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|
package mapr
import (
"testing"
"time"
)
func TestParseQueryOutfile(t *testing.T) {
queryStr := "select foo from bar outfile \"baz.csv\""
q, err := NewQuery(queryStr)
if err != nil {
t.Errorf("Query parse error: %s\n%v: %v", queryStr, q, err)
}
if q.Outfile == nil {
t.Errorf("Expected non-nil outfile: %s\n%v", queryStr, q)
}
if q.Outfile.FilePath != "baz.csv" {
t.Errorf("Expected \"baz.csv\" as outfile file path: %s\n%v", queryStr, q)
}
if q.Outfile.AppendMode {
t.Errorf("Expected append mode of outfile to be false: %s\n%v", queryStr, q)
}
}
func TestParseQueryOutfileAppend(t *testing.T) {
queryStr := "select foo from bar outfile append \"baz.csv\""
q, err := NewQuery(queryStr)
if err != nil {
t.Errorf("Query parse error: %s\n%v: %v", queryStr, q, err)
}
if q.Outfile == nil {
t.Errorf("Expected non-nil outfile: %s\n%v", queryStr, q)
}
if q.Outfile.FilePath != "baz.csv" {
t.Errorf("Expected \"baz.csv\" as outfile file path: %s\n%v", queryStr, q)
}
if !q.Outfile.AppendMode {
t.Errorf("Expected append mode of outfile to be true: %s\n%v", queryStr, q)
}
}
func TestParseQuerySimple(t *testing.T) {
errorQueries := []string{
"select",
"select foo from",
"select foo from bar where baz",
"select foo from bar where baz <",
"select foo from bar where baz < 100 bay eq 12 group",
"select foo from bar where baz < 100 bay eq 12 group by foo order by",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit set foo = bar;",
}
okQueries := []string{"select foo from bar",
"select foo from bar where",
"select foo from bar where baz < 100 bay eq 12",
"select foo from bar where baz < 100, bay eq 12",
"select foo from bar where baz < 100 and bay eq 12",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit 23",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit 23 outfile \"result.csv\"",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit 23 outfile append \"result.csv\"",
"select foo from bar where baz < 100 bay eq 12 group by foo, bar, baz " +
"order by foo limit 23 outfile append \"result.csv\" " +
"set $foo = maskdigits(bar), $baz = 12, $bay = $foo;",
}
for _, queryStr := range errorQueries {
q, err := NewQuery(queryStr)
if err == nil {
t.Errorf("Expected a parse error: %s\n%v", queryStr, q)
continue
}
}
for _, queryStr := range okQueries {
_, err := NewQuery(queryStr)
if err != nil {
t.Errorf("%s: %s", err.Error(), queryStr)
continue
}
}
}
func TestParseQueryDeep(t *testing.T) {
dialects := []string{
"select s1, `from`, count(s3) from table where w1 == 2 and w2 eq " +
"\"free beer\" group by g1, g2 order by count(s3) interval 10 limit 23 " +
"set $foo = maskdigits(bar), $baz = 12, $bay = $foo logformat generic",
"SELECT s1, `from`, count(s3) FROM table WHERE w1 == 2 AND w2 EQ " +
"\"free beer\" GROUP g1, g2 ORDER count(s3) INTERVAL 10 LIMIT 23 " +
"SET $foo = maskdigits(bar), $baz = 12, $bay = $foo LOGFORMAT generic",
}
for _, queryStr := range dialects {
q, err := NewQuery(queryStr)
if err != nil {
t.Errorf("%s: %s", err.Error(), queryStr)
}
t.Log(q)
// 'select' clause
if len(q.Select) != 3 {
t.Errorf("Expected three elements in 'select' clause but got '%v': %s\n%v",
q.Select, queryStr, q)
}
if q.Select[0].Field != "s1" {
t.Errorf("Expected 's1' as first element in 'select' clause but got '%v': %s\n%v",
q.Select[0].Field, queryStr, q)
}
if q.Select[0].Operation != Last {
t.Errorf("Expected 'last' as aggregation function of first element in "+
"'select' clause but got '%v': %s\n%v", q.Select[0].Operation, queryStr, q)
}
if q.Select[1].Field != "from" {
t.Errorf("Expected 'from' as second element in 'select' clause but got "+
"'%v': %s\n%v", q.Select[1].Field, queryStr, q)
}
if q.Select[1].Operation != Last {
t.Errorf("Expected 'last' as aggregation function of second element in "+
"'select' clause but got '%v': %s\n%v", q.Select[1].Operation, queryStr, q)
}
if q.Select[2].Field != "s3" {
t.Errorf("Expected 's3' as third element in 'select' clause but got "+
"'%v': %s\n%v", q.Select[2].Field, queryStr, q)
}
if q.Select[2].Operation != Count {
t.Errorf("Expected 'count' as aggregation function of third element in "+
"'select' clause but got '%v': %s\n%v", q.Select[2].Operation, queryStr, q)
}
if q.Select[2].FieldStorage != "count(s3)" {
t.Errorf("Expected 'count(s3)' as third element's storage in 'select' "+
"clause but got '%v': %s\n%v", q.Select[2].FieldStorage, queryStr, q)
}
// 'from' clause
if q.Table != "TABLE" {
t.Errorf("Expected 'TABLE' in 'from' clause but got '%v': %s\n%v",
q.Table, queryStr, q)
}
// 'where' clause
if len(q.Where) != 2 {
t.Errorf("Expected two elements in 'where' clause but got '%v': %s\n%v",
q.Where, queryStr, q)
}
if q.Where[0].lString != "w1" {
t.Errorf("Expected w1 as first element in 'where' clause but got '%v': %s\n%v",
q.Where[0].lString, queryStr, q)
}
if q.Where[0].Operation != FloatEq {
t.Errorf("Expected FloatEq operation in first 'where' condition but got "+
"'%v': %s\n%v", q.Where[0].Operation, queryStr, q)
}
if q.Where[0].rFloat != 2 {
t.Errorf("Expected '2' as float argument in first 'where' condition but "+
"got '%v': %s\n%v", q.Where[0].rFloat, queryStr, q)
}
if q.Where[1].lString != "w2" {
t.Errorf("Expected w2 as second element in 'where' clause but got '%v': "+
"%s\n%v", q.Where[1].lString, queryStr, q)
}
if q.Where[1].Operation != StringEq {
t.Errorf("Expected StringEq operation in second 'where' condition but got "+
"'%v': %s\n%v", q.Where[0].Operation, queryStr, q)
}
if q.Where[1].rString != "free beer" {
t.Errorf("Expected 'free beer' as string argument in second 'where' "+
"condition but got '%v': %s\n%v", q.Where[0].rString, queryStr, q)
}
// 'group by' clause
if len(q.GroupBy) != 2 {
t.Errorf("Expected two elements in 'group by' clause but got '%v': %s\n%v",
q.GroupBy, queryStr, q)
}
if q.GroupBy[0] != "g1" {
t.Errorf("Expected 'g1' as first element in 'group by' clause but got "+
"'%v': %s\n%v", q.GroupBy[0], queryStr, q)
}
if q.GroupBy[1] != "g2" {
t.Errorf("Expected 'g2' as second element in 'group by' clause but got "+
"'%v': %s\n%v", q.GroupBy[1], queryStr, q)
}
if q.GroupKey != "g1,g2" {
t.Errorf("Expected 'g1,g2' as group key in 'group by' clause but got "+
"'%v': %s\n%v", q.GroupKey, queryStr, q)
}
// 'order by' clause
if q.OrderBy != "count(s3)" {
t.Errorf("Expected 'count(s3)' as element in 'order by' clause but got "+
"'%v': %s\n%v", q.OrderBy, queryStr, q)
}
// 'interval' clause
if q.Interval != time.Second*time.Duration(10) {
t.Errorf("Expected '10s' as duration 'interval' clause but got '%v': %s\n%v",
q.Interval, queryStr, q)
}
// 'limit' clause
if q.Limit != 23 {
t.Errorf("Expected '23' as limit in 'limit' clause but got '%v': %s\n%v",
q.Limit, queryStr, q)
}
// 'set' clause
if q.Set[0].lString != "$foo" {
t.Errorf("Expected '$foo' lvalue in first 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[0].lString, queryStr, q)
}
if q.Set[0].rString != "bar" {
t.Errorf("Expected 'bar' rvalue in first 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[0].rString, queryStr, q)
}
if q.Set[1].lString != "$baz" {
t.Errorf("Expected '$baz' lvalue in second 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[1].lString, queryStr, q)
}
if q.Set[1].rString != "12" {
t.Errorf("Expected '12' rvalue in second 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[1].rString, queryStr, q)
}
if q.Set[2].lString != "$bay" {
t.Errorf("Expected '$bay' lvalue in third 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[2].lString, queryStr, q)
}
if q.Set[2].rString != "$foo" {
t.Errorf("Expected '$foo' rvalue in third 'set' condition clause but got "+
"'%v': %s\n%v", q.Set[2].rString, queryStr, q)
}
// 'logformat' clause
if q.LogFormat != "generic" {
t.Errorf("Expected 'generic' logformat got '%v': %s\n%v",
q.LogFormat, queryStr, q)
}
}
}
func TestQuotedSelectCondition(t *testing.T) {
queryStr := "select `count($foo)`, foo, $foo, count($foo) logformat csv"
q, err := NewQuery(queryStr)
if err != nil {
t.Errorf("Query parse error: %s\n%v: %v", queryStr, q, err)
}
if len(q.Select) != 4 {
t.Errorf("Expected three elements in 'select' clause but got '%v': %s\n%v",
q.Select, queryStr, q)
}
if q.Select[0].Field != "count($foo)" {
t.Errorf("Expected 'num($foo)' as first element in 'select' clause but got '%v': %s\n%v",
q.Select[0].Field, queryStr, q)
}
if q.Select[0].Operation != Last {
t.Errorf("Expected 'Last' as aggregation function of first element in "+
"'select' clause but got '%v': %s\n%v", q.Select[0].Operation, queryStr, q)
}
if q.Select[1].Field != "foo" {
t.Errorf("Expected 'foo' as first element in 'select' clause but got '%v': %s\n%v",
q.Select[1].Field, queryStr, q)
}
if q.Select[2].Field != "$foo" {
t.Errorf("Expected '$foo' as first element in 'select' clause but got '%v': %s\n%v",
q.Select[2].Field, queryStr, q)
}
if q.Select[3].Field != "$foo" {
t.Errorf("Expected '$foo' as first element in 'select' clause but got '%v': %s\n%v",
q.Select[3].Field, queryStr, q)
}
if q.Select[3].Operation != Count {
t.Errorf("Expected 'count' as aggregation function of thourth element in "+
"'select' clause but got '%v': %s\n%v", q.Select[3].Operation, queryStr, q)
}
}
|
