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Adding vert and horz tests

This commit is contained in:
Ben Cragg 2020-05-10 14:13:46 +01:00
parent d2d1f03c32
commit 8792d4436c
1 changed files with 45 additions and 27 deletions
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72
geometry_test.go
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@ -1002,6 +1002,18 @@ func TestLine_Closest(t *testing.T) {
args: args{v: pixel.V(20, 20)}, args: args{v: pixel.V(20, 20)},
want: pixel.V(10, 10), want: pixel.V(10, 10),
}, },
{
name: "Vertical line",
fields: fields{A: pixel.V(0, -10), B: pixel.V(0, 10)},
args: args{v: pixel.V(-1, 0)},
want: pixel.V(0, 0),
},
{
name: "Horizontal line",
fields: fields{A: pixel.V(-10, 0), B: pixel.V(10, 0)},
args: args{v: pixel.V(0, -1)},
want: pixel.V(0, 0),
},
} }
for _, tt := range tests { for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) { t.Run(tt.name, func(t *testing.T) {
@ -1267,36 +1279,42 @@ func TestLine_IntersectRect(t *testing.T) {
args args args args
want pixel.Vec want pixel.Vec
}{ }{
//{
// name: "Line through rect vertically",
// fields: fields{A: pixel.V(0, 0), B: pixel.V(0, 10)},
// args: args{r: pixel.R(-1, 1, 5, 5)},
// want: pixel.V(-1, 0),
//},
//{
// name: "Line through rect horizontally",
// fields: fields{A: pixel.V(0, 1), B: pixel.V(10, 1)},
// args: args{r: pixel.R(1, 0, 5, 5)},
// want: pixel.V(0, -1),
//},
//{
// name: "Line through rect diagonally bottom and left edges",
// fields: fields{A: pixel.V(0, 0), B: pixel.V(10, 10)},
// args: args{r: pixel.R(0, 2, 3, 3)},
// want: pixel.V(-1, 1),
//},
//{
// name: "Line through rect diagonally top and right edges",
// fields: fields{A: pixel.V(10, 0), B: pixel.V(0, 10)},
// args: args{r: pixel.R(5, 0, 8, 3)},
// want: pixel.V(-2.5, -2.5),
//},
//{
// name: "Line with not rect intersect",
// fields: fields{A: pixel.V(0, 0), B: pixel.V(10, 10)},
// args: args{r: pixel.R(20, 20, 21, 21)},
// want: pixel.ZV,
//},
{ {
name: "Line through rect vertically", name: "Line intersects at 0,0",
fields: fields{A: pixel.V(0, 0), B: pixel.V(0, 10)}, fields: fields{A: pixel.V(0, -10), B: pixel.V(0, 10)},
args: args{r: pixel.R(-1, 1, 5, 5)}, args: args{r: pixel.R(-1, 0, 2, 2)},
want: pixel.V(-1, 0), want: pixel.V(-1, 0),
}, },
{
name: "Line through rect horizontally",
fields: fields{A: pixel.V(0, 1), B: pixel.V(10, 1)},
args: args{r: pixel.R(1, 0, 5, 5)},
want: pixel.V(0, -1),
},
{
name: "Line through rect diagonally bottom and left edges",
fields: fields{A: pixel.V(0, 0), B: pixel.V(10, 10)},
args: args{r: pixel.R(0, 2, 3, 3)},
want: pixel.V(-1, 1),
},
{
name: "Line through rect diagonally top and right edges",
fields: fields{A: pixel.V(10, 0), B: pixel.V(0, 10)},
args: args{r: pixel.R(5, 0, 8, 3)},
want: pixel.V(-2.5, -2.5),
},
{
name: "Line with not rect intersect",
fields: fields{A: pixel.V(0, 0), B: pixel.V(10, 10)},
args: args{r: pixel.R(20, 20, 21, 21)},
want: pixel.ZV,
},
} }
for _, tt := range tests { for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) { t.Run(tt.name, func(t *testing.T) {