585 lines
19 KiB
Go
585 lines
19 KiB
Go
// Copyright 2013 Prometheus Team
|
|
// 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 rules
|
|
|
|
import (
|
|
"fmt"
|
|
"path"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
clientmodel "github.com/prometheus/client_golang/model"
|
|
|
|
"github.com/prometheus/prometheus/rules/ast"
|
|
"github.com/prometheus/prometheus/stats"
|
|
"github.com/prometheus/prometheus/storage/metric"
|
|
"github.com/prometheus/prometheus/utility/test"
|
|
)
|
|
|
|
var (
|
|
testEvalTime = testStartTime.Add(testSampleInterval * 10)
|
|
fixturesPath = "fixtures"
|
|
)
|
|
|
|
func annotateWithTime(lines []string, timestamp time.Time) []string {
|
|
annotatedLines := []string{}
|
|
for _, line := range lines {
|
|
annotatedLines = append(annotatedLines, fmt.Sprintf(line, timestamp))
|
|
}
|
|
return annotatedLines
|
|
}
|
|
|
|
func vectorComparisonString(expected []string, actual []string) string {
|
|
separator := "\n--------------\n"
|
|
return fmt.Sprintf("Expected:%v%v%v\nActual:%v%v%v ",
|
|
separator,
|
|
strings.Join(expected, "\n"),
|
|
separator,
|
|
separator,
|
|
strings.Join(actual, "\n"),
|
|
separator)
|
|
}
|
|
|
|
type testTieredStorageCloser struct {
|
|
storage *metric.TieredStorage
|
|
directory test.Closer
|
|
}
|
|
|
|
func (t testTieredStorageCloser) Close() {
|
|
t.storage.Close()
|
|
t.directory.Close()
|
|
}
|
|
|
|
// This is copied from storage/metric/helpers_test.go, which is unfortunate but
|
|
// presently required to make things work.
|
|
func NewTestTieredStorage(t test.Tester) (storage *metric.TieredStorage, closer test.Closer) {
|
|
var directory test.TemporaryDirectory
|
|
directory = test.NewTemporaryDirectory("test_tiered_storage", t)
|
|
storage, err := metric.NewTieredStorage(2500, 1000, 5*time.Second, 0*time.Second, directory.Path())
|
|
|
|
if err != nil {
|
|
if storage != nil {
|
|
storage.Close()
|
|
}
|
|
directory.Close()
|
|
t.Fatalf("Error creating storage: %s", err)
|
|
}
|
|
|
|
if storage == nil {
|
|
directory.Close()
|
|
t.Fatalf("storage == nil")
|
|
}
|
|
started := make(chan bool)
|
|
go storage.Serve(started)
|
|
<-started
|
|
closer = &testTieredStorageCloser{
|
|
storage: storage,
|
|
directory: directory,
|
|
}
|
|
return
|
|
}
|
|
|
|
func newTestStorage(t test.Tester) (storage *metric.TieredStorage, closer test.Closer) {
|
|
storage, closer = NewTestTieredStorage(t)
|
|
if storage == nil {
|
|
t.Fatal("storage == nil")
|
|
}
|
|
storeMatrix(*storage, testMatrix)
|
|
return
|
|
}
|
|
|
|
func TestExpressions(t *testing.T) {
|
|
// Labels in expected output need to be alphabetically sorted.
|
|
var expressionTests = []struct {
|
|
expr string
|
|
output []string
|
|
shouldFail bool
|
|
checkOrder bool
|
|
fullRanges int
|
|
intervalRanges int
|
|
}{
|
|
{
|
|
expr: `SUM(http_requests)`,
|
|
output: []string{`http_requests => 3600 @[%v]`},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 1000 @[%v]`,
|
|
`http_requests{job="app-server"} => 2600 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `
|
|
// Test comment.
|
|
SUM(http_requests) BY /* comments shouldn't
|
|
have any effect */ (job) // another comment`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 1000 @[%v]`,
|
|
`http_requests{job="app-server"} => 2600 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `COUNT(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 4 @[%v]`,
|
|
`http_requests{job="app-server"} => 4 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job, group)`,
|
|
output: []string{
|
|
`http_requests{group="canary", job="api-server"} => 700 @[%v]`,
|
|
`http_requests{group="canary", job="app-server"} => 1500 @[%v]`,
|
|
`http_requests{group="production", job="api-server"} => 300 @[%v]`,
|
|
`http_requests{group="production", job="app-server"} => 1100 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `AVG(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 250 @[%v]`,
|
|
`http_requests{job="app-server"} => 650 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `MIN(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 100 @[%v]`,
|
|
`http_requests{job="app-server"} => 500 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `MAX(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 400 @[%v]`,
|
|
`http_requests{job="app-server"} => 800 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) - COUNT(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 996 @[%v]`,
|
|
`http_requests{job="app-server"} => 2596 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) - 2`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 998 @[%v]`,
|
|
`http_requests{job="app-server"} => 2598 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) % 3`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 1 @[%v]`,
|
|
`http_requests{job="app-server"} => 2 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) / 0`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => +Inf @[%v]`,
|
|
`http_requests{job="app-server"} => +Inf @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) > 1000`,
|
|
output: []string{
|
|
`http_requests{job="app-server"} => 2600 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) <= 1000`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 1000 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) != 1000`,
|
|
output: []string{
|
|
`http_requests{job="app-server"} => 2600 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) == 1000`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 1000 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `SUM(http_requests) BY (job) + SUM(http_requests) BY (job)`,
|
|
output: []string{
|
|
`http_requests{job="api-server"} => 2000 @[%v]`,
|
|
`http_requests{job="app-server"} => 5200 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `http_requests{job="api-server", group="canary"}`,
|
|
output: []string{
|
|
`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 2,
|
|
}, {
|
|
expr: `http_requests{job="api-server", group="canary"} + delta(http_requests{job="api-server"}[5m], 1)`,
|
|
output: []string{
|
|
`http_requests{group="canary", instance="0", job="api-server"} => 330 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="api-server"} => 440 @[%v]`,
|
|
},
|
|
fullRanges: 4,
|
|
intervalRanges: 0,
|
|
}, {
|
|
expr: `delta(http_requests[25m], 1)`,
|
|
output: []string{
|
|
`http_requests{group="canary", instance="0", job="api-server"} => 150 @[%v]`,
|
|
`http_requests{group="canary", instance="0", job="app-server"} => 350 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="api-server"} => 200 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="app-server"} => 400 @[%v]`,
|
|
`http_requests{group="production", instance="0", job="api-server"} => 50 @[%v]`,
|
|
`http_requests{group="production", instance="0", job="app-server"} => 250 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="api-server"} => 100 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="app-server"} => 300 @[%v]`,
|
|
},
|
|
fullRanges: 8,
|
|
intervalRanges: 0,
|
|
}, {
|
|
expr: `sort(http_requests)`,
|
|
output: []string{
|
|
`http_requests{group="production", instance="0", job="api-server"} => 100 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="api-server"} => 200 @[%v]`,
|
|
`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
|
|
`http_requests{group="production", instance="0", job="app-server"} => 500 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="app-server"} => 600 @[%v]`,
|
|
`http_requests{group="canary", instance="0", job="app-server"} => 700 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="app-server"} => 800 @[%v]`,
|
|
},
|
|
checkOrder: true,
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
expr: `sort_desc(http_requests)`,
|
|
output: []string{
|
|
`http_requests{group="canary", instance="1", job="app-server"} => 800 @[%v]`,
|
|
`http_requests{group="canary", instance="0", job="app-server"} => 700 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="app-server"} => 600 @[%v]`,
|
|
`http_requests{group="production", instance="0", job="app-server"} => 500 @[%v]`,
|
|
`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
|
|
`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
|
|
`http_requests{group="production", instance="1", job="api-server"} => 200 @[%v]`,
|
|
`http_requests{group="production", instance="0", job="api-server"} => 100 @[%v]`,
|
|
},
|
|
checkOrder: true,
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
// Single-letter label names and values.
|
|
expr: `x{y="testvalue"}`,
|
|
output: []string{
|
|
`x{y="testvalue"} => 100 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 1,
|
|
}, {
|
|
// Lower-cased aggregation operators should work too.
|
|
expr: `sum(http_requests) by (job) + min(http_requests) by (job) + max(http_requests) by (job) + avg(http_requests) by (job)`,
|
|
output: []string{
|
|
`http_requests{job="app-server"} => 4550 @[%v]`,
|
|
`http_requests{job="api-server"} => 1750 @[%v]`,
|
|
},
|
|
fullRanges: 0,
|
|
intervalRanges: 8,
|
|
}, {
|
|
// Deltas should be adjusted for target interval vs. samples under target interval.
|
|
expr: `delta(http_requests{group="canary", instance="1", job="app-server"}[18m], 1)`,
|
|
output: []string{`http_requests{group="canary", instance="1", job="app-server"} => 288 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Rates should transform per-interval deltas to per-second rates.
|
|
expr: `rate(http_requests{group="canary", instance="1", job="app-server"}[10m])`,
|
|
output: []string{`http_requests{group="canary", instance="1", job="app-server"} => 0.26666666666666666 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Counter resets in middle of range are ignored by delta() if counter == 1.
|
|
expr: `delta(testcounter_reset_middle[50m], 1)`,
|
|
output: []string{`testcounter_reset_middle => 90 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Counter resets in middle of range are not ignored by delta() if counter == 0.
|
|
expr: `delta(testcounter_reset_middle[50m], 0)`,
|
|
output: []string{`testcounter_reset_middle => 50 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Counter resets at end of range are ignored by delta() if counter == 1.
|
|
expr: `delta(testcounter_reset_end[5m], 1)`,
|
|
output: []string{`testcounter_reset_end => 0 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Counter resets at end of range are not ignored by delta() if counter == 0.
|
|
expr: `delta(testcounter_reset_end[5m], 0)`,
|
|
output: []string{`testcounter_reset_end => -90 @[%v]`},
|
|
fullRanges: 1,
|
|
intervalRanges: 0,
|
|
}, {
|
|
// Empty expressions shouldn"t parse.
|
|
expr: ``,
|
|
shouldFail: true,
|
|
}, {
|
|
// Subtracting a vector from a scalar is not supported.
|
|
expr: `1 - http_requests`,
|
|
shouldFail: true,
|
|
}, {
|
|
// Interval durations can"t be in quotes.
|
|
expr: `http_requests["1m"]`,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
tieredStorage, closer := newTestStorage(t)
|
|
defer closer.Close()
|
|
tieredStorage.Flush()
|
|
|
|
for i, exprTest := range expressionTests {
|
|
expectedLines := annotateWithTime(exprTest.output, testEvalTime)
|
|
|
|
testExpr, err := LoadExprFromString(exprTest.expr)
|
|
|
|
if err != nil {
|
|
if exprTest.shouldFail {
|
|
continue
|
|
}
|
|
t.Errorf("%d. Error during parsing: %v", i, err)
|
|
t.Errorf("%d. Expression: %v", i, exprTest.expr)
|
|
} else {
|
|
if exprTest.shouldFail {
|
|
t.Errorf("%d. Test should fail, but didn't", i)
|
|
}
|
|
failed := false
|
|
resultStr := ast.EvalToString(testExpr, testEvalTime, ast.TEXT, tieredStorage, stats.NewTimerGroup())
|
|
resultLines := strings.Split(resultStr, "\n")
|
|
|
|
if len(exprTest.output) != len(resultLines) {
|
|
t.Errorf("%d. Number of samples in expected and actual output don't match", i)
|
|
failed = true
|
|
}
|
|
|
|
if exprTest.checkOrder {
|
|
for j, expectedSample := range expectedLines {
|
|
if resultLines[j] != expectedSample {
|
|
t.Errorf("%d.%d. Expected sample '%v', got '%v'", i, j, resultLines[j], expectedSample)
|
|
failed = true
|
|
}
|
|
}
|
|
} else {
|
|
for j, expectedSample := range expectedLines {
|
|
found := false
|
|
for _, actualSample := range resultLines {
|
|
if actualSample == expectedSample {
|
|
found = true
|
|
}
|
|
}
|
|
if !found {
|
|
t.Errorf("%d.%d. Couldn't find expected sample in output: '%v'", i, j, expectedSample)
|
|
failed = true
|
|
}
|
|
}
|
|
}
|
|
|
|
analyzer := ast.NewQueryAnalyzer(tieredStorage)
|
|
analyzer.AnalyzeQueries(testExpr)
|
|
if exprTest.fullRanges != len(analyzer.FullRanges) {
|
|
t.Errorf("%d. Count of full ranges didn't match: %v vs %v", i, exprTest.fullRanges, len(analyzer.FullRanges))
|
|
failed = true
|
|
}
|
|
if exprTest.intervalRanges != len(analyzer.IntervalRanges) {
|
|
t.Errorf("%d. Count of interval ranges didn't match: %v vs %v", i, exprTest.intervalRanges, len(analyzer.IntervalRanges))
|
|
failed = true
|
|
}
|
|
|
|
if failed {
|
|
t.Errorf("%d. Expression: %v\n%v", i, exprTest.expr, vectorComparisonString(expectedLines, resultLines))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
var ruleTests = []struct {
|
|
inputFile string
|
|
shouldFail bool
|
|
errContains string
|
|
numRecordingRules int
|
|
numAlertingRules int
|
|
}{
|
|
{
|
|
inputFile: "empty.rules",
|
|
numRecordingRules: 0,
|
|
numAlertingRules: 0,
|
|
}, {
|
|
inputFile: "mixed.rules",
|
|
numRecordingRules: 2,
|
|
numAlertingRules: 2,
|
|
},
|
|
{
|
|
inputFile: "syntax_error.rules",
|
|
shouldFail: true,
|
|
errContains: "Error parsing rules at line 5",
|
|
},
|
|
{
|
|
inputFile: "non_vector.rules",
|
|
shouldFail: true,
|
|
errContains: "does not evaluate to vector type",
|
|
},
|
|
}
|
|
|
|
func TestRules(t *testing.T) {
|
|
for i, ruleTest := range ruleTests {
|
|
testRules, err := LoadRulesFromFile(path.Join(fixturesPath, ruleTest.inputFile))
|
|
|
|
if err != nil {
|
|
if !ruleTest.shouldFail {
|
|
t.Fatalf("%d. Error parsing rules file %v: %v", i, ruleTest.inputFile, err)
|
|
} else {
|
|
if !strings.Contains(err.Error(), ruleTest.errContains) {
|
|
t.Fatalf("%d. Expected error containing '%v', got: %v", i, ruleTest.errContains, err)
|
|
}
|
|
}
|
|
} else {
|
|
numRecordingRules := 0
|
|
numAlertingRules := 0
|
|
|
|
for j, rule := range testRules {
|
|
switch rule.(type) {
|
|
case *RecordingRule:
|
|
numRecordingRules++
|
|
case *AlertingRule:
|
|
numAlertingRules++
|
|
default:
|
|
t.Fatalf("%d.%d. Unknown rule type!", i, j)
|
|
}
|
|
}
|
|
|
|
if numRecordingRules != ruleTest.numRecordingRules {
|
|
t.Fatalf("%d. Expected %d recording rules, got %d", i, ruleTest.numRecordingRules, numRecordingRules)
|
|
}
|
|
if numAlertingRules != ruleTest.numAlertingRules {
|
|
t.Fatalf("%d. Expected %d alerting rules, got %d", i, ruleTest.numAlertingRules, numAlertingRules)
|
|
}
|
|
|
|
// TODO(julius): add more complex checks on the parsed rules here.
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAlertingRule(t *testing.T) {
|
|
// Labels in expected output need to be alphabetically sorted.
|
|
var evalOutputs = [][]string{
|
|
{
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="0", job="app-server", severity="critical"} => 1 @[%v]`,
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="1", job="app-server", severity="critical"} => 1 @[%v]`,
|
|
},
|
|
{
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="0", job="app-server", severity="critical"} => 0 @[%v]`,
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="0", job="app-server", severity="critical"} => 1 @[%v]`,
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="1", job="app-server", severity="critical"} => 0 @[%v]`,
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="1", job="app-server", severity="critical"} => 1 @[%v]`,
|
|
},
|
|
{
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="1", job="app-server", severity="critical"} => 0 @[%v]`,
|
|
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="0", job="app-server", severity="critical"} => 0 @[%v]`,
|
|
},
|
|
{
|
|
/* empty */
|
|
},
|
|
{
|
|
/* empty */
|
|
},
|
|
}
|
|
|
|
tieredStorage, closer := newTestStorage(t)
|
|
defer closer.Close()
|
|
tieredStorage.Flush()
|
|
|
|
alertExpr, err := LoadExprFromString(`http_requests{group="canary", job="app-server"} < 100`)
|
|
if err != nil {
|
|
t.Fatalf("Unable to parse alert expression: %s", err)
|
|
}
|
|
alertName := "HttpRequestRateLow"
|
|
alertLabels := clientmodel.LabelSet{
|
|
"severity": "critical",
|
|
}
|
|
rule := NewAlertingRule(alertName, alertExpr.(ast.VectorNode), time.Minute, alertLabels, "summary", "description")
|
|
|
|
for i, expected := range evalOutputs {
|
|
evalTime := testStartTime.Add(testSampleInterval * time.Duration(i))
|
|
actual, err := rule.Eval(evalTime, tieredStorage)
|
|
if err != nil {
|
|
t.Fatalf("Error during alerting rule evaluation: %s", err)
|
|
}
|
|
actualLines := strings.Split(actual.String(), "\n")
|
|
expectedLines := annotateWithTime(expected, evalTime)
|
|
if actualLines[0] == "" {
|
|
actualLines = []string{}
|
|
}
|
|
|
|
failed := false
|
|
if len(actualLines) != len(expectedLines) {
|
|
t.Errorf("%d. Number of samples in expected and actual output don't match (%d vs. %d)", i, len(expectedLines), len(actualLines))
|
|
failed = true
|
|
}
|
|
|
|
for j, expectedSample := range expectedLines {
|
|
found := false
|
|
for _, actualSample := range actualLines {
|
|
if actualSample == expectedSample {
|
|
found = true
|
|
}
|
|
}
|
|
if !found {
|
|
t.Errorf("%d.%d. Couldn't find expected sample in output: '%v'", i, j, expectedSample)
|
|
failed = true
|
|
}
|
|
}
|
|
|
|
if failed {
|
|
t.Fatalf("%d. Expected and actual outputs don't match:\n%v", i, vectorComparisonString(expectedLines, actualLines))
|
|
}
|
|
}
|
|
}
|