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feat(pkg/command): add a options struct to store the values provided …
…by the user through the flags
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| package command | ||
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| import "os" | ||
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| // Options is a struct that stores the provided commands by the user | ||
| type Options struct { | ||
| Driver string | ||
| URL string | ||
| Host string | ||
| Port string | ||
| User string | ||
| Pass string | ||
| DBName string | ||
| SSL string | ||
| } | ||
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| // SetDefault returns a Options struct and fills the empty | ||
| // values with environment variables if any. | ||
| func SetDefault(opts Options) Options { | ||
| if opts.URL == "" { | ||
| opts.URL = os.Getenv("DATABASE_URL") | ||
| } | ||
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| if opts.Host == "" { | ||
| opts.Host = os.Getenv("DB_HOST") | ||
| } | ||
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| if opts.User == "" { | ||
| opts.User = os.Getenv("DB_USER") | ||
| } | ||
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| if opts.Pass == "" { | ||
| opts.Pass = os.Getenv("DB_PASS") | ||
| } | ||
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| if opts.DBName == "" { | ||
| opts.DBName = os.Getenv("DB_NAME") | ||
| } | ||
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| if opts.Port == "" { | ||
| opts.Port = os.Getenv("DB_PORT") | ||
| } | ||
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| return opts | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| package command | ||
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| import ( | ||
| "os" | ||
| "testing" | ||
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| "github.com/stretchr/testify/assert" | ||
| ) | ||
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| func TestSetEnvValues(t *testing.T) { | ||
| if err := os.Setenv("DATABASE_URL", "postgres://user:password@host:port/database?sslmode=disable"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| if err := os.Setenv("DB_HOST", "localhost"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| if err := os.Setenv("DB_USER", "user"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| if err := os.Setenv("DB_PASS", "password"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| if err := os.Setenv("DB_NAME", "database"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| if err := os.Setenv("DB_PORT", "5432"); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
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| opts := Options{} | ||
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| result := SetDefault(opts) | ||
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| assert.Equal(t, "postgres://user:password@host:port/database?sslmode=disable", result.URL) | ||
| assert.Equal(t, "localhost", result.Host) | ||
| assert.Equal(t, "user", result.User) | ||
| assert.Equal(t, "password", result.Pass) | ||
| assert.Equal(t, "database", result.DBName) | ||
| assert.Equal(t, "5432", result.Port) | ||
| } |