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Fix test and make comments clearer

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tznind
2024-09-22 20:28:39 +01:00
parent f8bb2f08b7
commit f40b7b46d5
1 changed files with 20 additions and 4 deletions
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24
UnitTests/Drawing/SixelEncoderTests.cs
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@@ -17,10 +17,27 @@ public class SixelEncoderTests
var expected = "\u001bP" + // Start sixel sequence
"0;0;0" + // Defaults for aspect ratio and grid size
"q" + // Signals beginning of sixel image data
"\"1;1;3;2" + // no scaling factors (1x1) and filling 3 runes horizontally and 2 vertically
"\"1;1;12;2" + // no scaling factors (1x1) and filling 12px width with 2 'sixel' height = 12 px high
/*
* Definition of the color palette
*/
"#0;2;100;0;0" + // Red color definition in the format "#<index>;<type>;<R>;<G>;<B>" - 2 means RGB. The values range 0 to 100
"~~~~$-" + // First 6 rows of red pixels
"~~~~$-" + // Next 6 rows of red pixels
/*
* Start of the Pixel data
* We draw 6 rows at once, so end up with 2 'lines'
* Both are basically the same and terminate with dollar hyphen (except last row)
* Format is:
* #0 (selects to use color palette index 0 i.e. red)
* !12 (repeat next byte 12 times i.e. the whole length of the row)
* ~ (the byte 111111 i.e. fill completely)
* $ (return to start of line)
* - (move down to next line)
*/
"#0!12~$-" +
"#0!12~$" + // Next 6 rows of red pixels
"\u001b\\"; // End sixel sequence
// Arrange: Create a 12x12 bitmap filled with red
@@ -44,5 +61,4 @@ public class SixelEncoderTests
Assert.Equal (expected, result);
}
}