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-rw-r--r--packages/sol-cov/src/ast_visitor.ts33
-rw-r--r--packages/sol-cov/src/collect_coverage_entries.ts21
-rw-r--r--packages/sol-cov/test/collect_coverage_entries_test.ts30
-rw-r--r--packages/sol-cov/test/fixtures/contracts/SolcovIgnore.sol22
4 files changed, 104 insertions, 2 deletions
diff --git a/packages/sol-cov/src/ast_visitor.ts b/packages/sol-cov/src/ast_visitor.ts
index 564f0f7d2..a6bca4704 100644
--- a/packages/sol-cov/src/ast_visitor.ts
+++ b/packages/sol-cov/src/ast_visitor.ts
@@ -23,8 +23,13 @@ export class ASTVisitor {
private _modifiersStatementIds: number[] = [];
private _statementMap: StatementMap = {};
private _locationByOffset: LocationByOffset;
- constructor(locationByOffset: LocationByOffset) {
+ private _ignoreRangesBeginningAt: number[];
+ // keep track of contract/function ranges that are to be ignored
+ // so we can also ignore any children nodes within the contract/function
+ private _ignoreRangesWithin: Array<[number, number]> = [];
+ constructor(locationByOffset: LocationByOffset, ignoreRangesBeginningAt: number[] = []) {
this._locationByOffset = locationByOffset;
+ this._ignoreRangesBeginningAt = ignoreRangesBeginningAt;
}
public getCollectedCoverageEntries(): CoverageEntriesDescription {
const coverageEntriesDescription = {
@@ -42,6 +47,11 @@ export class ASTVisitor {
public FunctionDefinition(ast: Parser.FunctionDefinition): void {
this._visitFunctionLikeDefinition(ast);
}
+ public ContractDefinition(ast: Parser.ContractDefinition): void {
+ if (this._shouldIgnoreExpression(ast)) {
+ this._ignoreRangesWithin.push(ast.range as [number, number]);
+ }
+ }
public ModifierDefinition(ast: Parser.ModifierDefinition): void {
this._visitFunctionLikeDefinition(ast);
}
@@ -96,6 +106,9 @@ export class ASTVisitor {
public ModifierInvocation(ast: Parser.ModifierInvocation): void {
const BUILTIN_MODIFIERS = ['public', 'view', 'payable', 'external', 'internal', 'pure', 'constant'];
if (!_.includes(BUILTIN_MODIFIERS, ast.name)) {
+ if (this._shouldIgnoreExpression(ast)) {
+ return;
+ }
this._modifiersStatementIds.push(this._entryId);
this._visitStatement(ast);
}
@@ -106,6 +119,9 @@ export class ASTVisitor {
right: Parser.ASTNode,
type: BranchType,
): void {
+ if (this._shouldIgnoreExpression(ast)) {
+ return;
+ }
this._branchMap[this._entryId++] = {
line: this._getExpressionRange(ast).start.line,
type,
@@ -113,6 +129,9 @@ export class ASTVisitor {
};
}
private _visitStatement(ast: Parser.ASTNode): void {
+ if (this._shouldIgnoreExpression(ast)) {
+ return;
+ }
this._statementMap[this._entryId++] = this._getExpressionRange(ast);
}
private _getExpressionRange(ast: Parser.ASTNode): SingleFileSourceRange {
@@ -125,7 +144,19 @@ export class ASTVisitor {
};
return range;
}
+ private _shouldIgnoreExpression(ast: Parser.ASTNode): boolean {
+ const [astStart, astEnd] = ast.range as [number, number];
+ const isRangeIgnored = _.some(
+ this._ignoreRangesWithin,
+ ([rangeStart, rangeEnd]: [number, number]) => astStart >= rangeStart && astEnd <= rangeEnd,
+ );
+ return this._ignoreRangesBeginningAt.includes(astStart) || isRangeIgnored;
+ }
private _visitFunctionLikeDefinition(ast: Parser.ModifierDefinition | Parser.FunctionDefinition): void {
+ if (this._shouldIgnoreExpression(ast)) {
+ this._ignoreRangesWithin.push(ast.range as [number, number]);
+ return;
+ }
const loc = this._getExpressionRange(ast);
this._fnMap[this._entryId++] = {
name: ast.name,
diff --git a/packages/sol-cov/src/collect_coverage_entries.ts b/packages/sol-cov/src/collect_coverage_entries.ts
index 3fc85008c..bdbcd613e 100644
--- a/packages/sol-cov/src/collect_coverage_entries.ts
+++ b/packages/sol-cov/src/collect_coverage_entries.ts
@@ -5,6 +5,8 @@ import * as parser from 'solidity-parser-antlr';
import { ASTVisitor, CoverageEntriesDescription } from './ast_visitor';
import { getLocationByOffset } from './source_maps';
+const IGNORE_RE = /\/\*\s*solcov\s+ignore\s+next\s*\*\/\s*/gm;
+
// Parsing source code for each transaction/code is slow and therefore we cache it
const coverageEntriesBySourceHash: { [sourceHash: string]: CoverageEntriesDescription } = {};
@@ -13,10 +15,27 @@ export const collectCoverageEntries = (contractSource: string) => {
if (_.isUndefined(coverageEntriesBySourceHash[sourceHash]) && !_.isUndefined(contractSource)) {
const ast = parser.parse(contractSource, { range: true });
const locationByOffset = getLocationByOffset(contractSource);
- const visitor = new ASTVisitor(locationByOffset);
+ const ignoreRangesBegingingAt = gatherRangesToIgnore(contractSource);
+ const visitor = new ASTVisitor(locationByOffset, ignoreRangesBegingingAt);
parser.visit(ast, visitor);
coverageEntriesBySourceHash[sourceHash] = visitor.getCollectedCoverageEntries();
}
const coverageEntriesDescription = coverageEntriesBySourceHash[sourceHash];
return coverageEntriesDescription;
};
+
+// Gather the start index of all code blocks preceeded by "/* solcov ignore next */"
+function gatherRangesToIgnore(contractSource: string): number[] {
+ const ignoreRangesStart = [];
+
+ let match;
+ do {
+ match = IGNORE_RE.exec(contractSource);
+ if (match) {
+ const matchLen = match[0].length;
+ ignoreRangesStart.push(match.index + matchLen);
+ }
+ } while (match);
+
+ return ignoreRangesStart;
+}
diff --git a/packages/sol-cov/test/collect_coverage_entries_test.ts b/packages/sol-cov/test/collect_coverage_entries_test.ts
index f88f3b3c3..7832ec316 100644
--- a/packages/sol-cov/test/collect_coverage_entries_test.ts
+++ b/packages/sol-cov/test/collect_coverage_entries_test.ts
@@ -121,5 +121,35 @@ describe('Collect coverage entries', () => {
const branchTypes = _.map(branchDescriptions, branchDescription => branchDescription.type);
expect(branchTypes).to.be.deep.equal(['if', 'if', 'if', 'if', 'binary-expr', 'if']);
});
+
+ it('correctly ignores all coverage entries for Ignore contract', () => {
+ const solcovIgnoreContractBaseName = 'SolcovIgnore.sol';
+ const solcovIgnoreContractFileName = path.resolve(
+ __dirname,
+ 'fixtures/contracts',
+ solcovIgnoreContractBaseName,
+ );
+ const solcovIgnoreContract = fs.readFileSync(solcovIgnoreContractFileName).toString();
+ const coverageEntries = collectCoverageEntries(solcovIgnoreContract);
+ const fnIds = _.keys(coverageEntries.fnMap);
+
+ expect(fnIds.length).to.be.equal(1);
+ expect(coverageEntries.fnMap[fnIds[0]].name).to.be.equal('set');
+ // tslint:disable-next-line:custom-no-magic-numbers
+ expect(coverageEntries.fnMap[fnIds[0]].line).to.be.equal(6);
+ const setFunction = `function set(uint x) public {
+ /* solcov ignore next */
+ storedData = x;
+ }`;
+ expect(utils.getRange(solcovIgnoreContract, coverageEntries.fnMap[fnIds[0]].loc)).to.be.equal(setFunction);
+
+ expect(coverageEntries.branchMap).to.be.deep.equal({});
+ const statementIds = _.keys(coverageEntries.statementMap);
+ expect(utils.getRange(solcovIgnoreContract, coverageEntries.statementMap[statementIds[0]])).to.be.equal(
+ setFunction,
+ );
+ expect(statementIds.length).to.be.equal(1);
+ expect(coverageEntries.modifiersStatementIds.length).to.be.equal(0);
+ });
});
});
diff --git a/packages/sol-cov/test/fixtures/contracts/SolcovIgnore.sol b/packages/sol-cov/test/fixtures/contracts/SolcovIgnore.sol
new file mode 100644
index 000000000..a7977ffb4
--- /dev/null
+++ b/packages/sol-cov/test/fixtures/contracts/SolcovIgnore.sol
@@ -0,0 +1,22 @@
+pragma solidity ^0.4.21;
+
+contract SolcovIgnore {
+ uint public storedData;
+
+ function set(uint x) public {
+ /* solcov ignore next */
+ storedData = x;
+ }
+
+ /* solcov ignore next */
+ function get() constant public returns (uint retVal) {
+ return storedData;
+ }
+}
+
+/* solcov ignore next */
+contract Ignore {
+ function ignored() public returns (bool) {
+ return false;
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-08 01:12:30 +0800