64 lines
1.3 KiB
V
64 lines
1.3 KiB
V
import gx
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fn test_hex() {
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// valid colors
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a := gx.hex(0x6c5ce7ff)
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b := gx.rgba(108, 92, 231, 255)
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assert a.eq(b)
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// doesn't give right value with short hex value
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short := gx.hex(0xfff)
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assert !short.eq(gx.white)
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}
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fn test_add() {
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a := gx.rgba(100, 100, 100, 100)
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b := gx.rgba(100, 100, 100, 100)
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r := gx.rgba(200, 200, 200, 200)
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assert (a + b).eq(r)
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}
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fn test_sub() {
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a := gx.rgba(100, 100, 100, 100)
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b := gx.rgba(100, 100, 100, 100)
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r := gx.rgba(0, 0, 0, 0)
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assert (a - b).eq(r)
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}
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fn test_mult() {
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a := gx.rgba(10, 10, 10, 10)
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b := gx.rgba(10, 10, 10, 10)
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r := gx.rgba(100, 100, 100, 100)
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assert (a * b).eq(r)
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}
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fn test_div() {
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a := gx.rgba(100, 100, 100, 100)
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b := gx.rgba(10, 10, 10, 10)
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r := gx.rgba(10, 10, 10, 10)
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assert (a / b).eq(r)
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}
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fn test_rgba8() {
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assert gx.white.rgba8() == -1
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assert gx.black.rgba8() == 255
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assert gx.red.rgba8() == -16776961
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assert gx.green.rgba8() == 16711935
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assert gx.blue.rgba8() == 65535
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}
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fn test_bgra8() {
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assert gx.white.bgra8() == -1
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assert gx.black.bgra8() == 255
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assert gx.red.bgra8() == 65535
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assert gx.green.bgra8() == 16711935
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assert gx.blue.bgra8() == -16776961
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}
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fn test_abgr8() {
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assert gx.white.abgr8() == -1
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assert gx.black.abgr8() == -16777216
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assert gx.red.abgr8() == -16776961
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assert gx.green.abgr8() == -16711936
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assert gx.blue.abgr8() == -65536
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}
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