minio/pkg/s3select/select_test.go

509 lines
12 KiB
Go

/*
* Minio Cloud Storage, (C) 2018 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package s3select
import (
"fmt"
"reflect"
"testing"
"github.com/minio/minio/pkg/s3select/format"
)
// Unit Test for the checkForDuplicates function.
func TestCheckForDuplicates(t *testing.T) {
tables := []struct {
myReq []string
myHeaders map[string]int
myDup map[string]bool
myLow map[string]int
myErr error
}{
{[]string{"name", "id", "last_name", "last_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), ErrAmbiguousFieldName},
{[]string{"name", "id", "last_name", "another_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), nil},
}
for _, table := range tables {
err := checkForDuplicates(table.myReq, table.myHeaders, table.myDup, table.myLow)
if err != table.myErr {
t.Error()
}
}
}
// This function returns the index of a string in a list
func stringIndex(a string, list []string) int {
for i, v := range list {
if v == a {
return i
}
}
return -1
}
// TestMyHelperFunctions is a unit test which tests some small helper string
// functions.
func TestMyHelperFunctions(t *testing.T) {
tables := []struct {
myReq string
myList []string
myIndex int
expected bool
}{
{"test1", []string{"test1", "test2", "test3", "test4", "test5"}, 0, true},
{"random", []string{"test1", "test2", "test3", "test4", "test5"}, -1, false},
{"test3", []string{"test1", "test2", "test3", "test4", "test5"}, 2, true},
}
for _, table := range tables {
if format.StringInSlice(table.myReq, table.myList) != table.expected {
t.Error()
}
if stringIndex(table.myReq, table.myList) != table.myIndex {
t.Error()
}
}
}
// TestMyStateMachine is a unit test which ensures that the lowest level of the
// interpreter is converting properly.
func TestMyStateMachine(t *testing.T) {
tables := []struct {
operand interface{}
operator string
leftArg string
err error
expected bool
}{
{"2005", ">", "2012", nil, true},
{2005, ">", "2012", nil, true},
{2012.0000, ">", "2014.000", nil, true},
{"NA", ">", "2014.000", nil, false},
{2014, ">", "Random", nil, false},
{"test3", ">", "aandom", nil, false},
}
for _, table := range tables {
val, err := evaluateOperator(table.leftArg, table.operator, table.operand)
if err != table.err {
t.Error()
}
if val != table.expected {
t.Error()
}
}
}
// TestMyOperators is a unit test which ensures that the appropriate values are
// being returned from the operators functions.
func TestMyOperators(t *testing.T) {
tables := []struct {
operator string
err error
}{
{">", nil},
{"%", ErrParseUnknownOperator},
}
for _, table := range tables {
err := checkValidOperator(table.operator)
if err != table.err {
t.Error()
}
}
}
// TestMyConversion ensures that the conversion of the value from the csv
// happens correctly.
func TestMyConversion(t *testing.T) {
tables := []struct {
myTblVal string
expected reflect.Kind
}{
{"2014", reflect.Int},
{"2014.000", reflect.Float64},
{"String!!!", reflect.String},
}
for _, table := range tables {
val := reflect.ValueOf(checkStringType(table.myTblVal)).Kind()
if val != table.expected {
t.Error()
}
}
}
// Unit tests for the main function that performs aggreggation.
func TestMyAggregationFunc(t *testing.T) {
columnsMap := make(map[string]int)
columnsMap["Col1"] = 0
columnsMap["Col2"] = 1
tables := []struct {
counter int
filtrCount int
myAggVals []float64
columnsMap map[string]int
storeReqCols []string
storeFunctions []string
record string
err error
expectedVal float64
}{
{10, 5, []float64{10, 11, 12, 13, 14}, columnsMap, []string{"Col1"}, []string{"count"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 11},
{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"min"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 1},
{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"max"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 10},
{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"sum"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 11},
{1, 1, []float64{10}, columnsMap, []string{"Col1"}, []string{"avg"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 5.500},
{10, 5, []float64{0.0000}, columnsMap, []string{"Col1"}, []string{"random"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", ErrParseNonUnaryAgregateFunctionCall, 0},
{0, 5, []float64{0}, columnsMap, []string{"0"}, []string{"count"}, "{\"Col1\":\"1\",\"Col2\":\"2\"}", nil, 1},
{10, 5, []float64{10}, columnsMap, []string{"1"}, []string{"min"}, "{\"_1\":\"1\",\"_2\":\"2\"}", nil, 1},
}
for _, table := range tables {
err := aggregationFunctions(table.counter, table.filtrCount, table.myAggVals, table.storeReqCols, table.storeFunctions, table.record)
if table.err != err {
t.Error()
}
if table.myAggVals[0] != table.expectedVal {
t.Error()
}
}
}
// TestMyStringComparator is a unit test which ensures that the appropriate
// values are being compared for strings.
func TestMyStringComparator(t *testing.T) {
tables := []struct {
operand string
operator string
myVal string
expected bool
err error
}{
{"random", ">", "myName", "random" > "myName", nil},
{"12", "!=", "myName", "12" != "myName", nil},
{"12", "=", "myName", "12" == "myName", nil},
{"12", "<=", "myName", "12" <= "myName", nil},
{"12", ">=", "myName", "12" >= "myName", nil},
{"12", "<", "myName", "12" < "myName", nil},
{"name", "like", "_x%", false, nil},
{"12", "randomoperator", "myName", false, ErrUnsupportedSyntax},
}
for _, table := range tables {
myVal, err := stringEval(table.operand, table.operator, table.myVal)
if err != table.err {
t.Error()
}
if myVal != table.expected {
t.Error()
}
}
}
// TestMyFloatComparator is a unit test which ensures that the appropriate
// values are being compared for floats.
func TestMyFloatComparator(t *testing.T) {
tables := []struct {
operand float64
operator string
myVal float64
expected bool
err error
}{
{12.000, ">", 13.000, 12.000 > 13.000, nil},
{1000.000, "!=", 1000.000, 1000.000 != 1000.000, nil},
{1000.000, "<", 1000.000, 1000.000 < 1000.000, nil},
{1000.000, "<=", 1000.000, 1000.000 <= 1000.000, nil},
{1000.000, ">=", 1000.000, 1000.000 >= 1000.000, nil},
{1000.000, "=", 1000.000, 1000.000 == 1000.000, nil},
{17.000, "randomoperator", 0.0, false, ErrUnsupportedSyntax},
}
for _, table := range tables {
myVal, err := floatEval(table.operand, table.operator, table.myVal)
if err != table.err {
t.Error()
}
if myVal != table.expected {
t.Error()
}
}
}
// TestMyIntComparator is a unit test which ensures that the appropriate values
// are being compared for ints.
func TestMyIntComparator(t *testing.T) {
tables := []struct {
operand int64
operator string
myVal int64
expected bool
err error
}{
{12, ">", 13, 12.000 > 13.000, nil},
{1000, "!=", 1000, 1000.000 != 1000.000, nil},
{1000, "<", 1000, 1000.000 < 1000.000, nil},
{1000, "<=", 1000, 1000.000 <= 1000.000, nil},
{1000, ">=", 1000, 1000.000 >= 1000.000, nil},
{1000, "=", 1000, 1000.000 >= 1000.000, nil},
{17, "randomoperator", 0, false, ErrUnsupportedSyntax},
}
for _, table := range tables {
myVal, err := intEval(table.operand, table.operator, table.myVal)
if err != table.err {
t.Error()
}
if myVal != table.expected {
t.Error()
}
}
}
// TestMySizeFunction is a function which provides unit testing for the function
// which calculates size.
func TestMySizeFunction(t *testing.T) {
tables := []struct {
myRecord []string
expected int64
}{
{[]string{"test1", "test2", "test3", "test4", "test5"}, 30},
}
for _, table := range tables {
if format.ProcessSize(table.myRecord) != table.expected {
t.Error()
}
}
}
func TestMatch(t *testing.T) {
testCases := []struct {
pattern string
text string
matched bool
}{
// Test case - 1.
// Test case so that the match occurs on the opening letter.
{
pattern: "a%",
text: "apple",
matched: true,
},
// Test case - 2.
// Test case so that the ending letter is true.
{
pattern: "%m",
text: "random",
matched: true,
},
// Test case - 3.
// Test case so that a character is at the appropriate position.
{
pattern: "_d%",
text: "adam",
matched: true,
},
// Test case - 4.
// Test case so that a character is at the appropriate position.
{
pattern: "_d%",
text: "apple",
matched: false,
},
// Test case - 5.
// Test case with checking that it is at least 3 in length
{
pattern: "a_%_%",
text: "ap",
matched: false,
},
{
pattern: "a_%_%",
text: "apple",
matched: true,
},
{
pattern: "%or%",
text: "orphan",
matched: true,
},
{
pattern: "%or%",
text: "dolphin",
matched: false,
},
{
pattern: "%or%",
text: "dorlphin",
matched: true,
},
{
pattern: "2__3",
text: "2003",
matched: true,
},
{
pattern: "_YYYY_",
text: "aYYYYa",
matched: true,
},
{
pattern: "C%",
text: "CA",
matched: true,
},
{
pattern: "C%",
text: "SC",
matched: false,
},
{
pattern: "%C",
text: "SC",
matched: true,
},
{
pattern: "%C",
text: "CA",
matched: false,
},
{
pattern: "%C",
text: "ACCC",
matched: true,
},
{
pattern: "C%",
text: "CCC",
matched: true,
},
{
pattern: "j%",
text: "mejri",
matched: false,
},
{
pattern: "a%o",
text: "ando",
matched: true,
},
{
pattern: "%j",
text: "mejri",
matched: false,
},
{
pattern: "%ja",
text: "mejrija",
matched: true,
},
{
pattern: "ja%",
text: "jamal",
matched: true,
},
{
pattern: "a%o",
text: "andp",
matched: false,
},
{
pattern: "_r%",
text: "arpa",
matched: true,
},
{
pattern: "_r%",
text: "apra",
matched: false,
},
{
pattern: "a_%_%",
text: "appple",
matched: true,
},
{
pattern: "l_b%",
text: "lebron",
matched: true,
},
{
pattern: "leb%",
text: "Dalembert",
matched: false,
},
{
pattern: "leb%",
text: "Landesberg",
matched: false,
},
{
pattern: "leb%",
text: "Mccalebb",
matched: false,
},
{
pattern: "%lebb",
text: "Mccalebb",
matched: true,
},
}
// Iterating over the test cases, call the function under test and asert the output.
for i, testCase := range testCases {
actualResult, err := likeConvert(testCase.pattern, testCase.text)
if err != nil {
t.Error()
}
if testCase.matched != actualResult {
fmt.Println("Expected Pattern", testCase.pattern, "Expected Text", testCase.text)
t.Errorf("Test %d: Expected the result to be `%v`, but instead found it to be `%v`", i+1, testCase.matched, actualResult)
}
}
}
// TestMyFuncProcessing is a unit test which ensures that the appropriate values are
// being returned from the Processing... functions.
func TestMyFuncProcessing(t *testing.T) {
tables := []struct {
myString string
nullList []string
coalList []string
myValString string
myValCoal string
myValNull string
stringFunc string
}{
{"lower", []string{"yo", "yo"}, []string{"random", "hello", "random"}, "LOWER", "random", "", "UPPER"},
{"LOWER", []string{"null", "random"}, []string{"missing", "hello", "random"}, "lower", "hello", "null", "LOWER"},
}
for _, table := range tables {
if table.coalList != nil {
myVal := processCoalNoIndex(table.coalList)
if myVal != table.myValCoal {
t.Error()
}
}
if table.nullList != nil {
myVal := processNullIf(table.nullList)
if myVal != table.myValNull {
t.Error()
}
}
myVal := applyStrFunc(table.myString, table.stringFunc)
if myVal != table.myValString {
t.Error()
}
}
}