test: improve the coverage

tally_test.go

@@ -0,0 +1,45 @@
+package judgment
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestProposalTally_RegradeJudgments(t *testing.T) {
+	proposalTally := ProposalTally{Tally: []uint64{1, 2, 3, 4, 5, 6, 7}}
+	err := proposalTally.RegradeJudgments(0, 6)
+	assert.NoError(t, err, "Regrading should succeed")
+	assert.Equal(t, uint64(0), proposalTally.Tally[0])
+	assert.Equal(t, uint64(2), proposalTally.Tally[1])
+	assert.Equal(t, uint64(3), proposalTally.Tally[2])
+	assert.Equal(t, uint64(4), proposalTally.Tally[3])
+	assert.Equal(t, uint64(5), proposalTally.Tally[4])
+	assert.Equal(t, uint64(6), proposalTally.Tally[5])
+	assert.Equal(t, uint64(8), proposalTally.Tally[6])
+}
+
+func TestProposalTally_RegradeJudgments_Failure1(t *testing.T) {
+	proposalTally := ProposalTally{Tally: []uint64{1, 2, 3, 4, 5, 6, 7}}
+	err := proposalTally.RegradeJudgments(0, 60)
+	assert.Error(t, err, "Regrading should fail")
+	assert.Equal(t, uint64(1), proposalTally.Tally[0])
+	assert.Equal(t, uint64(2), proposalTally.Tally[1])
+	assert.Equal(t, uint64(3), proposalTally.Tally[2])
+	assert.Equal(t, uint64(4), proposalTally.Tally[3])
+	assert.Equal(t, uint64(5), proposalTally.Tally[4])
+	assert.Equal(t, uint64(6), proposalTally.Tally[5])
+	assert.Equal(t, uint64(7), proposalTally.Tally[6])
+}
+
+func TestProposalTally_RegradeJudgments_Failure2(t *testing.T) {
+	proposalTally := ProposalTally{Tally: []uint64{1, 2, 3, 4, 5, 6, 7}}
+	err := proposalTally.RegradeJudgments(60, 0)
+	assert.Error(t, err, "Regrading should fail")
+	assert.Equal(t, uint64(1), proposalTally.Tally[0])
+	assert.Equal(t, uint64(2), proposalTally.Tally[1])
+	assert.Equal(t, uint64(3), proposalTally.Tally[2])
+	assert.Equal(t, uint64(4), proposalTally.Tally[3])
+	assert.Equal(t, uint64(5), proposalTally.Tally[4])
+	assert.Equal(t, uint64(6), proposalTally.Tally[5])
+	assert.Equal(t, uint64(7), proposalTally.Tally[6])
+}