Series of tests to ensure correct behaviour of canvas.currentTransform

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


Check initial currentTransform values
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
Changing matrix should not affect the CTM
PASS ctx.currentTransform.a is 1
PASS ctx.currentTransform.b is 0
PASS ctx.currentTransform.c is 0
PASS ctx.currentTransform.d is 1
PASS ctx.currentTransform.e is 0
PASS ctx.currentTransform.f is 0
Reset the CTM to the initial matrix
PASS matrix.a is 0.5
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0.5
PASS matrix.e is 0
PASS matrix.f is 0
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 128
PASS imgdata[6] is 0
currentTransform should not affect the current path
PASS matrix.a is 0.5
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0.5
PASS matrix.e is 10
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 128
PASS imgdata[6] is 0
currentTransform should not affect the CTM outside of save() and restore()
PASS matrix.a is 0.5
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0.5
PASS matrix.e is 0
PASS matrix.f is 0
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 128
PASS imgdata[6] is 0
stop drawing on not-invertible CTM
PASS matrix.a is 0
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 128
PASS imgdata[6] is 0
currentTransform with a not-invertible matrix should only stop the drawing up to the next restore()
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS matrix.a is 0
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0
PASS matrix.e is 0
PASS matrix.f is 0
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 0
PASS imgdata[6] is 255
currentTransform should set transform although CTM is not-invertible
PASS matrix.a is 0
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0
PASS matrix.e is 0
PASS matrix.f is 0
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
PASS imgdata[4] is 0
PASS imgdata[5] is 0
PASS imgdata[6] is 255
Check that non-invertible transforms are reflected in currentTransform
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 1
PASS matrix.f is 2
PASS matrix.a is 0
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 0
PASS matrix.e is 1
PASS matrix.f is 2
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 0
PASS matrix.f is 0
Check assigning an invalid object throws exception as expected
PASS ctx.currentTransform = ctx threw exception TypeError: Failed to set the 'currentTransform' property on 'CanvasRenderingContext2D': The provided value is not of type 'SVGMatrix'..
PASS ctx.currentTransform = undefined threw exception TypeError: Failed to set the 'currentTransform' property on 'CanvasRenderingContext2D': The provided value is not of type 'SVGMatrix'..
PASS ctx.currentTransform = null threw exception TypeError: Failed to set the 'currentTransform' property on 'CanvasRenderingContext2D': The provided value is not of type 'SVGMatrix'..
Check handling non-finite values. see 2d.transformation.setTransform.nonfinite.html
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS matrix.a is 1
PASS matrix.b is 0
PASS matrix.c is 0
PASS matrix.d is 1
PASS matrix.e is 100
PASS matrix.f is 10
PASS imgdata[4] is 0
PASS imgdata[5] is 128
PASS imgdata[6] is 0
PASS successfullyParsed is true

TEST COMPLETE