43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
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package command
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import (
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"fmt"
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"path/filepath"
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"strings"
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"testing"
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"github.com/hashicorp/packer/hcl2template"
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"github.com/hashicorp/packer/packer"
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"github.com/stretchr/testify/assert"
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)
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func Test_piping(t *testing.T) {
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tc := []struct {
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piped string
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command []string
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env []string
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expected string
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}{
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{"help", []string{"console"}, nil, packer.ConsoleHelp + "\n"},
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{"help", []string{"console", "--config-type=hcl2"}, nil, hcl2template.PackerConsoleHelp + "\n"},
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{"var.fruit", []string{"console", filepath.Join(testFixture("var-arg"), "fruit_builder.pkr.hcl")}, []string{"PKR_VAR_fruit=potato"}, "potato\n"},
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{"upper(var.fruit)", []string{"console", filepath.Join(testFixture("var-arg"), "fruit_builder.pkr.hcl")}, []string{"PKR_VAR_fruit=potato"}, "POTATO\n"},
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{"1 + 5", []string{"console", "--config-type=hcl2"}, nil, "6\n"},
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{"var.images", []string{"console", filepath.Join(testFixture("var-arg"), "map.pkr.hcl")}, nil, "{\n" + ` "key" = "value"` + "\n}\n"},
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}
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for _, tc := range tc {
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t.Run(fmt.Sprintf("echo %q | packer %s", tc.piped, tc.command), func(t *testing.T) {
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p := helperCommand(t, tc.command...)
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p.Stdin = strings.NewReader(tc.piped)
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p.Env = append(p.Env, tc.env...)
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bs, err := p.Output()
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if err != nil {
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t.Fatalf("%v: %s", err, bs)
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}
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assert.Equal(t, tc.expected, string(bs))
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})
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}
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}
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