add insert statement

table_test.go

@@ -6,6 +6,40 @@ import (
 	"github.com/alecthomas/assert/v2"
 )
 
+func TestInsertTable(t *testing.T) {
+	type TestCase struct {
+		In      string
+		IsValid bool
+		Table   string
+		As      string
+	}
+
+	testCases := []TestCase{
+		{
+			In:      "into customer",
+			IsValid: true,
+			Table:   "customer",
+		},
+		{
+			In:      "into customer as c",
+			IsValid: true,
+			Table:   "customer",
+			As:      "c",
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.In, func(t *testing.T) {
+			it := InsertTable(testCase.In)
+			table, as, ok := it.Parse()
+
+			assert.Equal(t, testCase.IsValid, ok, "incorrect test case")
+			assert.Equal(t, testCase.Table, table, "parsed table incorrectly")
+			assert.Equal(t, testCase.As, as, "parsed as incorrectly")
+		})
+	}
+}
+
 func TestSelectTable(t *testing.T) {
 	type TestCase struct {
 		In         string