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package kamon
package metric
import com.typesafe.config.ConfigFactory
import org.scalatest.{Matchers, WordSpec}
class FilterSpec extends WordSpec with Matchers {
val testConfig = ConfigFactory.parseString(
"""
|kamon.metric.filters {
| accept-unmatched-categories = false
|
| some-category {
| includes = ["**"]
| excludes = ["not-me"]
| }
|
| only-includes {
| includes = ["only-me"]
| }
|
| only-excludes {
| excludes = ["not-me"]
| }
|
| specific-rules {
| includes = ["glob:/user/**", "regex:test-[0-5]"]
| }
|}
""".stripMargin
)
"the entity filters" should {
"use the accept-unmatched-categories setting when there is no configuration for a given category" in {
val acceptUnmatched = Filter.fromConfig(ConfigFactory.parseString("kamon.metric.filters.accept-unmatched-categories=true"))
val rejectUnmatched = Filter.fromConfig(ConfigFactory.parseString("kamon.metric.filters.accept-unmatched-categories=false"))
acceptUnmatched.accept(Entity("a", "b", Map.empty)) shouldBe true
rejectUnmatched.accept(Entity("a", "b", Map.empty)) shouldBe false
}
"accept entities that are matched by any include and none exclude filters" in {
val entityFilter = Filter.fromConfig(testConfig)
entityFilter.accept(Entity("anything", "anything", Map.empty)) shouldBe false
entityFilter.accept(Entity("anything", "some-category", Map.empty)) shouldBe true
entityFilter.accept(Entity("not-me", "some-category", Map.empty)) shouldBe false
}
"allow configuring includes only or excludes only for any category" in {
val entityFilter = Filter.fromConfig(testConfig)
entityFilter.accept(Entity("only-me", "only-includes", Map.empty)) shouldBe true
entityFilter.accept(Entity("anything", "only-includes", Map.empty)) shouldBe false
entityFilter.accept(Entity("any-other", "only-excludes", Map.empty)) shouldBe false
entityFilter.accept(Entity("not-me", "only-excludes", Map.empty)) shouldBe false
}
"allow to explicitly decide whether patterns are treated as Glob or Regex" in {
val entityFilter = Filter.fromConfig(testConfig)
entityFilter.accept(Entity("/user/accepted", "specific-rules", Map.empty)) shouldBe true
entityFilter.accept(Entity("/other/rejected/", "specific-rules", Map.empty)) shouldBe false
entityFilter.accept(Entity("test-5", "specific-rules", Map.empty)) shouldBe true
entityFilter.accept(Entity("test-6", "specific-rules", Map.empty)) shouldBe false
}
}
}
|
