseInfo{
+		Name:    name,
+		Passed:  !t.Failed() && !t.Skipped(),
+		Skipped: t.Skipped(),
+		Fatal:   t.Failed() && !strings.HasPrefix(name, "TestSoon"),
+	})
+}
+
+type caseInfo struct {
+	Name    string `json:"name"`
+	Passed  bool   `json:"passed"`
+	Skipped bool   `json:"skipped,omitempty"`
+	Fatal   bool   `json:"fatal,omitempty"`
+}
+
+type caseInfos struct {
+	lock  sync.Mutex
+	Cases []*caseInfo `json:"cases"`
+}
+
+var (
+	allCaseInfos = caseInfos{}
+)