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package parser
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestDirectives(t *testing.T) {
t.Parallel()
dt := `#escape=\
# key = FOO bar
# smth
`
parser := DirectiveParser{}
d, err := parser.ParseAll([]byte(dt))
require.NoError(t, err)
require.Len(t, d, 1)
require.Equal(t, d[0].Name, "escape")
require.Equal(t, d[0].Value, "\\")
// for some reason Moby implementation in case insensitive for escape
dt = `# EScape=\
# KEY = FOO bar
# smth
`
parser = DirectiveParser{}
d, err = parser.ParseAll([]byte(dt))
require.NoError(t, err)
require.Len(t, d, 1)
require.Equal(t, d[0].Name, "escape")
require.Equal(t, d[0].Value, "\\")
}
func TestDetectSyntax(t *testing.T) {
t.Parallel()
dt := `# syntax = dockerfile:experimental // opts
FROM busybox
`
ref, cmdline, loc, ok := DetectSyntax([]byte(dt))
require.True(t, ok)
require.Equal(t, ref, "dockerfile:experimental")
require.Equal(t, cmdline, "dockerfile:experimental // opts")
require.Equal(t, 1, loc[0].Start.Line)
require.Equal(t, 1, loc[0].End.Line)
dt = `#!/bin/sh
# syntax = dockerfile:experimental
FROM busybox
`
ref, _, loc, ok = DetectSyntax([]byte(dt))
require.True(t, ok)
require.Equal(t, ref, "dockerfile:experimental")
require.Equal(t, 2, loc[0].Start.Line)
require.Equal(t, 2, loc[0].End.Line)
dt = `#!/bin/sh
# syntax = dockerfile:experimental
`
_, _, _, ok = DetectSyntax([]byte(dt))
require.False(t, ok)
dt = `FROM busybox
RUN ls
`
ref, cmdline, _, ok = DetectSyntax([]byte(dt))
require.False(t, ok)
require.Equal(t, ref, "")
require.Equal(t, cmdline, "")
dt = `//syntax=foo
//key=value`
ref, _, _, ok = DetectSyntax([]byte(dt))
require.True(t, ok)
require.Equal(t, ref, "foo")
dt = `#!/bin/sh
//syntax=x`
ref, _, _, ok = DetectSyntax([]byte(dt))
require.True(t, ok)
require.Equal(t, ref, "x")
dt = `{"syntax": "foo"}`
ref, _, _, ok = DetectSyntax([]byte(dt))
require.True(t, ok)
require.Equal(t, ref, "foo")
dt = `{"syntax": "foo"`
_, _, _, ok = DetectSyntax([]byte(dt))
require.False(t, ok)
dt = `{"syntax": "foo"}
# syntax=bar`
_, _, _, ok = DetectSyntax([]byte(dt))
require.False(t, ok)
}
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