[feature] add MapContainsKey, MapNotContainsKey assertions methods (#9)

Author: golanglibs

assert_collections.go renamed to assert_map.go

@@ -2,83 +2,6 @@ package goassert
 
 import "testing"
 
-/*
-Asserts that the given slice is empty. The assertion fails if the given slice is nil
-*/
-func EmptySlice[T any](t testing.TB, s []T) {
-	t.Helper()
-
-	if s == nil {
-		t.Error("Expected empty slice but got nil")
-		return
-	}
-
-	length := len(s)
-	if length != 0 {
-		t.Errorf("Expected empty slice but got slice with length %d", length)
-	}
-}
-
-/*
-Asserts that the given slice is not nil or empty
-*/
-func NotEmptySlice[T any](t testing.TB, s []T) {
-	t.Helper()
-
-	if s == nil {
-		t.Error("Expected empty slice but got nil")
-		return
-	}
-
-	if len(s) == 0 {
-		t.Error("Expected non- empty slice but got empty slice")
-	}
-}
-
-/*
-Asserts that the given slice has length equal to the specified expected length
-*/
-func SliceLength[T any](t testing.TB, s []T, expectedLength int) {
-	t.Helper()
-
-	length := len(s)
-	if length != expectedLength {
-		t.Errorf("Expected slice to have length of %d but got %d", expectedLength, length)
-	}
-}
-
-/*
-Asserts that the given slice contains the given element. The element must be [comparable]
-*/
-func SliceContains[K comparable](t testing.TB, s []K, element K) {
-	t.Helper()
-
-	if !sliceContains(s, element) {
-		t.Errorf("Element %v could not be found in the slice %v", element, s)
-	}
-}
-
-/*
-Asserts that the given slice does not contain the given element. The element must be [comparable]
-*/
-func SliceNotContains[K comparable](t testing.TB, s []K, element K) {
-	t.Helper()
-
-	if sliceContains(s, element) {
-		t.Errorf("Element %v was not expected to be found in the slice %v", element, s)
-	}
-}
-
-func sliceContains[K comparable](s []K, element K) bool {
-	for _, v := range s {
-		if v == element {
-			return true
-		}
-	}
-
-	return false
-}
-
 /*
 Asserts that the given map is empty. The assertion will fail if the given map is nil
 */
@@ -124,6 +47,30 @@ func MapLength[K comparable, V any](t testing.TB, m map[K]V, expectedLength int)
 	}
 }
 
+/*
+Asserts that the given map contains the given key. The key must be [comparable]
+*/
+func MapContainsKey[K comparable, V any](t testing.TB, m map[K]V, k K) {
+	t.Helper()
+
+	_, found := m[k]
+	if !found {
+		t.Errorf("The given map was expected to contain key %v but did not", k)
+	}
+}
+
+/*
+Asserts that the given map does not contain the given key. The key must be [comparable]
+*/
+func MapNotContainsKey[K comparable, V any](t testing.TB, m map[K]V, k K) {
+	t.Helper()
+
+	_, found := m[k]
+	if found {
+		t.Errorf("The given map was expected to not contain key %v but did", k)
+	}
+}
+
 /*
 Asserts that the given map contains the given key-value pair. The key and value must be [comparable]
 */