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package command
import (
"fmt"
"os"
"path/filepath"
"strings"
"testing"
"github.com/hashicorp/packer/hcl2template"
"github.com/hashicorp/packer/packer"
"github.com/stretchr/testify/assert"
)
func Test_console(t *testing.T) {
cwd, err := os.Getwd()
if err != nil {
t.Fatalf("Getwd: %v", err)
}
tc := []struct {
piped string
command []string
env []string
expected string
}{
{"help", []string{"console"}, nil, packer.ConsoleHelp + "\n"},
{"help", []string{"console", "--config-type=hcl2"}, nil, hcl2template.PackerConsoleHelp + "\n"},
{"var.fruit", []string{"console", filepath.Join(testFixture("var-arg"), "fruit_builder.pkr.hcl")}, []string{"PKR_VAR_fruit=potato"}, "potato\n"},
{"upper(var.fruit)", []string{"console", filepath.Join(testFixture("var-arg"), "fruit_builder.pkr.hcl")}, []string{"PKR_VAR_fruit=potato"}, "POTATO\n"},
{"1 + 5", []string{"console", "--config-type=hcl2"}, nil, "6\n"},
{"var.images", []string{"console", filepath.Join(testFixture("var-arg"), "map.pkr.hcl")}, nil, "{\n" + ` "key" = "value"` + "\n}\n"},
{"path.cwd", []string{"console", filepath.Join(testFixture("var-arg"), "map.pkr.hcl")}, nil, strings.ReplaceAll(cwd, `\`, `/`) + "\n"},
{"path.root", []string{"console", filepath.Join(testFixture("var-arg"), "map.pkr.hcl")}, nil, strings.ReplaceAll(testFixture("var-arg"), `\`, `/`) + "\n"},
{"var.list_of_string[0]", []string{"console", `-var=list_of_string=["first"]`, filepath.Join(testFixture("hcl", "variables", "list_of_string"))}, nil, "first\n"},
{"var.untyped[2]", []string{"console", filepath.Join(testFixture("hcl", "variables", "untyped_var"))}, nil, "strings\n"},
{"var.untyped", []string{"console", `-var=untyped=just_a_string`, filepath.Join(testFixture("hcl", "variables", "untyped_var"))}, nil, "just_a_string\n"},
{"var.untyped", []string{"console", filepath.Join(testFixture("hcl", "variables", "untyped_var", "var.pkr.hcl"))}, nil, "<unknown>\n"},
{"var.untyped", []string{"console", filepath.Join(testFixture("hcl", "variables", "untyped_var", "var.pkr.hcl"))}, []string{"PKR_VAR_untyped=just_a_string"}, "just_a_string\n"},
}
for _, tc := range tc {
t.Run(fmt.Sprintf("echo %q | packer %s", tc.piped, tc.command), func(t *testing.T) {
p := helperCommand(t, tc.command...)
p.Stdin = strings.NewReader(tc.piped)
p.Env = append(p.Env, tc.env...)
bs, err := p.Output()
if err != nil {
t.Fatalf("%v: %s", err, bs)
}
assert.Equal(t, tc.expected, string(bs))
})
}
}
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