diff --git a/crates/compiler/test_gen/src/gen_compare.rs b/crates/compiler/test_gen/src/gen_compare.rs
index c528b49921a..e3c22973e57 100644
--- a/crates/compiler/test_gen/src/gen_compare.rs
+++ b/crates/compiler/test_gen/src/gen_compare.rs
@@ -9,9 +9,86 @@ use crate::helpers::wasm::assert_evals_to;
 
 use indoc::indoc;
 
+#[test]
+#[cfg(any(feature = "gen-llvm", feature = "gen-dev", feature = "gen-wasm"))]
+fn compare_u64() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : U64
+                i = 1
+
+                j : U64
+                j = 2
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        2,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : U64
+                i = 2
+
+                j : U64
+                j = 1
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        1,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : U64
+                i = 1
+
+                j : U64
+                j = 1
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        0,
+        u8
+    );
+}
+
 #[test]
 #[cfg(any(feature = "gen-llvm", feature = "gen-dev", feature = "gen-wasm"))]
 fn compare_i64() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : I64
+                i = -1
+
+                j : I64
+                j = 1
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        2,
+        u8
+    );
     assert_evals_to!(
         indoc!(
             r#"
@@ -19,15 +96,151 @@ fn compare_i64() {
                 i = 1
 
                 j : I64
-                j = 2
+                j = -1
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        1,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : I64
+                i = -1
+
+                j : I64
+                j = -1
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        0,
+        u8
+    );
+}
+
+#[test]
+#[cfg(any(feature = "gen-llvm", feature = "gen-dev", feature = "gen-wasm"))]
+fn compare_f64() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : F64
+                i = 1.2
+
+                j : F64
+                j = 1.3
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        2,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : F64
+                i = 1.3
+
+                j : F64
+                j = 1.2
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        1,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : F64
+                i = 1.2
+
+                j : F64
+                j = 1.2
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        0,
+        u8
+    );
+}
+
+#[test]
+#[cfg(any(feature = "gen-llvm", feature = "gen-dev", feature = "gen-wasm"))]
+fn compare_bool() {
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : Bool
+                i = Bool.false
+
+                j : Bool
+                j = Bool.true
 
                 when List.compare i j is
-                    Equals -> 0
+                    Equal -> 0
                     GreaterThan -> 1
                     LessThan -> 2
             "#
         ),
         2,
-        i64
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : Bool
+                i = Bool.true
+
+                j : Bool
+                j = Bool.false
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        1,
+        u8
+    );
+    assert_evals_to!(
+        indoc!(
+            r#"
+                i : Bool
+                i = Bool.false
+
+                j : Bool
+                j = Bool.false
+
+                when List.compare i j is
+                    Equal -> 0
+                    GreaterThan -> 1
+                    LessThan -> 2
+            "#
+        ),
+        0,
+        u8
     );
 }