Utils: Add more tests

utils/chunks_test.go

@@ -1,7 +1,7 @@
 package utils
 
 import (
-	"github.com/magiconair/properties/assert"
+	"github.com/stretchr/testify/assert"
 	"testing"
 )
 
@@ -30,7 +30,7 @@ func TestChunkKeys(t *testing.T) {
 		},
 	}
 
-	assert.Equal(t, chunks, want)
+	assert.Equal(t, want, chunks)
 
 	ch = ChunkKeys(make(chan struct{}), keys, 5)
 	chunks = nil
@@ -47,5 +47,5 @@ func TestChunkKeys(t *testing.T) {
 		},
 	}
 
-	assert.Equal(t, chunks, want)
+	assert.Equal(t, want, chunks)
 }

utils/convert_test.go

@@ -0,0 +1,22 @@
+package utils
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestChecksum(t *testing.T) {
+	assert.Equal(t, []byte{
+		218, 57, 163, 238, 94, 107, 75, 13, 50, 85, 191, 239, 149, 96, 24, 144, 175, 216, 7, 9,
+	}, Checksum("da39a3ee5e6b4b0d3255bfef95601890afd80709"))
+
+	assert.Panics(t, func() {
+		Checksum("x")
+	})
+}
+
+func TestDecodeChecksum(t *testing.T) {
+	assert.Equal(t, "da39a3ee5e6b4b0d3255bfef95601890afd80709", DecodeChecksum([]byte{
+		218, 57, 163, 238, 94, 107, 75, 13, 50, 85, 191, 239, 149, 96, 24, 144, 175, 216, 7, 9,
+	}))
+}

utils/delta_test.go

@@ -0,0 +1,39 @@
+package utils
+
+import (
+	"github.com/magiconair/properties/assert"
+	"testing"
+)
+
+func TestDelta(t *testing.T) {
+	old := []string{
+		"herp",
+		"merp",
+		"derp",
+		"berp",
+	}
+
+	new := []string{
+		"herp",
+		"merp",
+		"cherp",
+		"lerp",
+	}
+
+	introduced, maintained, dismissed := Delta(new, old)
+
+	assert.Equal(t, []string{
+		"cherp",
+		"lerp",
+	}, introduced)
+
+	assert.Equal(t, []string{
+		"herp",
+		"merp",
+	}, maintained)
+
+	assert.Equal(t, []string{
+		"derp",
+		"berp",
+	}, dismissed)
+}