Eric Rakestraw
cb316c228a
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ci/woodpecker/push/build-image Pipeline was successful
63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package units
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import "testing"
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func TestRegistryResolve(t *testing.T) {
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reg := NewRegistry()
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if err := reg.Register(StaticFactory{UnitSystem: "us", Converter: USConverter{}}); err != nil {
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t.Fatalf("register us: %v", err)
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}
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if err := reg.Register(StaticFactory{UnitSystem: "metric", Converter: MetricConverter{}}); err != nil {
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t.Fatalf("register metric: %v", err)
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}
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converter, err := reg.Resolve("US")
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if err != nil {
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t.Fatalf("resolve us: %v", err)
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}
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if converter.System() != "us" {
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t.Fatalf("expected us converter, got %q", converter.System())
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}
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converter, err = reg.Resolve(" metric ")
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if err != nil {
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t.Fatalf("resolve metric: %v", err)
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}
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if converter.System() != "metric" {
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t.Fatalf("expected metric converter, got %q", converter.System())
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}
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}
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func TestRegistryRejectsInvalidRegistration(t *testing.T) {
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reg := NewRegistry()
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if err := reg.Register(nil); err == nil {
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t.Fatalf("expected error for nil factory")
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}
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if err := reg.Register(StaticFactory{UnitSystem: "", Converter: USConverter{}}); err == nil {
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t.Fatalf("expected error for empty unit system")
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}
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if err := reg.Register(StaticFactory{UnitSystem: "us", Converter: nil}); err == nil {
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t.Fatalf("expected error for nil converter")
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}
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if err := reg.Register(StaticFactory{UnitSystem: "us", Converter: USConverter{}}); err != nil {
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t.Fatalf("register us: %v", err)
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}
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if err := reg.Register(StaticFactory{UnitSystem: "US", Converter: USConverter{}}); err == nil {
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t.Fatalf("expected duplicate registration error")
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}
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}
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func TestRegistryResolveUnknown(t *testing.T) {
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reg := NewRegistry()
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if err := reg.Register(StaticFactory{UnitSystem: "us", Converter: USConverter{}}); err != nil {
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t.Fatalf("register us: %v", err)
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}
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if _, err := reg.Resolve("metric"); err == nil {
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t.Fatalf("expected unsupported unit system error")
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}
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}
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