wip

lib/logstorage/pipe_offset_test.go

@@ -4,6 +4,92 @@ import (
 	"testing"
 )
 
+func TestParsePipeOffsetSuccess(t *testing.T) {
+	f := func(pipeStr string) {
+		t.Helper()
+		expectParsePipeSuccess(t, pipeStr)
+	}
+
+	f(`offset 10`)
+	f(`offset 10000`)
+}
+
+func TestParsePipeOffsetFailure(t *testing.T) {
+	f := func(pipeStr string) {
+		t.Helper()
+		expectParsePipeFailure(t, pipeStr)
+	}
+
+	f(`offset`)
+	f(`offset -10`)
+	f(`offset foo`)
+}
+
+func TestPipeOffset(t *testing.T) {
+	f := func(pipeStr string, rows, rowsExpected [][]Field) {
+		t.Helper()
+		expectPipeResults(t, pipeStr, rows, rowsExpected)
+	}
+
+	f("offset 100", [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+	}, [][]Field{})
+
+	f("offset 0", [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+	}, [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+	})
+
+	f("offset 1", [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+		{
+			{"_msg", `abc`},
+			{"a", `aiewr`},
+		},
+	}, [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+	})
+
+	f("offset 2", [][]Field{
+		{
+			{"_msg", `{"foo":"bar"}`},
+			{"a", `test`},
+		},
+		{
+			{"_msg", `sdfsd`},
+			{"adffd", `aiewr`},
+			{"assdff", "fsf"},
+		},
+		{
+			{"_msg", `abc`},
+			{"a", `aiewr`},
+			{"asdf", "fsf"},
+		},
+	}, [][]Field{
+		{
+			{"_msg", `abc`},
+			{"a", `aiewr`},
+			{"asdf", "fsf"},
+		},
+	})
+}
+
 func TestPipeOffsetUpdateNeededFields(t *testing.T) {
 	f := func(s, neededFields, unneededFields, neededFieldsExpected, unneededFieldsExpected string) {
 		t.Helper()