Clean up and clarify lambda parameters
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a50db9ad67
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3 changed files with 15 additions and 9 deletions
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@ -15,7 +15,10 @@ public class AfterTest {
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//given
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//given
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final List<String> events = new ArrayList<>();
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final List<String> events = new ArrayList<>();
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final Function<Integer, Integer> squareDecorated =
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final Function<Integer, Integer> squareDecorated =
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After.decorate(i -> function(i, events), (v, r) -> after(v, r, events));
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After.decorate(
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argument -> function(argument, events),
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(argument, result) -> after(argument, result, events)
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);
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//when
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//when
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final Integer result = squareDecorated.apply(2);
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final Integer result = squareDecorated.apply(2);
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//then
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//then
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@ -28,7 +31,7 @@ public class AfterTest {
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final Integer result,
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final Integer result,
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final List<String> events
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final List<String> events
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) {
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) {
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events.add("after " + argument + " -> " + result);
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events.add(String.format("after %d -> %d", argument, result));
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}
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}
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private static Integer function(
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private static Integer function(
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@ -16,7 +16,7 @@ public class AroundTest {
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final List<String> events = new ArrayList<>();
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final List<String> events = new ArrayList<>();
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final Function<Integer, Integer> squareDecorated =
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final Function<Integer, Integer> squareDecorated =
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Around.decorate(
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Around.decorate(
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i -> function(i, events),
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argument -> function(argument, events),
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(executable, argument) -> around(executable, argument, events)
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(executable, argument) -> around(executable, argument, events)
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);
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);
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//when
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//when
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@ -15,26 +15,29 @@ public class BeforeTest {
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//given
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//given
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final List<String> events = new ArrayList<>();
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final List<String> events = new ArrayList<>();
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final Function<Integer, Integer> squareDecorated =
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final Function<Integer, Integer> squareDecorated =
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Before.decorate(v -> before(v, events), i -> function(i, events));
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Before.decorate(
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argument -> before(argument, events),
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argument -> function(argument, events)
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);
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//when
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//when
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final Integer result = squareDecorated.apply(2);
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final Integer result = squareDecorated.apply(2);
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//then
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//then
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assertThat(result).isEqualTo(4);
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assertThat(result).isEqualTo(4);
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assertThat(events).containsExactly("before", "function");
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assertThat(events).containsExactly("before 2", "function");
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}
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}
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private static void before(
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private static void before(
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final Integer v,
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final Integer argument,
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final List<String> events
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final List<String> events
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) {
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) {
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events.add("before");
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events.add("before " + argument);
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}
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}
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private static Integer function(
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private static Integer function(
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final Integer i,
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final Integer argument,
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final List<String> events
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final List<String> events
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) {
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) {
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events.add("function");
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events.add("function");
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return i * i;
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return argument * argument;
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}
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}
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}
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}
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