mirror of https://github.com/CesiumGS/cesium.git
1042 lines
28 KiB
JavaScript
1042 lines
28 KiB
JavaScript
import {
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Cartesian2,
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defined,
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DeveloperError,
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FeatureDetection,
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PrimitiveType,
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Buffer,
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BufferUsage,
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ClearCommand,
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DrawCommand,
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ShaderProgram,
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VertexArray,
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Math as CesiumMath,
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} from "@cesium/engine";
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import equals from "./equals.js";
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function createMissingFunctionMessageFunction(
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item,
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actualPrototype,
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expectedInterfacePrototype,
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) {
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return function () {
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return `Expected function '${item}' to exist on ${actualPrototype.constructor.name} because it should implement interface ${expectedInterfacePrototype.constructor.name}.`;
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};
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}
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function makeAsyncThrowFunction(debug, Type, name) {
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if (debug) {
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return function (util) {
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return {
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compare: function (actualPromise, message) {
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// based on the built-in Jasmine toBeRejectedWithError async-matcher
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if (!defined(actualPromise) || !defined(actualPromise.then)) {
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throw new Error("Expected function to be called on a promise.");
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}
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return actualPromise
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.then(() => {
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return {
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pass: false,
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message:
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"Expected a promise to be rejected but it was resolved.",
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};
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})
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.catch((e) => {
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let result = e instanceof Type || e.name === name;
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if (defined(message)) {
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if (typeof message === "string") {
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result = result && e.message === message;
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} else {
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// if the expected message is a regular expression check it against the error message
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// this matches how the builtin .toRejectWithError(Error, /message/) works
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// https://github.com/jasmine/jasmine/blob/main/src/core/matchers/toThrowError.js
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result = result && message.test(e.message);
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}
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}
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return {
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pass: result,
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message: result
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? `Expected a promise to be rejected with ${name}.`
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: `Expected a promise to be rejected with ${
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defined(message) ? `${name}: ${message}` : name
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}, but it was rejected with ${e}`,
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};
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});
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},
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};
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};
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}
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return function () {
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return {
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compare: function (actualPromise) {
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return Promise.resolve(actualPromise)
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.then(() => {
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return { pass: true };
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})
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.catch((e) => {
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// Ignore any error
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return { pass: true };
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});
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},
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negativeCompare: function (actualPromise) {
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return Promise.resolve(actualPromise)
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.then(() => {
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return { pass: true };
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})
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.catch((e) => {
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// Ignore any error
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return { pass: true };
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});
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},
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};
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};
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}
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function makeThrowFunction(debug, Type, name) {
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if (debug) {
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return function (util) {
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return {
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compare: function (actual, message) {
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// based on the built-in Jasmine toThrow matcher
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let result = false;
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let exception;
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if (typeof actual !== "function") {
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throw new Error("Actual is not a function");
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}
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try {
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actual();
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} catch (e) {
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exception = e;
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}
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if (exception) {
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result = exception instanceof Type || exception.name === name;
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}
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if (defined(message)) {
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if (typeof message === "string") {
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result = result && exception.message === message;
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} else {
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// if the expected message is a regular expression check it against the error message
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// this matches how the builtin .toRejectWithError(Error, /message/) works
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// https://github.com/jasmine/jasmine/blob/main/src/core/matchers/toThrowError.js
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result = result && message.test(exception.message);
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}
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}
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let testMessage;
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if (result) {
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testMessage = `Expected function not to throw ${name} , but it threw ${exception.message || exception}`;
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} else {
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testMessage = defined(message)
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? `Expected to throw with ${name}: ${message}, but it was thrown with ${exception}`
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: `Expected function to throw with ${name}.`;
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}
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return {
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pass: result,
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message: testMessage,
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};
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},
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};
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};
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}
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return function () {
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return {
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compare: function (actual, expected) {
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return { pass: true };
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},
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negativeCompare: function (actual, expected) {
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return { pass: true };
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},
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};
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};
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}
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function createDefaultMatchers(debug) {
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return {
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toBeBetween: function (util) {
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return {
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compare: function (actual, lower, upper) {
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if (lower > upper) {
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const tmp = upper;
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upper = lower;
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lower = tmp;
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}
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return { pass: actual >= lower && actual <= upper };
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},
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};
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},
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toStartWith: function (util) {
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return {
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compare: function (actual, expected) {
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return { pass: actual.slice(0, expected.length) === expected };
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},
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};
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},
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toEndWith: function (util) {
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return {
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compare: function (actual, expected) {
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return { pass: actual.slice(-expected.length) === expected };
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},
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};
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},
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toEqual: function (util) {
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return {
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compare: function (actual, expected) {
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return {
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pass: equals(util, actual, expected),
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};
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},
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};
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},
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toEqualEpsilon: function (util) {
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return {
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compare: function (actual, expected, epsilon) {
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function equalityTester(a, b) {
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a = typedArrayToArray(a);
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b = typedArrayToArray(b);
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if (Array.isArray(a) && Array.isArray(b)) {
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if (a.length !== b.length) {
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return false;
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}
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for (let i = 0; i < a.length; ++i) {
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if (!equalityTester(a[i], b[i])) {
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return false;
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}
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}
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return true;
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}
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let to_run;
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if (defined(a)) {
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if (typeof a.equalsEpsilon === "function") {
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return a.equalsEpsilon(b, epsilon);
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} else if (a instanceof Object) {
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// Check if the current object has a static function named 'equalsEpsilon'
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to_run = Object.getPrototypeOf(a).constructor.equalsEpsilon;
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if (typeof to_run === "function") {
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return to_run(a, b, epsilon);
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}
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}
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}
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if (defined(b)) {
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if (typeof b.equalsEpsilon === "function") {
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return b.equalsEpsilon(a, epsilon);
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} else if (b instanceof Object) {
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// Check if the current object has a static function named 'equalsEpsilon'
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to_run = Object.getPrototypeOf(b).constructor.equalsEpsilon;
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if (typeof to_run === "function") {
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return to_run(b, a, epsilon);
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}
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}
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}
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if (typeof a === "number" || typeof b === "number") {
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return Math.abs(a - b) <= epsilon;
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}
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if (defined(a) && defined(b)) {
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const keys = Object.keys(a);
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for (let i = 0; i < keys.length; i++) {
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if (!b.hasOwnProperty(keys[i])) {
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return false;
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}
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const aVal = a[keys[i]];
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const bVal = b[keys[i]];
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if (!equalityTester(aVal, bVal)) {
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return false;
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}
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}
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return true;
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}
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return equals(util, a, b);
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}
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const result = equalityTester(actual, expected);
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return { pass: result };
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},
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};
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},
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toConformToInterface: function (util) {
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return {
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compare: function (actual, expectedInterface) {
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// All function properties on the prototype should also exist on the actual's prototype.
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const actualPrototype = actual.prototype;
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const expectedInterfacePrototype = expectedInterface.prototype;
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for (const item in expectedInterfacePrototype) {
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if (
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expectedInterfacePrototype.hasOwnProperty(item) &&
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typeof expectedInterfacePrototype[item] === "function" &&
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!actualPrototype.hasOwnProperty(item)
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) {
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return {
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pass: false,
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message: createMissingFunctionMessageFunction(
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item,
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actualPrototype,
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expectedInterfacePrototype,
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),
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};
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}
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}
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return { pass: true };
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},
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};
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},
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toRender: function (util) {
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return {
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compare: function (actual, expected) {
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return renderEquals(util, actual, expected, true);
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},
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};
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},
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notToRender: function (util) {
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return {
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compare: function (actual, expected) {
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return renderEquals(util, actual, expected, false);
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},
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};
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},
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toRenderAndCall: function (util) {
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return {
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compare: function (actual, expected) {
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const actualRgba = renderAndReadPixels(actual);
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const webglStub = !!window.webglStub;
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if (!webglStub) {
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// The callback may have expectations that fail, which still makes the
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// spec fail, as we desired, even though this matcher sets pass to true.
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const callback = expected;
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callback(actualRgba);
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}
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return {
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pass: true,
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};
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},
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};
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},
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toRenderPixelCountAndCall: function (util) {
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return {
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compare: function (actual, expected) {
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const actualRgba = renderAndReadPixels(actual);
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const webglStub = !!window.webglStub;
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if (!webglStub) {
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// The callback may have expectations that fail, which still makes the
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// spec fail, as we desired, even though this matcher sets pass to true.
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const callback = expected;
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callback(countRenderedPixels(actualRgba));
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}
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return {
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pass: true,
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};
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},
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};
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},
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toPickPrimitive: function (util) {
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return {
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compare: function (actual, expected, x, y, width, height) {
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return pickPrimitiveEquals(actual, expected, x, y, width, height);
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},
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};
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},
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notToPick: function (util) {
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return {
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compare: function (actual, x, y, width, height) {
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return pickPrimitiveEquals(actual, undefined, x, y, width, height);
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},
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};
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},
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toDrillPickPrimitive: function (util) {
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return {
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compare: function (actual, expected, x, y, width, height) {
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return drillPickPrimitiveEquals(actual, 1, x, y, width, height);
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},
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};
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},
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notToDrillPick: function (util) {
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return {
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compare: function (actual, x, y, width, height) {
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return drillPickPrimitiveEquals(actual, 0, x, y, width, height);
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},
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};
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},
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toPickAndCall: function (util) {
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return {
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compare: function (actual, expected, args) {
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const scene = actual;
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const result = scene.pick(args ?? new Cartesian2(0, 0));
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const webglStub = !!window.webglStub;
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if (!webglStub) {
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// The callback may have expectations that fail, which still makes the
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// spec fail, as we desired, even though this matcher sets pass to true.
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const callback = expected;
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callback(result);
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}
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return {
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pass: true,
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};
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},
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};
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},
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toPickVoxelAndCall: function (util) {
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return {
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compare: function (actual, expected, args) {
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const scene = actual;
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const result = scene.pickVoxel(args ?? new Cartesian2(0, 0));
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const webglStub = !!window.webglStub;
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if (!webglStub) {
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// The callback may have expectations that fail, which still makes the
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// spec fail, as we desired, even though this matcher sets pass to true.
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const callback = expected;
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callback(result);
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}
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return {
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pass: true,
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};
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},
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};
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},
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|
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toDrillPickAndCall: function (util) {
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return {
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compare: function (actual, expected, limit) {
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const scene = actual;
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const pickedObjects = scene.drillPick(new Cartesian2(0, 0), limit);
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const webglStub = !!window.webglStub;
|
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if (!webglStub) {
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// The callback may have expectations that fail, which still makes the
|
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// spec fail, as we desired, even though this matcher sets pass to true.
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const callback = expected;
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callback(pickedObjects);
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}
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return {
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pass: true,
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};
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},
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};
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},
|
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toPickFromRayAndCall: function (util) {
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return {
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compare: function (actual, expected, ray, objectsToExclude, width) {
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const scene = actual;
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const result = scene.pickFromRay(ray, objectsToExclude, width);
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const webglStub = !!window.webglStub;
|
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if (!webglStub) {
|
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// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
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const callback = expected;
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callback(result);
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}
|
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return {
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pass: true,
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};
|
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},
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};
|
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},
|
|
|
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toDrillPickFromRayAndCall: function (util) {
|
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return {
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compare: function (
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actual,
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expected,
|
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ray,
|
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limit,
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objectsToExclude,
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width,
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) {
|
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const scene = actual;
|
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const results = scene.drillPickFromRay(
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ray,
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limit,
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objectsToExclude,
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width,
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);
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
|
const callback = expected;
|
|
callback(results);
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
toSampleHeightAndCall: function (util) {
|
|
return {
|
|
compare: function (
|
|
actual,
|
|
expected,
|
|
position,
|
|
objectsToExclude,
|
|
width,
|
|
) {
|
|
const scene = actual;
|
|
const results = scene.sampleHeight(position, objectsToExclude, width);
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
|
const callback = expected;
|
|
callback(results);
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
toClampToHeightAndCall: function (util) {
|
|
return {
|
|
compare: function (
|
|
actual,
|
|
expected,
|
|
cartesian,
|
|
objectsToExclude,
|
|
width,
|
|
) {
|
|
const scene = actual;
|
|
const results = scene.clampToHeight(
|
|
cartesian,
|
|
objectsToExclude,
|
|
width,
|
|
);
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
|
const callback = expected;
|
|
callback(results);
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
toPickPositionAndCall: function (util) {
|
|
return {
|
|
compare: function (actual, expected, x, y) {
|
|
const scene = actual;
|
|
const canvas = scene.canvas;
|
|
x = x ?? canvas.clientWidth / 2;
|
|
y = y ?? canvas.clientHeight / 2;
|
|
const result = scene.pickPosition(new Cartesian2(x, y));
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
|
const callback = expected;
|
|
callback(result);
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
toReadPixels: function (util) {
|
|
return {
|
|
compare: function (actual, expected) {
|
|
let context;
|
|
let framebuffer;
|
|
let epsilon = 0;
|
|
|
|
const options = actual;
|
|
if (defined(options.context)) {
|
|
// options were passed to to a framebuffer
|
|
context = options.context;
|
|
framebuffer = options.framebuffer;
|
|
epsilon = options.epsilon ?? epsilon;
|
|
} else {
|
|
context = options;
|
|
}
|
|
|
|
const rgba = context.readPixels({
|
|
framebuffer: framebuffer,
|
|
});
|
|
|
|
let pass = true;
|
|
let message;
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
if (
|
|
!CesiumMath.equalsEpsilon(rgba[0], expected[0], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[1], expected[1], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[2], expected[2], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[3], expected[3], 0, epsilon)
|
|
) {
|
|
pass = false;
|
|
if (epsilon === 0) {
|
|
message = `Expected context to render ${expected}, but rendered: ${rgba}`;
|
|
} else {
|
|
message = `Expected context to render ${expected} with epsilon = ${epsilon}, but rendered: ${rgba}`;
|
|
}
|
|
}
|
|
}
|
|
|
|
return {
|
|
pass: pass,
|
|
message: message,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
notToReadPixels: function (util) {
|
|
return {
|
|
compare: function (actual, expected) {
|
|
const context = actual;
|
|
const rgba = context.readPixels();
|
|
|
|
let pass = true;
|
|
let message;
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
if (
|
|
rgba[0] === expected[0] &&
|
|
rgba[1] === expected[1] &&
|
|
rgba[2] === expected[2] &&
|
|
rgba[3] === expected[3]
|
|
) {
|
|
pass = false;
|
|
message = `Expected context not to render ${expected}, but rendered: ${rgba}`;
|
|
}
|
|
}
|
|
|
|
return {
|
|
pass: pass,
|
|
message: message,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
contextToRenderAndCall: function (util) {
|
|
return {
|
|
compare: function (actual, expected) {
|
|
const actualRgba = contextRenderAndReadPixels(actual).color;
|
|
|
|
const webglStub = !!window.webglStub;
|
|
if (!webglStub) {
|
|
// The callback may have expectations that fail, which still makes the
|
|
// spec fail, as we desired, even though this matcher sets pass to true.
|
|
const callback = expected;
|
|
callback(actualRgba);
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
contextToRender: function (util) {
|
|
return {
|
|
compare: function (actual, expected) {
|
|
return expectContextToRender(actual, expected, true);
|
|
},
|
|
};
|
|
},
|
|
|
|
notContextToRender: function (util) {
|
|
return {
|
|
compare: function (actual, expected) {
|
|
return expectContextToRender(actual, expected, false);
|
|
},
|
|
};
|
|
},
|
|
|
|
toBeImageOrImageBitmap: function (util) {
|
|
return {
|
|
compare: function (actual) {
|
|
if (typeof createImageBitmap !== "function") {
|
|
return {
|
|
pass: actual instanceof Image,
|
|
};
|
|
}
|
|
|
|
return {
|
|
pass: actual instanceof ImageBitmap || actual instanceof Image,
|
|
};
|
|
},
|
|
};
|
|
},
|
|
|
|
toThrowDeveloperError: makeThrowFunction(
|
|
debug,
|
|
DeveloperError,
|
|
"DeveloperError",
|
|
),
|
|
};
|
|
}
|
|
|
|
function createDefaultAsyncMatchers(debug) {
|
|
return {
|
|
toBeRejectedWithDeveloperError: makeAsyncThrowFunction(
|
|
debug,
|
|
DeveloperError,
|
|
"DeveloperError",
|
|
),
|
|
};
|
|
}
|
|
|
|
function countRenderedPixels(rgba) {
|
|
const pixelCount = rgba.length / 4;
|
|
let count = 0;
|
|
for (let i = 0; i < pixelCount; i++) {
|
|
const index = i * 4;
|
|
if (
|
|
rgba[index] !== 0 ||
|
|
rgba[index + 1] !== 0 ||
|
|
rgba[index + 2] !== 0 ||
|
|
rgba[index + 3] !== 255
|
|
) {
|
|
count++;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
function renderAndReadPixels(options) {
|
|
let scene;
|
|
|
|
if (defined(options.scene)) {
|
|
// options were passed to render the scene at a given time or prime shadow map
|
|
scene = options.scene;
|
|
const time = options.time;
|
|
|
|
scene.initializeFrame();
|
|
if (defined(options.primeShadowMap)) {
|
|
scene.render(time); // Computes shadow near/far for next frame
|
|
}
|
|
scene.render(time);
|
|
} else {
|
|
scene = options;
|
|
scene.initializeFrame();
|
|
scene.render();
|
|
}
|
|
|
|
return scene.context.readPixels();
|
|
}
|
|
|
|
function isTypedArray(o) {
|
|
return FeatureDetection.typedArrayTypes.some(function (type) {
|
|
return o instanceof type;
|
|
});
|
|
}
|
|
|
|
function typedArrayToArray(array) {
|
|
if (isTypedArray(array)) {
|
|
return Array.prototype.slice.call(array, 0);
|
|
}
|
|
return array;
|
|
}
|
|
|
|
function renderEquals(util, actual, expected, expectEqual) {
|
|
const actualRgba = renderAndReadPixels(actual);
|
|
|
|
// When the WebGL stub is used, all WebGL function calls are noops so
|
|
// the expectation is not verified. This allows running all the WebGL
|
|
// tests, to exercise as much Cesium code as possible, even if the system
|
|
// doesn't have a WebGL implementation or a reliable one.
|
|
if (!!window.webglStub) {
|
|
return {
|
|
pass: true,
|
|
};
|
|
}
|
|
|
|
const eq = equals(util, actualRgba, expected);
|
|
const pass = expectEqual ? eq : !eq;
|
|
|
|
let message;
|
|
if (!pass) {
|
|
message = `Expected ${
|
|
expectEqual ? "" : "not "
|
|
}to render [${typedArrayToArray(
|
|
expected,
|
|
)}], but actually rendered [${typedArrayToArray(actualRgba)}].`;
|
|
}
|
|
|
|
return {
|
|
pass: pass,
|
|
message: message,
|
|
};
|
|
}
|
|
|
|
function pickPrimitiveEquals(actual, expected, x, y, width, height) {
|
|
const scene = actual;
|
|
const windowPosition = new Cartesian2(x, y);
|
|
const result = scene.pick(windowPosition, width, height);
|
|
|
|
if (!!window.webglStub) {
|
|
return {
|
|
pass: true,
|
|
};
|
|
}
|
|
|
|
let pass = true;
|
|
let message;
|
|
|
|
if (defined(expected)) {
|
|
pass = result.primitive === expected;
|
|
} else {
|
|
pass = !defined(result);
|
|
}
|
|
|
|
if (!pass) {
|
|
message = `Expected to pick ${expected}, but picked: ${result}`;
|
|
}
|
|
|
|
return {
|
|
pass: pass,
|
|
message: message,
|
|
};
|
|
}
|
|
|
|
function drillPickPrimitiveEquals(actual, expected, x, y, width, height) {
|
|
const scene = actual;
|
|
const windowPosition = new Cartesian2(x, y);
|
|
const result = scene.drillPick(windowPosition, undefined, width, height);
|
|
|
|
if (!!window.webglStub) {
|
|
return {
|
|
pass: true,
|
|
};
|
|
}
|
|
|
|
let pass = true;
|
|
let message;
|
|
|
|
if (defined(expected)) {
|
|
pass = result.length === expected;
|
|
} else {
|
|
pass = !defined(result);
|
|
}
|
|
|
|
if (!pass) {
|
|
message = `Expected to pick ${expected}, but picked: ${result}`;
|
|
}
|
|
|
|
return {
|
|
pass: pass,
|
|
message: message,
|
|
};
|
|
}
|
|
|
|
function contextRenderAndReadPixels(options) {
|
|
const context = options.context;
|
|
let vs = options.vertexShader;
|
|
const fs = options.fragmentShader;
|
|
let sp = options.shaderProgram;
|
|
const uniformMap = options.uniformMap;
|
|
const modelMatrix = options.modelMatrix;
|
|
const depth = options.depth ?? 0.0;
|
|
const clear = options.clear ?? true;
|
|
let clearColor;
|
|
|
|
if (!defined(context)) {
|
|
throw new DeveloperError("options.context is required.");
|
|
}
|
|
|
|
if (!defined(fs) && !defined(sp)) {
|
|
throw new DeveloperError(
|
|
"options.fragmentShader or options.shaderProgram is required.",
|
|
);
|
|
}
|
|
|
|
if (defined(fs) && defined(sp)) {
|
|
throw new DeveloperError(
|
|
"Both options.fragmentShader and options.shaderProgram can not be used at the same time.",
|
|
);
|
|
}
|
|
|
|
if (defined(vs) && defined(sp)) {
|
|
throw new DeveloperError(
|
|
"Both options.vertexShader and options.shaderProgram can not be used at the same time.",
|
|
);
|
|
}
|
|
|
|
if (!defined(sp)) {
|
|
if (!defined(vs)) {
|
|
vs =
|
|
"in vec4 position; void main() { gl_PointSize = 1.0; gl_Position = position; }";
|
|
}
|
|
sp = ShaderProgram.fromCache({
|
|
context: context,
|
|
vertexShaderSource: vs,
|
|
fragmentShaderSource: fs,
|
|
attributeLocations: {
|
|
position: 0,
|
|
},
|
|
});
|
|
}
|
|
|
|
let va = new VertexArray({
|
|
context: context,
|
|
attributes: [
|
|
{
|
|
index: 0,
|
|
vertexBuffer: Buffer.createVertexBuffer({
|
|
context: context,
|
|
typedArray: new Float32Array([0.0, 0.0, depth, 1.0]),
|
|
usage: BufferUsage.STATIC_DRAW,
|
|
}),
|
|
componentsPerAttribute: 4,
|
|
},
|
|
],
|
|
});
|
|
|
|
if (clear) {
|
|
ClearCommand.ALL.execute(context);
|
|
clearColor = context.readPixels();
|
|
}
|
|
|
|
const command = new DrawCommand({
|
|
primitiveType: PrimitiveType.POINTS,
|
|
shaderProgram: sp,
|
|
vertexArray: va,
|
|
uniformMap: uniformMap,
|
|
modelMatrix: modelMatrix,
|
|
});
|
|
|
|
command.execute(context);
|
|
const rgba = context.readPixels();
|
|
|
|
sp = sp.destroy();
|
|
va = va.destroy();
|
|
|
|
return {
|
|
color: rgba,
|
|
clearColor: clearColor,
|
|
};
|
|
}
|
|
|
|
function expectContextToRender(actual, expected, expectEqual) {
|
|
const options = actual;
|
|
const context = options.context;
|
|
const clear = options.clear ?? true;
|
|
const epsilon = options.epsilon ?? 0;
|
|
|
|
if (!defined(expected)) {
|
|
expected = [255, 255, 255, 255];
|
|
}
|
|
|
|
const webglStub = !!window.webglStub;
|
|
|
|
const output = contextRenderAndReadPixels(options);
|
|
|
|
if (clear) {
|
|
const clearedRgba = output.clearColor;
|
|
if (!webglStub) {
|
|
const expectedAlpha = context.options.webgl.alpha ? 0 : 255;
|
|
if (
|
|
clearedRgba[0] !== 0 ||
|
|
clearedRgba[1] !== 0 ||
|
|
clearedRgba[2] !== 0 ||
|
|
clearedRgba[3] !== expectedAlpha
|
|
) {
|
|
return {
|
|
pass: false,
|
|
message: `After clearing the framebuffer, expected context to render [0, 0, 0, ${expectedAlpha}], but rendered: ${clearedRgba}`,
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
const rgba = output.color;
|
|
|
|
if (!webglStub) {
|
|
if (expectEqual) {
|
|
if (
|
|
!CesiumMath.equalsEpsilon(rgba[0], expected[0], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[1], expected[1], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[2], expected[2], 0, epsilon) ||
|
|
!CesiumMath.equalsEpsilon(rgba[3], expected[3], 0, epsilon)
|
|
) {
|
|
return {
|
|
pass: false,
|
|
message: `Expected context to render ${expected}, but rendered: ${rgba}`,
|
|
};
|
|
}
|
|
} else if (
|
|
CesiumMath.equalsEpsilon(rgba[0], expected[0], 0, epsilon) &&
|
|
CesiumMath.equalsEpsilon(rgba[1], expected[1], 0, epsilon) &&
|
|
CesiumMath.equalsEpsilon(rgba[2], expected[2], 0, epsilon) &&
|
|
CesiumMath.equalsEpsilon(rgba[3], expected[3], 0, epsilon)
|
|
) {
|
|
return {
|
|
pass: false,
|
|
message: `Expected context not to render ${expected}, but rendered: ${rgba}`,
|
|
};
|
|
}
|
|
}
|
|
|
|
return {
|
|
pass: true,
|
|
};
|
|
}
|
|
|
|
function addDefaultMatchers(debug) {
|
|
return function () {
|
|
this.addMatchers(createDefaultMatchers(debug));
|
|
this.addAsyncMatchers(createDefaultAsyncMatchers(debug));
|
|
};
|
|
}
|
|
export default addDefaultMatchers;
|