From b1ec8c909335d0a72b6887aea5e7428f3cff60a8 Mon Sep 17 00:00:00 2001 From: Alex Flint Date: Mon, 18 Jan 2016 10:31:01 -0800 Subject: make it possible to override the name of the program --- usage_test.go | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) (limited to 'usage_test.go') diff --git a/usage_test.go b/usage_test.go index 2375e81..130cd45 100644 --- a/usage_test.go +++ b/usage_test.go @@ -40,7 +40,7 @@ options: } args.Name = "Foo Bar" args.Value = 42 - p, err := NewParser(&args) + p, err := NewParser(Config{}, &args) require.NoError(t, err) os.Args[0] = "example" @@ -68,7 +68,25 @@ options: VeryLongPositionalWithHelp string `arg:"positional,help:this positional argument is very long"` } - p, err := NewParser(&args) + p, err := NewParser(Config{}, &args) + require.NoError(t, err) + + os.Args[0] = "example" + var help bytes.Buffer + p.WriteHelp(&help) + assert.Equal(t, expectedHelp, help.String()) +} + +func TestUsageWithProgramName(t *testing.T) { + expectedHelp := `usage: myprogram + +options: + --help, -h display this help and exit +` + config := Config{ + Program: "myprogram", + } + p, err := NewParser(config, &struct{}{}) require.NoError(t, err) os.Args[0] = "example" -- cgit v1.2.3