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add tests for piping fmt

This commit is contained in:
Adrien Delorme 2021-03-12 11:25:10 +01:00
parent 7d30a5d79d
commit be7d7313c5
1 changed files with 52 additions and 20 deletions
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72
command/fmt_test.go
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@ -2,12 +2,14 @@ package command
import ( import (
"bytes" "bytes"
"fmt"
"io/ioutil" "io/ioutil"
"os" "os"
"path/filepath" "path/filepath"
"strings" "strings"
"testing" "testing"
"github.com/google/go-cmp/cmp"
packersdk "github.com/hashicorp/packer-plugin-sdk/packer" packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
"github.com/stretchr/testify/assert" "github.com/stretchr/testify/assert"
) )
@ -54,18 +56,20 @@ func TestFmt_unfomattedTemlateDirectory(t *testing.T) {
} }
} }
func TestFmt_Recursive(t *testing.T) { const (
unformattedData := ` unformattedHCL = `
ami_filter_name ="amzn2-ami-hvm-*-x86_64-gp2" ami_filter_name ="amzn2-ami-hvm-*-x86_64-gp2"
ami_filter_owners =[ "137112412989" ] ami_filter_owners =[ "137112412989" ]
` `
formattedHCL = `
formattedData := `
ami_filter_name = "amzn2-ami-hvm-*-x86_64-gp2" ami_filter_name = "amzn2-ami-hvm-*-x86_64-gp2"
ami_filter_owners = ["137112412989"] ami_filter_owners = ["137112412989"]
` `
)
func TestFmt_Recursive(t *testing.T) {
tests := []struct { tests := []struct {
name string name string
@ -77,34 +81,34 @@ ami_filter_owners = ["137112412989"]
name: "nested formats recursively", name: "nested formats recursively",
formatArgs: []string{"-recursive=true"}, formatArgs: []string{"-recursive=true"},
alreadyPresentContent: map[string]string{ alreadyPresentContent: map[string]string{
"foo/bar/baz.pkr.hcl": unformattedData, "foo/bar/baz.pkr.hcl": unformattedHCL,
"foo/bar/baz/woo.pkrvars.hcl": unformattedData, "foo/bar/baz/woo.pkrvars.hcl": unformattedHCL,
"potato": unformattedData, "potato": unformattedHCL,
"foo/bar/potato": unformattedData, "foo/bar/potato": unformattedHCL,
"bar.pkr.hcl": unformattedData, "bar.pkr.hcl": unformattedHCL,
}, },
fileCheck: fileCheck{ fileCheck: fileCheck{
expectedContent: map[string]string{ expectedContent: map[string]string{
"foo/bar/baz.pkr.hcl": formattedData, "foo/bar/baz.pkr.hcl": formattedHCL,
"foo/bar/baz/woo.pkrvars.hcl": formattedData, "foo/bar/baz/woo.pkrvars.hcl": formattedHCL,
"potato": unformattedData, "potato": unformattedHCL,
"foo/bar/potato": unformattedData, "foo/bar/potato": unformattedHCL,
"bar.pkr.hcl": formattedData, "bar.pkr.hcl": formattedHCL,
}}, }},
}, },
{ {
name: "nested no recursive format", name: "nested no recursive format",
formatArgs: []string{}, formatArgs: []string{},
alreadyPresentContent: map[string]string{ alreadyPresentContent: map[string]string{
"foo/bar/baz.pkr.hcl": unformattedData, "foo/bar/baz.pkr.hcl": unformattedHCL,
"foo/bar/baz/woo.pkrvars.hcl": unformattedData, "foo/bar/baz/woo.pkrvars.hcl": unformattedHCL,
"bar.pkr.hcl": unformattedData, "bar.pkr.hcl": unformattedHCL,
}, },
fileCheck: fileCheck{ fileCheck: fileCheck{
expectedContent: map[string]string{ expectedContent: map[string]string{
"foo/bar/baz.pkr.hcl": unformattedData, "foo/bar/baz.pkr.hcl": unformattedHCL,
"foo/bar/baz/woo.pkrvars.hcl": unformattedData, "foo/bar/baz/woo.pkrvars.hcl": unformattedHCL,
"bar.pkr.hcl": formattedData, "bar.pkr.hcl": formattedHCL,
}}, }},
}, },
} }
@ -138,3 +142,31 @@ ami_filter_owners = ["137112412989"]
}) })
} }
} }
func Test_fmt_pipe(t *testing.T) {
tc := []struct {
piped string
command []string
env []string
expected string
}{
{unformattedHCL, []string{"fmt", "-"}, nil, formattedHCL + "\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)
}
if diff := cmp.Diff(tc.expected, string(bs)); diff != "" {
t.Fatalf("%s", diff)
}
})
}
}