Set up testing, add execTime, exitCode, semver tests (#27)

.github/workflows/build.yml

@@ -13,4 +13,5 @@ jobs:
         with:
           go-version: '1.21'
       - run: test -z $(gofmt -l .)
+      - run: go test ./...
       - run: go build ./cmd/gokart.go

internal/execTime_test.go

@@ -0,0 +1,18 @@
+package internal
+
+import "testing"
+
+func TestFormatMinutesSeconds(t *testing.T) {
+	cases := map[float64]string{
+		3.14:   "3.1s",
+		60:     "1m 0.0s",
+		3712.5: "61m 52.5s",
+	}
+
+	for in, expected := range cases {
+		actual := formatMinutesSeconds(in)
+		if actual != expected {
+			t.Errorf("formatMinutesSeconds(%f) = %s, expected %s", in, actual, expected)
+		}
+	}
+}

internal/exitCode_test.go

@@ -0,0 +1,23 @@
+package internal
+
+import (
+	"gokart-prompt/internal/ansi"
+	"os"
+	"testing"
+)
+
+func TestExitCode(t *testing.T) {
+	cases := map[string]string{
+		"0":   ansi.Color(ansi.Green, "➜ "),
+		"1":   ansi.Color(ansi.Red, "1 ➜ "),
+		"130": ansi.Color(ansi.Red, "130 ➜ "),
+	}
+
+	for exitCode, expected := range cases {
+		os.Setenv("EXIT_CODE", exitCode)
+		actual := ExitCode()
+		if actual != expected {
+			t.Errorf("EXIT_CODE=%s ExitCode() = %s, expected %s", exitCode, actual, expected)
+		}
+	}
+}

internal/semver_test.go

@@ -0,0 +1,28 @@
+package internal
+
+import "testing"
+
+func TestSemVerMatches(t *testing.T) {
+	cases := [][]any{
+		{"1.2.3", "1.2.3", true},
+		{"1.2.3", "1.2", true},
+		{"1.2.3", "1", true},
+		{"invalid", "2.0.0", false},
+		{"2.0.0", "invalid", false},
+		{"", "3.0.0", false},
+		{"4.0.0", "v4", true},
+		{"v4.0.0", "4", true},
+		{" 5.0.0 ", "5.0.0", true},
+		{"5.0.0 ", "  5.0.0  ", true},
+	}
+
+	for _, c := range cases {
+		a := c[0].(string)
+		b := c[1].(string)
+		expected := c[2].(bool)
+		actual := SemVerMatches(a, b)
+		if actual != expected {
+			t.Errorf("SemVerMatches(%s, %s) = %t, expected %t", a, b, actual, expected)
+		}
+	}
+}