v0.0.89

confext/confParser_test.go

@@ -213,8 +213,65 @@ func TestApplyEnvOverridesRecursive(t *testing.T) {
 	assertEqual(t, data.Sub4.V9, time.Unix(2335219200, 0).UTC())
 }
 
+func TestApplyEnvOverridesPointer(t *testing.T) {
+
+	type aliasint int
+	type aliasstring string
+
+	type testdata struct {
+		V1 *int           `env:"TEST_V1"`
+		VX *string        ``
+		V2 *string        `env:"TEST_V2"`
+		V3 *int8          `env:"TEST_V3"`
+		V4 *int32         `env:"TEST_V4"`
+		V5 *int64         `env:"TEST_V5"`
+		V6 *aliasint      `env:"TEST_V6"`
+		VY *aliasint      ``
+		V7 *aliasstring   `env:"TEST_V7"`
+		V8 *time.Duration `env:"TEST_V8"`
+		V9 *time.Time     `env:"TEST_V9"`
+	}
+
+	data := testdata{}
+
+	t.Setenv("TEST_V1", "846")
+	t.Setenv("TEST_V2", "hello_world")
+	t.Setenv("TEST_V3", "6")
+	t.Setenv("TEST_V4", "333")
+	t.Setenv("TEST_V5", "-937")
+	t.Setenv("TEST_V6", "070")
+	t.Setenv("TEST_V7", "AAAAAA")
+	t.Setenv("TEST_V8", "1min4s")
+	t.Setenv("TEST_V9", "2009-11-10T23:00:00Z")
+
+	err := ApplyEnvOverrides(&data, ".")
+	if err != nil {
+		t.Errorf("%v", err)
+		t.FailNow()
+	}
+
+	assertPtrEqual(t, data.V1, 846)
+	assertPtrEqual(t, data.V2, "hello_world")
+	assertPtrEqual(t, data.V3, 6)
+	assertPtrEqual(t, data.V4, 333)
+	assertPtrEqual(t, data.V5, -937)
+	assertPtrEqual(t, data.V6, 70)
+	assertPtrEqual(t, data.V7, "AAAAAA")
+	assertPtrEqual(t, data.V8, time.Second*64)
+	assertPtrEqual(t, data.V9, time.Unix(1257894000, 0).UTC())
+}
+
 func assertEqual[T comparable](t *testing.T, actual T, expected T) {
 	if actual != expected {
 		t.Errorf("values differ: Actual: '%v', Expected: '%v'", actual, expected)
 	}
 }
+
+func assertPtrEqual[T comparable](t *testing.T, actual *T, expected T) {
+	if actual == nil {
+		t.Errorf("values differ: Actual: NIL, Expected: '%v'", expected)
+	}
+	if *actual != expected {
+		t.Errorf("values differ: Actual: '%v', Expected: '%v'", actual, expected)
+	}
+}