From def4ef7b3b47d955a9a4932549536f36aa6b4745 Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus.dahlberg@kau.se>
Date: Mon, 16 Nov 2020 21:21:52 +0100
Subject: fixed structure to include trillian_tests.go

Moved trillian test helpers and added TODO functions.
---
 trillian_test.go | 115 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 trillian_test.go

(limited to 'trillian_test.go')

diff --git a/trillian_test.go b/trillian_test.go
new file mode 100644
index 0000000..66ad647
--- /dev/null
+++ b/trillian_test.go
@@ -0,0 +1,115 @@
+package stfe
+
+import (
+	"testing"
+	"fmt"
+
+	"github.com/google/trillian"
+	"github.com/system-transparency/stfe/server/testdata"
+
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+// TODO: TestCheckQueueLeaf
+func TestCheckQueueLeaf(t *testing.T) {
+}
+
+// TODO: TestCheckGetLeavesByRange
+func TestCheckGetLeavesByRange(t *testing.T) {
+}
+
+// TODO: TestCheckGetInclusionProofByHash
+func TestCheckGetInclusionProofByHash(t *testing.T) {
+}
+
+// TODO: TestGetConsistencyProof
+func TestCheckGetConsistencyProof(t *testing.T) {
+}
+
+// TODO: TestCheckGetLatestSignedLogRoot
+func TestCheckGetLatestSignedLogRoot(t *testing.T) {
+}
+
+
+// makeTrillianQueueLeafResponse creates a valid trillian QueueLeafResponse
+// for a package `name` where the checksum is all zeros (32 bytes).  The pemKey
+// is a PEM-encoded ed25519 signing key, and pemChain its certificate chain.
+//
+// Note: MerkleLeafHash and LeafIdentityHash are unset (not used by stfe).
+func makeTrillianQueueLeafResponse(t *testing.T, name, pemChain, pemKey []byte) *trillian.QueueLeafResponse {
+	t.Helper()
+	leaf, appendix := makeTestLeaf(t, name, pemChain, pemKey)
+	return &trillian.QueueLeafResponse{
+		QueuedLeaf: &trillian.QueuedLogLeaf{
+			Leaf: &trillian.LogLeaf{
+				MerkleLeafHash:   nil, // not used by stfe
+				LeafValue:        leaf,
+				ExtraData:        appendix,
+				LeafIndex:        0,   // not applicable (log is not pre-ordered)
+				LeafIdentityHash: nil, // not used by stfe
+			},
+			Status: status.New(codes.OK, "ok").Proto(),
+		},
+	}
+}
+
+// makeTrillianGetInclusionProofByHashResponse populates a get-proof-by-hash
+// response.
+//
+// Note: SignedLogRoot is unset (not used by stfe).
+func makeTrillianGetInclusionProofByHashResponse(t *testing.T, index int64, path [][]byte) *trillian.GetInclusionProofByHashResponse {
+	t.Helper()
+	return &trillian.GetInclusionProofByHashResponse{
+		Proof: []*trillian.Proof{
+			&trillian.Proof{
+				LeafIndex: index,
+				Hashes:    path,
+			},
+		},
+		SignedLogRoot: nil,
+	}
+}
+
+// makeTrillianGetConsistencyProofResponse populates a get-consistency response.
+//
+// Note: LeafIndex is not applicable for a consistency proof (0), and
+// SignedLogRoot is unset (not used by stfe).
+func makeTrillianGetConsistencyProofResponse(t *testing.T, path [][]byte) *trillian.GetConsistencyProofResponse {
+	t.Helper()
+	return &trillian.GetConsistencyProofResponse{
+		Proof: &trillian.Proof{
+			LeafIndex: 0,
+			Hashes:    path,
+		},
+		SignedLogRoot: nil,
+	}
+}
+
+// makeTrillianGetLeavesByRangeResponse creates a range of leaves [start,end]
+// such that the package is `name`_<index> and the checksum is all zeros (32
+// bytes).  The pemKey is a PEM-encoded ed25519 signing key, and pemChain its
+// certificate chain.  Set `valid` to false to make an invalid Appendix.
+//
+// Note: MerkleLeafHash and LeafIdentityHash are unset (not used by stfe).
+func makeTrillianGetLeavesByRangeResponse(t *testing.T, start, end int64, name, pemChain, pemKey []byte, valid bool) *trillian.GetLeavesByRangeResponse {
+	t.Helper()
+	leaves := make([]*trillian.LogLeaf, 0, start-end+1)
+	for i, n := start, end+1; i < n; i++ {
+		leaf, appendix := makeTestLeaf(t, append(name, []byte(fmt.Sprintf("_%d", i))...), pemChain, pemKey)
+		if !valid {
+			appendix = []byte{0, 1, 2, 3}
+		}
+		leaves = append(leaves, &trillian.LogLeaf{
+			MerkleLeafHash:   nil,
+			LeafValue:        leaf,
+			ExtraData:        appendix,
+			LeafIndex:        i,
+			LeafIdentityHash: nil,
+		})
+	}
+	return &trillian.GetLeavesByRangeResponse{
+		Leaves:        leaves,
+		SignedLogRoot: testdata.NewGetLatestSignedLogRootResponse(t, 0, uint64(end)+1, make([]byte, 32)).SignedLogRoot,
+	}
+}
-- 
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