1 files changed, 51 insertions, 0 deletions
diff --git a/range_test.go b/range_test.go
new file mode 100644
index 0000000..f7272ef
--- /dev/null
+++ b/range_test.go
@@ -0,0 +1,51 @@
+package awwan
+
+import (
+	"testing"
+
+	"github.com/shuLhan/share/lib/test"
+)
+
+func TestParseLineRange(t *testing.T) {
+	type testCase struct {
+		raw string
+		exp lineRange
+	}
+
+	var cases = []testCase{{
+		raw: ``,
+	}, {
+		raw: ` 1`,
+		exp: lineRange{
+			list: []linePosition{
+				{start: 1, end: 1},
+			},
+		},
+	}, {
+		raw: ` ,1,`,
+		exp: lineRange{
+			list: []linePosition{
+				{start: 1, end: 1},
+			},
+		},
+	}, {
+		raw: ` ,1,2-1,,-4,-4-6,4-6-,8-10,8-12,10-12,10-,16-,18-20`,
+		exp: lineRange{
+			list: []linePosition{
+				{start: 1, end: 1},
+				{start: 8, end: 10},
+				{start: 16, end: 0},
+			},
+		},
+	}}
+
+	var (
+		c   testCase
+		got lineRange
+	)
+	for _, c = range cases {
+		got = parseLineRange(c.raw)
+		t.Logf("got.list: %+v", got.list)
+		test.Assert(t, c.raw, c.exp, got)
+	}
+}