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-rw-r--r--src/test-mp-equation.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/test-mp-equation.c b/src/test-mp-equation.c
index c1c136a..c6ab98c 100644
--- a/src/test-mp-equation.c
+++ b/src/test-mp-equation.c
@@ -482,6 +482,11 @@ test_equations(void)
test("8 mod 7", "1", 0);
test("−1 mod 7", "6", 0);
+ test("123^456 mod 78", "27", 0);
+ test("2^2 mod 2", "0", 0);
+ test("1^0 mod 2", "1", 0);
+ test("2^1 mod 1", "0", 0);
+
test("sgn 0", "0", 0);
test("sgn 3", "1", 0);
test("sgn −3", "−1", 0);