Add first test for `rangeStateStep()`

* tests/paca.mjs (test_rangeStateStep): Add first test case, for when we
  find a closing "}" when no comma was seen.

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/paca.mjs b/tests/paca.mjs
index a4fed28..15e15ec 100644
--- a/tests/paca.mjs
+++ b/tests/paca.mjs
@@ -4,6 +4,7 @@ import {
 	SyntaxError,
 	ConcatStep,
 	numFromDigits,
+	rangeStateStep,
 	TRANSITION_FNS,
 	shouldConcat,
 	isOperator,
@@ -59,6 +60,21 @@ const test_numFromDigits = t => {
 	});
 };
 
+const test_rangeStateStep = t => {
+	t.start("rangeStateStep()");
+
+	t.testing("error when comma is missing", () => {
+		const { value: { error }} = rangeStateStep(
+			{ context: { where: "from" }},
+			"}",
+			null,
+			null,
+		);
+		t.assertEq(error.message, "missing comma in range operator");
+		t.assertEq(error instanceof SyntaxError, true);
+	});
+};
+
 const test_TRANSITION_FNS = t => {
 	t.start("TRANSITION_FNS");
 
@@ -2402,6 +2418,7 @@ const test_compile = t => {
 
 runTests([
 	test_numFromDigits,
+	test_rangeStateStep,
 	test_TRANSITION_FNS,
 	test_shouldConcat,
 	test_isOperator,