From e059b8f6b5257998eca2b3637fb5244e11b1f501 Mon Sep 17 00:00:00 2001
From: Michael Norrish <michael.norrish@anu.edu.au>
Date: Fri, 11 Aug 2023 12:42:09 +1000
Subject: [PATCH] Add regression tests for conversions in reduceLib's Arithconv

---
 src/num/reduce/src/Holmakefile  | 14 ++++++++++++
 src/num/reduce/src/selftest.sml | 38 +++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 src/num/reduce/src/Holmakefile
 create mode 100644 src/num/reduce/src/selftest.sml

diff --git a/src/num/reduce/src/Holmakefile b/src/num/reduce/src/Holmakefile
new file mode 100644
index 0000000000..ab3105c2a2
--- /dev/null
+++ b/src/num/reduce/src/Holmakefile
@@ -0,0 +1,14 @@
+all: $(DEFAULT_TARGETS) selftest.exe
+.PHONY: all
+
+selftest.exe: selftest.uo reduceLib.uo
+	$(HOLMOSMLC) -o $@ $<
+
+EXTRA_CLEANS = selftest.exe reduce-selftest.log
+
+ifdef HOLSELFTESTLEVEL
+all: reduce-selftest.log
+
+reduce-selftest.log: selftest.exe
+	$(tee ./$<,$@)
+endif
diff --git a/src/num/reduce/src/selftest.sml b/src/num/reduce/src/selftest.sml
new file mode 100644
index 0000000000..2b6585b329
--- /dev/null
+++ b/src/num/reduce/src/selftest.sml
@@ -0,0 +1,38 @@
+open boolLib reduceLib Arithconv
+open testutils
+
+val _ = app (fn (n,c,t) => convtest(n,c,lhs t,rhs t)) [
+  ("ADD_CONV", ADD_CONV, “4 + 5 = 9”),
+  ("SBC_CONV(1)", SBC_CONV, “4-5 = 0”),
+  ("SBC_CONV(2)", SBC_CONV, “13-4 = 9”),
+  ("SUC_CONV(1)", SUC_CONV, “SUC 10 = 11”),
+  ("SUC_CONV(2)", SUC_CONV, “SUC 0 = 1”),
+  ("PRE_CONV(1)", PRE_CONV, “PRE 0 = 0”),
+  ("PRE_CONV(2)", PRE_CONV, “PRE 12 = 11”),
+  ("MUL_CONV(1)", MUL_CONV, “3 * 4 = 12”),
+  ("MUL_CONV(2)", MUL_CONV, “0 * 4 = 0”),
+  ("MUL_CONV(3)", MUL_CONV, “4 * 0 = 0”),
+  ("MOD_CONV(1)", MOD_CONV, “3 MOD 10 = 3”),
+  ("MOD_CONV(2)", MOD_CONV, “14 MOD 9 = 5”),
+  ("MOD_CONV(3)", MOD_CONV, “0 MOD 10 = 0”),
+  ("MOD_CONV(4)", MOD_CONV, “4 MOD 0 = 4”),
+  ("MOD_CONV(5)", MOD_CONV, “0 MOD 0 = 0”),
+  ("DIV_CONV(1)", DIV_CONV, “20 DIV 4 = 5”),
+  ("DIV_CONV(2)", DIV_CONV, “20 DIV 3 = 6”),
+  ("DIV_CONV(3)", DIV_CONV, “1 DIV 4 = 0”),
+  ("DIV_CONV(4)", DIV_CONV, “0 DIV 4 = 0”),
+  ("DIV_CONV(5)", DIV_CONV, “20 DIV 0 = 0”),
+  ("DIV_CONV(6)", DIV_CONV, “0 DIV 0 = 0”),
+  ("EXP_CONV(1)", EXP_CONV, “2 EXP 6 = 64”),
+  ("EXP_CONV(2)", EXP_CONV, “1 EXP 10 = 1”),
+  ("LT_CONV(1)", LT_CONV, “3 < 4 <=> T”),
+  ("LT_CONV(2)", LT_CONV, “5 < 5 <=> F”),
+  ("LT_CONV(3)", LT_CONV, “10 < 5 <=> F”),
+  ("LT_CONV(4)", LT_CONV, “10 < 0 <=> F”),
+  ("EVEN_CONV(1)", EVEN_CONV, “EVEN 106 <=> T”),
+  ("EVEN_CONV(2)", EVEN_CONV, “EVEN 103 <=> F”),
+  ("EVEN_CONV(3)", EVEN_CONV, “EVEN 0 <=> T”),
+  ("ODD_CONV(1)", ODD_CONV, “ODD 106 <=> F”),
+  ("ODD_CONV(2)", ODD_CONV, “ODD 103 <=> T”),
+  ("ODD_CONV(3)", ODD_CONV, “ODD 0 <=> F”)
+]