BS版本 1.4

yzt

2023-05-26 de4278af2fd46705a40bac58ec01122db6b7f3d7

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export default function ShaderBuilderTester() {}
 
function expectHasLine(linesArray, line) {
  expect(linesArray.indexOf(line)).not.toBe(-1);
}
 
// In practice, most of the dynamically generated GLSL code is generated
// in an arbitrary order, so check only that they have the same set of lines.
function expectEqualUnordered(array1, array2) {
  // slice in case other tests do expect lines in a particular order.
  expect(array1.slice().sort()).toEqual(array2.slice().sort());
}
 
ShaderBuilderTester.expectHasAttributes = function (
  shaderBuilder,
  positionAttributeLine,
  expectedAttributeLines
) {
  expect(shaderBuilder._positionAttributeLine).toEqual(positionAttributeLine);
  expectEqualUnordered(shaderBuilder._attributeLines, expectedAttributeLines);
};
 
ShaderBuilderTester.expectHasVertexDefines = function (
  shaderBuilder,
  expectedDefines
) {
  expectEqualUnordered(
    shaderBuilder._vertexShaderParts.defineLines,
    expectedDefines
  );
};
 
ShaderBuilderTester.expectHasFragmentDefines = function (
  shaderBuilder,
  expectedDefines
) {
  expectEqualUnordered(
    shaderBuilder._fragmentShaderParts.defineLines,
    expectedDefines
  );
};
 
ShaderBuilderTester.expectHasVertexUniforms = function (
  shaderBuilder,
  expectedUniforms
) {
  expectEqualUnordered(
    shaderBuilder._vertexShaderParts.uniformLines,
    expectedUniforms
  );
};
 
ShaderBuilderTester.expectHasFragmentUniforms = function (
  shaderBuilder,
  expectedUniforms
) {
  expectEqualUnordered(
    shaderBuilder._fragmentShaderParts.uniformLines,
    expectedUniforms
  );
};
 
ShaderBuilderTester.expectHasVaryings = function (
  shaderBuilder,
  expectedVaryings
) {
  expectEqualUnordered(
    shaderBuilder._vertexShaderParts.varyingLines,
    expectedVaryings
  );
  expectEqualUnordered(
    shaderBuilder._fragmentShaderParts.varyingLines,
    expectedVaryings
  );
};
 
ShaderBuilderTester.expectHasVertexStruct = function (
  shaderBuilder,
  structId,
  structName,
  expectedFields
) {
  expectHasLine(shaderBuilder._vertexShaderParts.structIds, structId);
  var struct = shaderBuilder._structs[structId];
 
  expect(struct.name).toEqual(structName);
  expectEqualUnordered(struct.fields, expectedFields);
};
 
ShaderBuilderTester.expectHasFragmentStruct = function (
  shaderBuilder,
  structId,
  structName,
  expectedFields
) {
  expectHasLine(shaderBuilder._fragmentShaderParts.structIds, structId);
  var struct = shaderBuilder._structs[structId];
 
  expect(struct.name).toEqual(structName);
  expectEqualUnordered(struct.fields, expectedFields);
};
 
ShaderBuilderTester.expectHasVertexFunction = function (
  shaderBuilder,
  functionId,
  signature,
  bodyLines
) {
  expectHasLine(shaderBuilder._vertexShaderParts.functionIds, functionId);
  var func = shaderBuilder._functions[functionId];
 
  expect(func.signature).toEqual(signature);
  expectEqualUnordered(func.body, bodyLines);
};
 
ShaderBuilderTester.expectHasFragmentFunction = function (
  shaderBuilder,
  functionId,
  signature,
  bodyLines
) {
  expectHasLine(shaderBuilder._fragmentShaderParts.functionIds, functionId);
  var func = shaderBuilder._functions[functionId];
 
  expect(func.signature).toEqual(signature);
  expectEqualUnordered(func.body, bodyLines);
};
 
ShaderBuilderTester.expectVertexLinesEqual = function (
  shaderBuilder,
  expectedVertexLines
) {
  expect(shaderBuilder._vertexShaderParts.shaderLines).toEqual(
    expectedVertexLines
  );
};
 
ShaderBuilderTester.expectFragmentLinesEqual = function (
  shaderBuilder,
  expectedFragmentLines
) {
  expect(shaderBuilder._fragmentShaderParts.shaderLines).toEqual(
    expectedFragmentLines
  );
};