diff --git a/tests/cases/comparison/is_false.test b/tests/cases/comparison/is_false.test
index c11295ac3..6cfd337d6 100644
--- a/tests/cases/comparison/is_false.test
+++ b/tests/cases/comparison/is_false.test
@@ -1,6 +1,7 @@
 ### SUBSTRAIT_SCALAR_TEST: v1.0
 ### SUBSTRAIT_INCLUDE: '/extensions/functions_comparison.yaml'
 
+# basic: Basic examples without any special cases
 is_false(true::bool) = false::bool
 is_false(false::bool) = true::bool
 is_false(null::bool) = false::bool
diff --git a/tests/cases/comparison/is_not_false.test b/tests/cases/comparison/is_not_false.test
index 4301e041f..202b84318 100644
--- a/tests/cases/comparison/is_not_false.test
+++ b/tests/cases/comparison/is_not_false.test
@@ -1,6 +1,7 @@
 ### SUBSTRAIT_SCALAR_TEST: v1.0
 ### SUBSTRAIT_INCLUDE: '/extensions/functions_comparison.yaml'
 
+# basic: Basic examples without any special cases
 is_not_false(true::bool) = true::bool
 is_not_false(false::bool) = false::bool
 is_not_false(null::bool) = true::bool
diff --git a/tests/cases/comparison/is_not_true b/tests/cases/comparison/is_not_true
index 3dafdaee1..58b42781a 100644
--- a/tests/cases/comparison/is_not_true
+++ b/tests/cases/comparison/is_not_true
@@ -1,6 +1,7 @@
 ### SUBSTRAIT_SCALAR_TEST: v1.0
 ### SUBSTRAIT_INCLUDE: '/extensions/functions_comparison.yaml'
 
+# basic: Basic examples without any special cases
 is_not_true(true::bool) = false::bool
 is_not_true(false::bool) = true::bool
 is_not_true(null::bool) = true::bool
diff --git a/tests/cases/comparison/is_true.test b/tests/cases/comparison/is_true.test
index f3bb7ff0e..4bddaf2d8 100644
--- a/tests/cases/comparison/is_true.test
+++ b/tests/cases/comparison/is_true.test
@@ -1,6 +1,7 @@
 ### SUBSTRAIT_SCALAR_TEST: v1.0
 ### SUBSTRAIT_INCLUDE: '/extensions/functions_comparison.yaml'
 
+# basic: Basic examples without any special cases
 is_true(true::bool) = true::bool
 is_true(false::bool) = false::bool
 is_true(null::bool) = false::bool