Make dart analyzer happy.
diff --git a/test/tuple_test.dart b/test/tuple_test.dart
index 1eeb855..fc0de80 100644
--- a/test/tuple_test.dart
+++ b/test/tuple_test.dart
@@ -83,18 +83,6 @@
       expect(t == Tuple2<int, String>(2, 'b'), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(t == Tuple2<double, String>(1.0, 'a'), isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(t == Tuple2<int, double>(1, 1.0), isFalse);
-    });
-
-    test('does not equal when both types are different', () {
-      expect(t == Tuple2<double, int>(1.0, 1), isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });
@@ -206,18 +194,6 @@
       expect(t == t.withItem3(100), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(t == Tuple3<double, String, int>(1.0, 'a', 10), isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(t == Tuple3<int, double, int>(1, 1.0, 10), isFalse);
-    });
-
-    test('does not equal when third type is different', () {
-      expect(t == Tuple3<int, String, double>(1, 'a', 1.0), isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });
@@ -355,24 +331,6 @@
       expect(t == t.withItem4('c'), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(
-          t == Tuple4<double, String, int, String>(1.0, 'a', 10, 'b'), isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(t == Tuple4<int, double, int, String>(1, 1.0, 10, 'b'), isFalse);
-    });
-
-    test('does not equal when third type is different', () {
-      expect(
-          t == Tuple4<int, String, double, String>(1, 'a', 1.0, 'b'), isFalse);
-    });
-
-    test('does not equal when fourth type is different', () {
-      expect(t == Tuple4<int, String, int, double>(1, 'a', 10, 1.0), isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });
@@ -542,34 +500,6 @@
       expect(t == t.withItem5(0), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(
-          t == Tuple5<double, String, int, String, int>(1.0, 'a', 10, 'b', 100),
-          isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(t == Tuple5<int, double, int, String, int>(1, 1.0, 10, 'b', 100),
-          isFalse);
-    });
-
-    test('does not equal when third type is different', () {
-      expect(
-          t == Tuple5<int, String, double, String, int>(1, 'a', 1.0, 'b', 100),
-          isFalse);
-    });
-
-    test('does not equal when fourth type is different', () {
-      expect(t == Tuple5<int, String, int, double, int>(1, 'a', 10, 1.0, 100),
-          isFalse);
-    });
-
-    test('does not equal when fifth type is different', () {
-      expect(
-          t == Tuple5<int, String, int, String, double>(1, 'a', 10, 'b', 1.0),
-          isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });
@@ -783,54 +713,6 @@
       expect(t == t.withItem6('z'), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(
-          t ==
-              Tuple6<double, String, int, String, int, String>(
-                  1.0, 'a', 10, 'b', 100, 'c'),
-          isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(
-          t ==
-              Tuple6<int, double, int, String, int, String>(
-                  1, 1.0, 10, 'b', 100, 'c'),
-          isFalse);
-    });
-
-    test('does not equal when third type is different', () {
-      expect(
-          t ==
-              Tuple6<int, String, double, String, int, String>(
-                  1, 'a', 1.0, 'b', 100, 'c'),
-          isFalse);
-    });
-
-    test('does not equal when fourth type is different', () {
-      expect(
-          t ==
-              Tuple6<int, String, int, double, int, String>(
-                  1, 'a', 10, 1.0, 100, 'c'),
-          isFalse);
-    });
-
-    test('does not equal when fifth type is different', () {
-      expect(
-          t ==
-              Tuple6<int, String, int, String, double, String>(
-                  1, 'a', 10, 'b', 1.0, 'c'),
-          isFalse);
-    });
-
-    test('does not equal when sixth type is different', () {
-      expect(
-          t ==
-              Tuple6<int, String, int, String, int, double>(
-                  1, 'a', 10, 'b', 100, 0),
-          isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });
@@ -1079,62 +961,6 @@
       expect(t == t.withItem7(0), isFalse);
     });
 
-    test('does not equal when first type is different', () {
-      expect(
-          t ==
-              Tuple7<double, String, int, String, int, String, int>(
-                  1.0, 'a', 10, 'b', 100, 'c', 1000),
-          isFalse);
-    });
-
-    test('does not equal when second type is different', () {
-      expect(
-          t ==
-              Tuple7<int, double, int, String, int, String, int>(
-                  1, 1.0, 10, 'b', 100, 'c', 1000),
-          isFalse);
-    });
-
-    test('does not equal when third type is different', () {
-      expect(
-          t ==
-              Tuple7<int, String, double, String, int, String, int>(
-                  1, 'a', 1.0, 'b', 100, 'c', 1000),
-          isFalse);
-    });
-
-    test('does not equal when fourth type is different', () {
-      expect(
-          t ==
-              Tuple7<int, String, int, double, int, String, int>(
-                  1, 'a', 10, 1.0, 100, 'c', 1000),
-          isFalse);
-    });
-
-    test('does not equal when fifth type is different', () {
-      expect(
-          t ==
-              Tuple7<int, String, int, String, double, String, int>(
-                  1, 'a', 10, 'b', 1.0, 'c', 1000),
-          isFalse);
-    });
-
-    test('does not equal when sixth type is different', () {
-      expect(
-          t ==
-              Tuple7<int, String, int, String, int, double, int>(
-                  1, 'a', 10, 'b', 100, 0.0, 0),
-          isFalse);
-    });
-
-    test('does not equal when sixth type is different', () {
-      expect(
-          t ==
-              Tuple7<int, String, int, String, int, String, double>(
-                  1, 'a', 10, 'b', 100, 'c', 0.0),
-          isFalse);
-    });
-
     test('equals itself', () {
       expect(t == t, isTrue);
     });