diff --git a/vlib/v/tests/generic_fn_assign_generics_struct_test.v b/vlib/v/tests/generic_fn_assign_generics_struct_test.v
index a27ee1a758..3f23aef188 100644
--- a/vlib/v/tests/generic_fn_assign_generics_struct_test.v
+++ b/vlib/v/tests/generic_fn_assign_generics_struct_test.v
@@ -9,9 +9,21 @@ fn get_test<T>(v T) Test<T> {
 }
 
 fn test_generics_assign_generics_struct() {
-	x := get_test(1)
-	println('$x.v')
-	assert x.v == 1
+	x1 := get_test(1)
+	println('$x1.v')
+	assert x1.v == 1
+
+	x2 := get_test(2.2)
+	println('$x2.v')
+	assert x2.v == 2.2
+
+	x3 := get_test('aaa')
+	println('$x3.v')
+	assert x3.v == 'aaa'
+
+	x4 := get_test(true)
+	println('$x4.v')
+	assert x4.v == true
 }
 
 // test generics assign generics struct_init
@@ -31,8 +43,23 @@ fn (mut n Node<T>) add(val T) {
 }
 
 fn test_generic_fn_assign_generic_struct_init() {
-	mut list := new<int>()
-	list.add(100)
-	println(list.next)
-	assert list.next.val == 100
+	mut list1 := new<int>()
+	list1.add(100)
+	println(list1.next)
+	assert list1.next.val == 100
+
+	mut list2 := new<f64>()
+	list2.add(2.22)
+	println(list2.next)
+	assert list2.next.val == 2.22
+
+	mut list3 := new<bool>()
+	list3.add(false)
+	println(list3.next)
+	assert list3.next.val == false
+
+	mut list4 := new<string>()
+	list4.add('aaa')
+	println(list4.next)
+	assert list4.next.val == 'aaa'
 }
diff --git a/vlib/v/tests/generics_return_multiple_generics_struct_test.v b/vlib/v/tests/generics_return_multiple_generics_struct_test.v
index f143d86398..3b30a564e7 100644
--- a/vlib/v/tests/generics_return_multiple_generics_struct_test.v
+++ b/vlib/v/tests/generics_return_multiple_generics_struct_test.v
@@ -25,14 +25,36 @@ fn set<A, B>(mut opt Foo<A, B>, a A, b B) {
 }
 
 fn test_generics_return_multiple_generics_struct() {
-	mut o := new_foo<int, string>(23, 'aaa')
-	println(get_a<int, string>(o))
-	assert get_a<int, string>(o) == 23
-	println(get_b<int, string>(o))
-	assert get_b<int, string>(o) == 'aaa'
-	set<int, string>(mut o, 42, 'bbb')
-	println(get_a<int, string>(o))
-	assert get_a<int, string>(o) == 42
-	println(get_b<int, string>(o))
-	assert get_b<int, string>(o) == 'bbb'
+	mut o1 := new_foo<int, string>(23, 'aaa')
+	println(get_a<int, string>(o1))
+	assert get_a<int, string>(o1) == 23
+	println(get_b<int, string>(o1))
+	assert get_b<int, string>(o1) == 'aaa'
+	set<int, string>(mut o1, 42, 'bbb')
+	println(get_a<int, string>(o1))
+	assert get_a<int, string>(o1) == 42
+	println(get_b<int, string>(o1))
+	assert get_b<int, string>(o1) == 'bbb'
+
+	mut o2 := new_foo<string, int>('bbb', 22)
+	println(get_a<string, int>(o2))
+	assert get_a<string, int>(o2) == 'bbb'
+	println(get_b<string, int>(o2))
+	assert get_b<string, int>(o2) == 22
+	set<string, int>(mut o2, 'bbb', 42)
+	println(get_a<string, int>(o2))
+	assert get_a<string, int>(o2) == 'bbb'
+	println(get_b<string, int>(o2))
+	assert get_b<string, int>(o2) == 42
+
+	mut o3 := new_foo<int, bool>(23, true)
+	println(get_a<int, bool>(o3))
+	assert get_a<int, bool>(o3) == 23
+	println(get_b<int, bool>(o3))
+	assert get_b<int, bool>(o3) == true
+	set<int, bool>(mut o3, 42, false)
+	println(get_a<int, bool>(o3))
+	assert get_a<int, bool>(o3) == 42
+	println(get_b<int, bool>(o3))
+	assert get_b<int, bool>(o3) == false
 }
diff --git a/vlib/v/tests/generics_return_recursive_generics_struct_test.v b/vlib/v/tests/generics_return_recursive_generics_struct_test.v
index ab0f723d3f..34b22767ff 100644
--- a/vlib/v/tests/generics_return_recursive_generics_struct_test.v
+++ b/vlib/v/tests/generics_return_recursive_generics_struct_test.v
@@ -12,7 +12,19 @@ fn make_node<T>(val []T) Node<T> {
 }
 
 fn test_generics_return_recursive_generics_struct() {
-	n := make_node([1, 2, 3])
-	println(n.val)
-	assert n.val == 1
+	n1 := make_node([1, 2, 3])
+	println(n1.val)
+	assert n1.val == 1
+
+	n2 := make_node([1.1, 2.2, 3.3])
+	println(n2.val)
+	assert n2.val == 1.1
+
+	n3 := make_node([true, false, true])
+	println(n3.val)
+	assert n3.val == true
+
+	n4 := make_node(['aa', 'bb', 'cc'])
+	println(n4.val)
+	assert n4.val == 'aa'
 }
diff --git a/vlib/v/tests/generics_return_reference_generics_struct_test.v b/vlib/v/tests/generics_return_reference_generics_struct_test.v
index 35717777a2..500b64f8f2 100644
--- a/vlib/v/tests/generics_return_reference_generics_struct_test.v
+++ b/vlib/v/tests/generics_return_reference_generics_struct_test.v
@@ -9,7 +9,15 @@ fn new_foo<T>(len int) &Foo<T> {
 }
 
 fn test_generics_return_reference_generics_struct() {
-	f := new_foo<int>(4)
-	println(f)
-	assert f.data == [0, 0, 0, 0]
+	f1 := new_foo<int>(4)
+	println(f1)
+	assert f1.data == [0, 0, 0, 0]
+
+	f2 := new_foo<bool>(4)
+	println(f2)
+	assert f2.data == [false, false, false, false]
+
+	f3 := new_foo<f64>(4)
+	println(f3)
+	assert f3.data == [0.0, 0.0, 0.0, 0.0]
 }
diff --git a/vlib/v/tests/generics_struct_anon_fn_fields_test.v b/vlib/v/tests/generics_struct_anon_fn_fields_test.v
index a20e1630cc..5f4b0c4f33 100644
--- a/vlib/v/tests/generics_struct_anon_fn_fields_test.v
+++ b/vlib/v/tests/generics_struct_anon_fn_fields_test.v
@@ -5,10 +5,31 @@ struct Scope<T> {
 }
 
 fn test_generics_struct_anon_fn_fields() {
-	s := Scope<u32>{}
-	println(s)
-	ts := '$s'
-	assert ts.contains('before: fn () u32')
-	assert ts.contains('specs: []')
-	assert ts.contains('after: fn (u32)')
+	s1 := Scope<u32>{}
+	println(s1)
+	ts1 := '$s1'
+	assert ts1.contains('before: fn () u32')
+	assert ts1.contains('specs: []')
+	assert ts1.contains('after: fn (u32)')
+
+	s2 := Scope<f64>{}
+	println(s2)
+	ts2 := '$s2'
+	assert ts2.contains('before: fn () f64')
+	assert ts2.contains('specs: []')
+	assert ts2.contains('after: fn (f64)')
+
+	s3 := Scope<string>{}
+	println(s3)
+	ts3 := '$s3'
+	assert ts3.contains('before: fn () string')
+	assert ts3.contains('specs: []')
+	assert ts3.contains('after: fn (string)')
+
+	s4 := Scope<bool>{}
+	println(s4)
+	ts4 := '$s4'
+	assert ts4.contains('before: fn () bool')
+	assert ts4.contains('specs: []')
+	assert ts4.contains('after: fn (bool)')
 }
diff --git a/vlib/v/tests/generics_with_embed_generics_test.v b/vlib/v/tests/generics_with_embed_generics_test.v
index d7d15fae5c..3ca713f61e 100644
--- a/vlib/v/tests/generics_with_embed_generics_test.v
+++ b/vlib/v/tests/generics_with_embed_generics_test.v
@@ -28,9 +28,27 @@ fn (mut it Group<T>) next() ?T {
 }
 
 fn test_generics_with_embed_generics() {
-	gx := group_new<int>(1, 2, 3)
-	for x in gx.val {
+	gx1 := group_new<int>(1, 2, 3)
+	for x in gx1.val {
 		println(x)
 	}
-	assert gx.val == [1, 2, 3]
+	assert gx1.val == [1, 2, 3]
+
+	gx2 := group_new<f64>(1.1, 2.2, 3.3)
+	for x in gx2.val {
+		println(x)
+	}
+	assert gx2.val == [1.1, 2.2, 3.3]
+
+	gx3 := group_new<bool>(true, true, false)
+	for x in gx3.val {
+		println(x)
+	}
+	assert gx3.val == [true, true, false]
+
+	gx4 := group_new<string>('aa', 'bb', 'cc')
+	for x in gx4.val {
+		println(x)
+	}
+	assert gx4.val == ['aa', 'bb', 'cc']
 }
diff --git a/vlib/v/tests/generics_with_generics_struct_receiver_test.v b/vlib/v/tests/generics_with_generics_struct_receiver_test.v
index ddedd391a3..72c74dad43 100644
--- a/vlib/v/tests/generics_with_generics_struct_receiver_test.v
+++ b/vlib/v/tests/generics_with_generics_struct_receiver_test.v
@@ -7,7 +7,19 @@ fn (num Num<T>) is_autom() bool {
 }
 
 fn test_generics_with_generic_struct_receiver() {
-	num := Num<int>{3}
-	println(num.is_autom())
-	assert num.is_autom()
+	num1 := Num<int>{3}
+	println(num1.is_autom())
+	assert num1.is_autom()
+
+	num2 := Num<f64>{3.3}
+	println(num2.is_autom())
+	assert num2.is_autom()
+
+	num3 := Num<string>{'aaa'}
+	println(num3.is_autom())
+	assert num3.is_autom()
+
+	num4 := Num<bool>{true}
+	println(num4.is_autom())
+	assert num4.is_autom()
 }