src.elv.sh@v0.21.0-dev.0.20240515223629-06979efb9a2a/pkg/eval/vars/ptr_test.go (about)

     1  package vars
     2  
     3  import "testing"
     4  
     5  func TestFromPtr(t *testing.T) {
     6  	i := 10
     7  	variable := FromPtr(&i)
     8  	if g := variable.Get(); g != 10 {
     9  		t.Errorf(`Get -> %v, want 10`, g)
    10  	}
    11  	err := variable.Set("20")
    12  	if err != nil {
    13  		t.Errorf(`Setting ptrVariable with "20" returns error %v`, err)
    14  	}
    15  	if i != 20 {
    16  		t.Errorf(`Setting ptrVariable didn't change underlying value`)
    17  	}
    18  	err = variable.Set("x")
    19  	if err == nil {
    20  		t.Errorf("Setting ptrVariable with incompatible value returns no error")
    21  	}
    22  }
    23  
    24  func TestFromInit(t *testing.T) {
    25  	v := FromInit(true)
    26  	if val := v.Get(); val != true {
    27  		t.Errorf("Get returned %v, want true", val)
    28  	}
    29  	if err := v.Set("233"); err != nil {
    30  		t.Errorf("Set errors: %v", err)
    31  	}
    32  	if val := v.Get(); val != "233" {
    33  		t.Errorf(`Get returns %v, want "233"`, val)
    34  	}
    35  }