range_test.go

// Copyright (c) 2020 Uber Technologies, Inc.
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// THE SOFTWARE.

package dosa

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestRangeOpStringer(t *testing.T) {
	rangeTestCases := []struct {
		descript string
		rop      *RangeOp
		stringer string
		err      string
	}{
		{
			descript: "empty rangeop, valid",
			rop:      NewRangeOp(&AllTypes{}),
			stringer: "()",
		},
		{
			descript: "single string, valid",
			rop:      NewRangeOp(&AllTypes{}).Eq("StringType", "word"),
			stringer: "(StringType == word)",
		},
		{
			descript: "bad field name, invalid",
			rop:      NewRangeOp(&AllTypes{}).Eq("badfield", "data"),
			stringer: "(badfield == data)",
		},
		{
			descript: "numeric in string field, invalid",
			rop:      NewRangeOp(&AllTypes{}).Gt("StringType", 1),
			stringer: "(StringType > 1)",
		},
		{
			descript: "two conditions, valid",
			rop:      NewRangeOp(&AllTypes{}).GtOrEq("Int32Type", int32(5)).LtOrEq("Int32Type", int32(10)),
			stringer: "((Int32Type <= 10) && (Int32Type >= 5))",
		},
		{
			descript: "empty with limit",
			rop:      NewRangeOp(&AllTypes{}).Limit(10),
			stringer: "() limit 10",
		},
		{
			descript: "empty with adaptive limit",
			rop:      NewRangeOp(&AllTypes{}).Limit(AdaptiveRangeLimit),
			stringer: "() limit -1",
		},
		{
			descript: "empty with token",
			rop:      NewRangeOp(&AllTypes{}).Offset("toketoketoke"),
			stringer: "() token \"toketoketoke\"",
		},
		{
			descript: "error in one field",
			rop:      NewRangeOp(&AllTypes{}).Lt("badfieldpropogate", "oopsie").Lt("StringType", "42").Limit(10),
			stringer: "((StringType < 42) && (badfieldpropogate < oopsie)) limit 10",
		},
		{
			descript: "valid, mixed types",
			rop:      NewRangeOp(&AllTypes{}).Eq("StringType", "word").Eq("Int32Type", int32(-1)),
			stringer: "((Int32Type == -1) && (StringType == word))",
		},
		{
			descript: "with valid field list",
			rop:      NewRangeOp(&AllTypes{}).Fields([]string{"StringType"}),
			stringer: "()",
		},
	}

	for _, test := range rangeTestCases {
		assert.Equal(t, test.stringer, test.rop.String(), test.descript)
	}
}

func TestNewRangeOp(t *testing.T) {
	assert.NotNil(t, NewRangeOp(&AllTypes{}))
}