initial commit

select_test.go

@@ -0,0 +1,56 @@
+package simql
+
+import (
+	"testing"
+
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestSelect(t *testing.T) {
+	type TestCase struct {
+		In     *SelectQuery
+		Args   []any
+		String string
+	}
+
+	testCases := []TestCase{
+		{
+			In:     Select("customer"),
+			String: "select * from customer",
+		},
+		{
+			In:     Select("customer as c"),
+			String: "select * from customer as c",
+		},
+		{
+			In:     Select("customer as c").Columns("c.id", "c.name"),
+			String: "select c.id, c.name from customer as c",
+		},
+		{
+			In:     Select("customer as c").InnerJoin("invoices as i on i.customer_id = c.id").Columns("c.name", "i.date"),
+			String: "select c.name, i.date from customer as c inner join invoices as i on i.customer_id = c.id",
+		},
+		{
+			In:     Select("customer").Where("id = ?", 1234),
+			Args:   []any{1234},
+			String: "select * from customer where id = ?",
+		},
+		{
+			In:     Select("customer").Where("id = ?", 1234).Where("and amount > ?", 1000),
+			Args:   []any{1234, 1000},
+			String: "select * from customer where id = ? and amount > ?",
+		},
+		{
+			In:     Select("customer").Where("id = ?", 1234).Columns("name", "email"),
+			Args:   []any{1234},
+			String: "select name, email from customer where id = ?",
+		},
+	}
+
+	for _, testCase := range testCases {
+		t.Run(testCase.String, func(t *testing.T) {
+			assert.Equal(t, testCase.Args, testCase.In.Args(), "collected arguments incorrectly")
+			assert.Equal(t, testCase.String, testCase.In.String(), "stringified incorrectly")
+		})
+	}
+}