From f93ca569f1c892217786302e6a46682f015fda57 Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus.dahlberg@kau.se>
Date: Thu, 18 Feb 2021 19:30:17 +0100
Subject: added TestNewActiveSthSource

---
 sth_test.go | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)

(limited to 'sth_test.go')

diff --git a/sth_test.go b/sth_test.go
index 3b84b8c..c174672 100644
--- a/sth_test.go
+++ b/sth_test.go
@@ -452,3 +452,60 @@ func TestRotate(t *testing.T) {
 		}
 	}
 }
+
+func TestNewActiveSthSource(t *testing.T) {
+	for _, table := range []struct {
+		description string
+		signer      crypto.Signer
+		trsp        *trillian.GetLatestSignedLogRootResponse
+		terr        error
+		wantErr     bool
+		wantCosi    *StItem // current cosigned sth
+		wantStable  *StItem // next stable sth that signatures are collected for
+	}{
+		{
+			description: "invalid trillian response",
+			signer:      cttestdata.NewSignerWithFixedSig(nil, testSignature),
+			terr:        fmt.Errorf("internal server error"),
+			wantErr:     true,
+		},
+		{
+			description: "valid",
+			signer:      cttestdata.NewSignerWithFixedSig(nil, testSignature),
+			trsp:        makeLatestSignedLogRootResponse(t, testTimestamp, testTreeSize, testNodeHash),
+			wantCosi:    NewCosignedTreeHeadV1(NewSignedTreeHeadV1(NewTreeHeadV1(makeTrillianLogRoot(t, testTimestamp, testTreeSize, testNodeHash)), testLogId, testSignature).SignedTreeHeadV1, nil),
+			wantStable:  NewCosignedTreeHeadV1(NewSignedTreeHeadV1(NewTreeHeadV1(makeTrillianLogRoot(t, testTimestamp, testTreeSize, testNodeHash)), testLogId, testSignature).SignedTreeHeadV1, nil),
+		},
+	} {
+		func() { // run deferred functions at the end of each iteration
+			th := newTestHandler(t, table.signer, nil)
+			defer th.mockCtrl.Finish()
+			th.client.EXPECT().GetLatestSignedLogRoot(gomock.Any(), gomock.Any()).Return(table.trsp, table.terr)
+			source, err := NewActiveSthSource(th.client, th.instance.LogParameters)
+			if got, want := err != nil, table.wantErr; got != want {
+				t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
+			}
+			if err != nil {
+				return
+			}
+
+			if got, want := source.currSth, table.wantCosi; !reflect.DeepEqual(got, want) {
+				t.Errorf("got cosigned sth %v but wanted %v in test %q", got, want, table.description)
+			}
+			if got, want := source.nextSth, table.wantStable; !reflect.DeepEqual(got, want) {
+				t.Errorf("got stable sth %v but wanted %v in test %q", got, want, table.description)
+			}
+			cosignatureFrom := make(map[string]bool)
+			for _, wit := range table.wantStable.CosignedTreeHeadV1.SignatureV1 {
+				cosignatureFrom[wit.Namespace.String()] = true
+			}
+			if got, want := source.cosignatureFrom, cosignatureFrom; !reflect.DeepEqual(got, want) {
+				if got == nil {
+					t.Errorf("got uninitialized witness map %v but wanted %v in test %q", nil, want, table.description)
+				} else {
+					t.Errorf("got witness map %v but wanted %v in test %q", got, want, table.description)
+				}
+			}
+		}()
+	}
+}
-- 
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