Internal/add gh actions and tests (#3)

* add gh actions and templates * add show-versions in Makefile * force go 1.20 * added test facilities
2025-12-17 04:21:01 +01:00 · 2023-11-06 16:09:56 +01:00
parent 2b79f3f9ca
commit b5430403fd
11 changed files with 470 additions and 64 deletions
--- a/calc_test.go
+++ b/calc_test.go
@@ -0,0 +1,141 @@
+/*
+Copyright © 2023 Thomas von Dein
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package main
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestCalc(t *testing.T) {
+	calc := NewCalc()
+
+	var tests = []struct {
+		name  string
+		cmd   string
+		exp   float64
+		batch bool
+	}{
+		{
+			name: "plus",
+			cmd:  `15 15 +`,
+			exp:  30,
+		},
+		{
+			name: "power",
+			cmd:  `4 2 ^`,
+			exp:  16,
+		},
+		{
+			name: "minus",
+			cmd:  `100 50 -`,
+			exp:  50,
+		},
+		{
+			name: "multi",
+			cmd:  `4 4 x`,
+			exp:  16,
+		},
+		{
+			name: "divide",
+			cmd:  `10 2 /`,
+			exp:  5,
+		},
+		{
+			name: "percent",
+			cmd:  `400 20 %`,
+			exp:  80,
+		},
+		{
+			name: "percent-minus",
+			cmd:  `400 20 %-`,
+			exp:  320,
+		},
+		{
+			name: "percent-plus",
+			cmd:  `400 20 %+`,
+			exp:  480,
+		},
+		{
+			name: "mod",
+			cmd:  `9 2 mod`,
+			exp:  1,
+		},
+		{
+			name: "sqrt",
+			cmd:  `16 sqrt`,
+			exp:  4,
+		},
+		{
+			name: "ceil",
+			cmd:  `15.5 ceil`,
+			exp:  16,
+		},
+		{
+			name: "dim",
+			cmd:  `6 4 dim`,
+			exp:  2,
+		},
+		{
+			name:  "batch-sum",
+			cmd:   `2 2 2 2 sum`,
+			exp:   8,
+			batch: true,
+		},
+		{
+			name:  "batch-median",
+			cmd:   `1 2 3 4 5 median`,
+			exp:   3,
+			batch: true,
+		},
+		{
+			name:  "batch-mean",
+			cmd:   `2 2 8 2 2 mean`,
+			exp:   3.2,
+			batch: true,
+		},
+		{
+			name:  "batch-min",
+			cmd:   `1 2 3 4 5 min`,
+			exp:   1,
+			batch: true,
+		},
+		{
+			name:  "batch-max",
+			cmd:   `1 2 3 4 5 max`,
+			exp:   5,
+			batch: true,
+		},
+	}
+
+	for _, tt := range tests {
+		testname := fmt.Sprintf("cmd-%s-expect-%.2f",
+			tt.name, tt.exp)
+
+		t.Run(testname, func(t *testing.T) {
+			calc.batch = tt.batch
+			calc.Eval(tt.cmd)
+			got := calc.Result()
+			calc.stack.Clear()
+			if got != tt.exp {
+				t.Errorf("calc failed:\n+++  got: %f\n--- want: %f",
+					got, tt.exp)
+			}
+		})
+	}
+}