Add test for PsOutputToProcesses.

ps/main_test.go

@@ -1,7 +1,22 @@
 package main
 
-import "testing"
+import (
+	"jsh"
+	"reflect"
+	"testing"
+)
 
 func TestPsOutputToProcesses(t *testing.T) {
-
+	psOutput := `USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
+root         1  0.0  0.1  26204  4916 ?        Ss   00:39   0:00 /sbin/init
+root         2  0.0  0.0      0     0 ?        S    00:39   0:00 [kthreadd]`
+	processes := PsOutputToProcesses(psOutput)
+	expected := []jsh.Process{jsh.Process{"root", "1", "0.0", "0.1", "26204",
+		"4916", "?", "Ss", "00:39", "0:00", "/sbin/init"},
+		jsh.Process{"root", "2", "0.0", "0.0", "0", "0", "?", "S", "00:39",
+			"0:00", "[kthreadd]"}}
+	actual := *processes
+	if !reflect.DeepEqual(expected, actual) {
+		t.Errorf("Processes not parsed correctly.\n%s != %s", expected, actual)
+	}
 }