purescript-httpurple/test/Test/HTTPure/LookupSpec.purs
2017-10-26 17:19:30 -04:00

59 lines
1.8 KiB
Haskell

module Test.HTTPure.LookupSpec where
import Prelude
import Data.Maybe as Maybe
import Data.StrMap as StrMap
import Test.Spec as Spec
import HTTPure.Lookup ((!!), (!@), (!?))
import Test.HTTPure.TestHelpers as TestHelpers
import Test.HTTPure.TestHelpers ((?=))
atSpec :: TestHelpers.Test
atSpec = Spec.describe "at" do
Spec.describe "when the lookup returns a Just" do
Spec.it "is the value inside the Just" do
[ "one", "two", "three" ] !@ 1 ?= "two"
Spec.describe "when the lookup returns a Nothing" do
Spec.it "is mempty" do
[ "one", "two", "three" ] !@ 4 ?= ""
hasSpec :: TestHelpers.Test
hasSpec = Spec.describe "has" do
Spec.describe "when the lookup returns a Just" do
Spec.it "is true" do
[ "one", "two", "three" ] !? 1 ?= true
Spec.describe "when the lookup returns a Nothing" do
Spec.it "is false" do
[ "one", "two", "three" ] !? 4 ?= false
lookupArraySpec :: TestHelpers.Test
lookupArraySpec = Spec.describe "lookupArray" do
Spec.describe "when the index is in bounds" do
Spec.it "is Just the value at the index" do
[ "one", "two", "three" ] !! 1 ?= Maybe.Just "two"
Spec.describe "when the index is out of bounds" do
Spec.it "is Nothing" do
(([ "one", "two", "three" ] !! 4) :: Maybe.Maybe String) ?= Maybe.Nothing
lookupStrMapSpec :: TestHelpers.Test
lookupStrMapSpec = Spec.describe "lookupStrMap" do
Spec.describe "when the key is in the StrMap" do
Spec.it "is Just the value at the given key" do
mockStrMap !! "foo" ?= Maybe.Just "bar"
Spec.describe "when the key is not in the StrMap" do
Spec.it "is Nothing" do
((mockStrMap !! "baz") :: Maybe.Maybe String) ?= Maybe.Nothing
where
mockStrMap = StrMap.singleton "foo" "bar"
lookupSpec :: TestHelpers.Test
lookupSpec = Spec.describe "Lookup" do
atSpec
hasSpec
lookupArraySpec
lookupStrMapSpec