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8c4c360472
gatus/core/condition_test.go
David Chidell 2c8714f1fa
Truncate long string when using pattern function (#100) 
- Omits verbose responses when using pattern match
- Change contains to match prefix and suffix, add 2nd test
2021-03-14 13:05:16 -04:00

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package core
import (
"strconv"
"testing"
"time"
)
func TestCondition_evaluate(t *testing.T) {
type scenario struct {
Name string
Condition Condition
Result *Result
ExpectedSuccess bool
ExpectedOutput string
}
scenarios := []scenario{
{
Name: "ip",
Condition: Condition("[IP] == 127.0.0.1"),
Result: &Result{IP: "127.0.0.1"},
ExpectedSuccess: true,
ExpectedOutput: "[IP] == 127.0.0.1",
},
{
Name: "status",
Condition: Condition("[STATUS] == 200"),
Result: &Result{HTTPStatus: 200},
ExpectedSuccess: true,
ExpectedOutput: "[STATUS] == 200",
},
{
Name: "status-failure",
Condition: Condition("[STATUS] == 200"),
Result: &Result{HTTPStatus: 500},
ExpectedSuccess: false,
ExpectedOutput: "[STATUS] (500) == 200",
},
{
Name: "status-using-less-than",
Condition: Condition("[STATUS] < 300"),
Result: &Result{HTTPStatus: 201},
ExpectedSuccess: true,
ExpectedOutput: "[STATUS] < 300",
},
{
Name: "status-using-less-than-failure",
Condition: Condition("[STATUS] < 300"),
Result: &Result{HTTPStatus: 404},
ExpectedSuccess: false,
ExpectedOutput: "[STATUS] (404) < 300",
},
{
Name: "response-time-using-less-than",
Condition: Condition("[RESPONSE_TIME] < 500"),
Result: &Result{Duration: 50 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] < 500",
},
{
Name: "response-time-using-less-than-with-duration",
Condition: Condition("[RESPONSE_TIME] < 1s"),
Result: &Result{Duration: 50 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] < 1s",
},
{
Name: "response-time-using-less-than-invalid",
Condition: Condition("[RESPONSE_TIME] < potato"),
Result: &Result{Duration: 50 * time.Millisecond},
ExpectedSuccess: false,
ExpectedOutput: "[RESPONSE_TIME] (50) < potato (0)", // Non-numerical values automatically resolve to 0
},
{
Name: "response-time-using-greater-than",
Condition: Condition("[RESPONSE_TIME] > 500"),
Result: &Result{Duration: 750 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] > 500",
},
{
Name: "response-time-using-greater-than-with-duration",
Condition: Condition("[RESPONSE_TIME] > 1s"),
Result: &Result{Duration: 2 * time.Second},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] > 1s",
},
{
Name: "response-time-using-greater-than-or-equal-to-equal",
Condition: Condition("[RESPONSE_TIME] >= 500"),
Result: &Result{Duration: 500 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] >= 500",
},
{
Name: "response-time-using-greater-than-or-equal-to-greater",
Condition: Condition("[RESPONSE_TIME] >= 500"),
Result: &Result{Duration: 499 * time.Millisecond},
ExpectedSuccess: false,
ExpectedOutput: "[RESPONSE_TIME] (499) >= 500",
},
{
Name: "response-time-using-greater-than-or-equal-to-failure",
Condition: Condition("[RESPONSE_TIME] >= 500"),
Result: &Result{Duration: 499 * time.Millisecond},
ExpectedSuccess: false,
ExpectedOutput: "[RESPONSE_TIME] (499) >= 500",
},
{
Name: "response-time-using-less-than-or-equal-to-equal",
Condition: Condition("[RESPONSE_TIME] <= 500"),
Result: &Result{Duration: 500 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] <= 500",
},
{
Name: "response-time-using-less-than-or-equal-to-less",
Condition: Condition("[RESPONSE_TIME] <= 500"),
Result: &Result{Duration: 25 * time.Millisecond},
ExpectedSuccess: true,
ExpectedOutput: "[RESPONSE_TIME] <= 500",
},
{
Name: "response-time-using-less-than-or-equal-to-failure",
Condition: Condition("[RESPONSE_TIME] <= 500"),
Result: &Result{Duration: 750 * time.Millisecond},
ExpectedSuccess: false,
ExpectedOutput: "[RESPONSE_TIME] (750) <= 500",
},
{
Name: "body",
Condition: Condition("[BODY] == test"),
Result: &Result{body: []byte("test")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY] == test",
},
{
Name: "body-jsonpath",
Condition: Condition("[BODY].status == UP"),
Result: &Result{body: []byte("{\"status\":\"UP\"}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].status == UP",
},
{
Name: "body-jsonpath-complex",
Condition: Condition("[BODY].data.name == john"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1, \"name\": \"john\"}}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].data.name == john",
},
{
Name: "body-jsonpath-complex-invalid",
Condition: Condition("[BODY].data.name == john"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1}}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].data.name (INVALID) == john",
},
{
Name: "body-jsonpath-complex-len",
Condition: Condition("len([BODY].data.name) == 4"),
Result: &Result{body: []byte("{\"data\": {\"name\": \"john\"}}")},
ExpectedSuccess: true,
ExpectedOutput: "len([BODY].data.name) == 4",
},
{
Name: "body-jsonpath-complex-len-invalid",
Condition: Condition("len([BODY].data.name) == john"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1}}")},
ExpectedSuccess: false,
ExpectedOutput: "len([BODY].data.name) (INVALID) == john",
},
{
Name: "body-jsonpath-double-placeholder",
Condition: Condition("[BODY].user.firstName != [BODY].user.lastName"),
Result: &Result{body: []byte("{\"user\": {\"firstName\": \"john\", \"lastName\": \"doe\"}}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].user.firstName != [BODY].user.lastName",
},
{
Name: "body-jsonpath-double-placeholder-failure",
Condition: Condition("[BODY].user.firstName == [BODY].user.lastName"),
Result: &Result{body: []byte("{\"user\": {\"firstName\": \"john\", \"lastName\": \"doe\"}}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].user.firstName (john) == [BODY].user.lastName (doe)",
},
{
Name: "body-jsonpath-complex-int",
Condition: Condition("[BODY].data.id == 1"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1}}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].data.id == 1",
},
{
Name: "body-jsonpath-complex-array-int",
Condition: Condition("[BODY].data[1].id == 2"),
Result: &Result{body: []byte("{\"data\": [{\"id\": 1}, {\"id\": 2}, {\"id\": 3}]}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].data[1].id == 2",
},
{
Name: "body-jsonpath-complex-int-using-greater-than",
Condition: Condition("[BODY].data.id > 0"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1}}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].data.id > 0",
},
{
Name: "body-jsonpath-complex-int-using-greater-than-failure",
Condition: Condition("[BODY].data.id > 5"),
Result: &Result{body: []byte("{\"data\": {\"id\": 1}}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].data.id (1) > 5",
},
{
Name: "body-jsonpath-complex-int-using-less-than",
Condition: Condition("[BODY].data.id < 5"),
Result: &Result{body: []byte("{\"data\": {\"id\": 2}}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].data.id < 5",
},
{
Name: "body-jsonpath-complex-int-using-less-than-failure",
Condition: Condition("[BODY].data.id < 5"),
Result: &Result{body: []byte("{\"data\": {\"id\": 10}}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].data.id (10) < 5",
},
{
Name: "body-len-array",
Condition: Condition("len([BODY].data) == 3"),
Result: &Result{body: []byte("{\"data\": [{\"id\": 1}, {\"id\": 2}, {\"id\": 3}]}")},
ExpectedSuccess: true,
ExpectedOutput: "len([BODY].data) == 3",
},
{
Name: "body-len-array-invalid",
Condition: Condition("len([BODY].data) == 8"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: false,
ExpectedOutput: "len([BODY].data) (INVALID) == 8",
},
{
Name: "body-len-string",
Condition: Condition("len([BODY].name) == 8"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: true,
ExpectedOutput: "len([BODY].name) == 8",
},
{
Name: "body-pattern",
Condition: Condition("[BODY] == pat(*john*)"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY] == pat(*john*)",
},
{
Name: "body-pattern-2",
Condition: Condition("[BODY].name == pat(john*)"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].name == pat(john*)",
},
{
Name: "body-pattern-failure",
Condition: Condition("[BODY].name == pat(bob*)"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].name (john.doe) == pat(bob*)",
},
{
Name: "body-pattern-html",
Condition: Condition("[BODY] == pat(*<div id=\"user\">john.doe</div>*)"),
Result: &Result{body: []byte(`<!DOCTYPE html><html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head><body><div id="user">john.doe</div></body></html>`)},
ExpectedSuccess: true,
ExpectedOutput: "[BODY] == pat(*<div id=\"user\">john.doe</div>*)",
},
{
Name: "body-pattern-html-failure",
Condition: Condition("[BODY] == pat(*<div id=\"user\">john.doe</div>*)"),
Result: &Result{body: []byte(`<!DOCTYPE html><html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head><body><div id="user">jane.doe</div></body></html>`)},
ExpectedSuccess: false,
ExpectedOutput: "[BODY] (<!DOCTYPE html><html lang...(truncated)) == pat(*<div id=\"user\">john.doe</div>*)",
},
{
Name: "body-pattern-html-failure-alt",
Condition: Condition("pat(*<div id=\"user\">john.doe</div>*) == [BODY]"),
Result: &Result{body: []byte(`<!DOCTYPE html><html lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head><body><div id="user">jane.doe</div></body></html>`)},
ExpectedSuccess: false,
ExpectedOutput: "pat(*<div id=\"user\">john.doe</div>*) == [BODY] (<!DOCTYPE html><html lang...(truncated))",
},
{
Name: "ip-pattern",
Condition: Condition("[IP] == pat(10.*)"),
Result: &Result{IP: "10.0.0.0"},
ExpectedSuccess: true,
ExpectedOutput: "[IP] == pat(10.*)",
},
{
Name: "ip-pattern-failure",
Condition: Condition("[IP] == pat(10.*)"),
Result: &Result{IP: "255.255.255.255"},
ExpectedSuccess: false,
ExpectedOutput: "[IP] (255.255.255.255) == pat(10.*)",
},
{
Name: "status-pattern",
Condition: Condition("[STATUS] == pat(4*)"),
Result: &Result{HTTPStatus: 404},
ExpectedSuccess: true,
ExpectedOutput: "[STATUS] == pat(4*)",
},
{
Name: "status-pattern-failure",
Condition: Condition("[STATUS] == pat(4*)"),
Result: &Result{HTTPStatus: 200},
ExpectedSuccess: false,
ExpectedOutput: "[STATUS] (200) == pat(4*)",
},
{
Name: "body-any",
Condition: Condition("[BODY].name == any(john.doe, jane.doe)"),
Result: &Result{body: []byte("{\"name\": \"john.doe\"}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].name == any(john.doe, jane.doe)",
},
{
Name: "body-any-2",
Condition: Condition("[BODY].name == any(john.doe, jane.doe)"),
Result: &Result{body: []byte("{\"name\": \"jane.doe\"}")},
ExpectedSuccess: true,
ExpectedOutput: "[BODY].name == any(john.doe, jane.doe)",
},
{
Name: "body-any-failure",
Condition: Condition("[BODY].name == any(john.doe, jane.doe)"),
Result: &Result{body: []byte("{\"name\": \"bob\"}")},
ExpectedSuccess: false,
ExpectedOutput: "[BODY].name (bob) == any(john.doe, jane.doe)",
},
{
Name: "status-any",
Condition: Condition("[STATUS] == any(200, 429)"),
Result: &Result{HTTPStatus: 200},
ExpectedSuccess: true,
ExpectedOutput: "[STATUS] == any(200, 429)",
},
{
Name: "status-any-2",
Condition: Condition("[STATUS] == any(200, 429)"),
Result: &Result{HTTPStatus: 429},
ExpectedSuccess: true,
ExpectedOutput: "[STATUS] == any(200, 429)",
},
{
Name: "status-any-reverse",
Condition: Condition("any(200, 429) == [STATUS]"),
Result: &Result{HTTPStatus: 429},
ExpectedSuccess: true,
ExpectedOutput: "any(200, 429) == [STATUS]",
},
{
Name: "status-any-failure",
Condition: Condition("[STATUS] == any(200, 429)"),
Result: &Result{HTTPStatus: 404},
ExpectedSuccess: false,
ExpectedOutput: "[STATUS] (404) == any(200, 429)",
},
{
Name: "connected",
Condition: Condition("[CONNECTED] == true"),
Result: &Result{Connected: true},
ExpectedSuccess: true,
ExpectedOutput: "[CONNECTED] == true",
},
{
Name: "connected-failure",
Condition: Condition("[CONNECTED] == true"),
Result: &Result{Connected: false},
ExpectedSuccess: false,
ExpectedOutput: "[CONNECTED] (false) == true",
},
{
Name: "certificate-expiration-not-set",
Condition: Condition("[CERTIFICATE_EXPIRATION] == 0"),
Result: &Result{},
ExpectedSuccess: true,
ExpectedOutput: "[CERTIFICATE_EXPIRATION] == 0",
},
{
Name: "certificate-expiration-greater-than-numerical",
Condition: Condition("[CERTIFICATE_EXPIRATION] > " + strconv.FormatInt((time.Hour*24*28).Milliseconds(), 10)),
Result: &Result{CertificateExpiration: time.Hour * 24 * 60},
ExpectedSuccess: true,
ExpectedOutput: "[CERTIFICATE_EXPIRATION] > 2419200000",
},
{
Name: "certificate-expiration-greater-than-numerical-failure",
Condition: Condition("[CERTIFICATE_EXPIRATION] > " + strconv.FormatInt((time.Hour*24*28).Milliseconds(), 10)),
Result: &Result{CertificateExpiration: time.Hour * 24 * 14},
ExpectedSuccess: false,
ExpectedOutput: "[CERTIFICATE_EXPIRATION] (1209600000) > 2419200000",
},
{
Name: "certificate-expiration-greater-than-duration",
Condition: Condition("[CERTIFICATE_EXPIRATION] > 12h"),
Result: &Result{CertificateExpiration: 24 * time.Hour},
ExpectedSuccess: true,
ExpectedOutput: "[CERTIFICATE_EXPIRATION] > 12h",
},
{
Name: "certificate-expiration-greater-than-duration",
Condition: Condition("[CERTIFICATE_EXPIRATION] > 48h"),
Result: &Result{CertificateExpiration: 24 * time.Hour},
ExpectedSuccess: false,
ExpectedOutput: "[CERTIFICATE_EXPIRATION] (86400000) > 48h (172800000)",
},
{
Name: "has",
Condition: Condition("has([BODY].errors) == false"),
Result: &Result{body: []byte("{}")},
ExpectedSuccess: true,
ExpectedOutput: "has([BODY].errors) == false",
},
{
Name: "has-failure",
Condition: Condition("has([BODY].errors) == false"),
Result: &Result{body: []byte("{\"errors\": [\"1\"]}")},
ExpectedSuccess: false,
ExpectedOutput: "has([BODY].errors) (true) == false",
},
{
Name: "no-placeholders",
Condition: Condition("1 == 2"),
Result: &Result{},
ExpectedSuccess: false,
ExpectedOutput: "1 == 2",
},
}
for _, scenario := range scenarios {
t.Run(scenario.Name, func(t *testing.T) {
scenario.Condition.evaluate(scenario.Result)
if scenario.Result.ConditionResults[0].Success != scenario.ExpectedSuccess {
t.Errorf("Condition '%s' should have been success=%v", scenario.Condition, scenario.ExpectedSuccess)
}
if scenario.Result.ConditionResults[0].Condition != scenario.ExpectedOutput {
t.Errorf("Condition '%s' should have resolved to '%s', got '%s'", scenario.Condition, scenario.ExpectedOutput, scenario.Result.ConditionResults[0].Condition)
}
})
}
}
func TestCondition_evaluateWithInvalidOperator(t *testing.T) {
condition := Condition("[STATUS] ? 201")
result := &Result{HTTPStatus: 201}
condition.evaluate(result)
if result.Success {
t.Error("condition was invalid, result should've been a failure")
}
if len(result.Errors) != 1 {
t.Error("condition was invalid, result should've had an error")
}
}
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