128 lines
4.7 KiB
Groovy
128 lines
4.7 KiB
Groovy
subprojects {
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apply plugin: 'java'
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sourceCompatibility = '1.8'
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targetCompatibility = '1.8'
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repositories {
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mavenLocal()
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mavenCentral()
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}
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sourceSets {
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main {
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java {
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srcDir projectDir
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}
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}
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}
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List tasks = []
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projectDir.eachFileRecurse {
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if (it.name.endsWith('.java')) {
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List lines = it.readLines()
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Boolean hasMainMethod = lines.join('').contains('main(String[] args)')
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Boolean hasMainParam = lines.find { it.startsWith('// {main: ')}
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// add tasks for java sources with main methods
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if (hasMainMethod || hasMainParam) {
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String maybeArgsLine = lines.find { it.startsWith('// {Args: ')}
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List maybeArgs = []
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if (maybeArgsLine != null) {
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maybeArgs = maybeArgsLine.trim().replaceAll('\\/\\/ \\{Args: ', '').reverse().replaceFirst('}', '').reverse().split(' ')
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}
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String mainClass = it.name.replaceAll('.java', '')
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String taskName = mainClass
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tasks.add(taskName)
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// some java sources with a main method specify a different main class
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String maybeMainLine = lines.find { it.startsWith('// {main: ')}
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if (maybeMainLine != null) {
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mainClass = maybeMainLine.trim().replaceAll('\\/\\/ \\{main: ', '').replaceAll('}', '')
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}
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// some java sources with JVM args
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List maybeJvmArgs = []
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String maybeJvmArgsLine = lines.find { it.startsWith('// {JVMArgs: ')}
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if (maybeJvmArgsLine != null) {
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maybeJvmArgs = maybeJvmArgsLine.trim().replaceAll('\\/\\/ \\{JVMArgs: ', '').replaceAll('}', '').split(' ')
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}
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// some java sources depend on others to be run first
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String maybeRunFirst = null
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String maybeRunFirstLine = lines.find { it.startsWith('// {RunFirst: ')}
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if (maybeRunFirstLine != null) {
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maybeRunFirst = maybeRunFirstLine.trim().replaceAll('\\/\\/ \\{RunFirst: ', '').replaceAll('}', '')
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}
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task "$taskName"(type: JavaExec, dependsOn: maybeRunFirst) {
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main = mainClass
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classpath = sourceSets.main.runtimeClasspath
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args = maybeArgs
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jvmArgs = maybeJvmArgs
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}
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Integer expectedOutputStartLine = lines.findIndexOf { it.startsWith('/* Output:') }
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Integer expectedOutputEndLine = -1
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List expectedOutputLines = []
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if (expectedOutputStartLine != -1) {
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expectedOutputStartLine += 1
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expectedOutputEndLine = lines.findIndexOf(expectedOutputStartLine, { it.startsWith('*/') })
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if (expectedOutputEndLine == -1) {
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expectedOutputEndLine = expectedOutputStartLine
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}
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expectedOutputLines = lines.subList(expectedOutputStartLine, expectedOutputEndLine)
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}
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OutputStream testStandardOutput = new ByteArrayOutputStream()
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OutputStream testErrorOutput = new ByteArrayOutputStream()
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task "test$taskName"(type: JavaExec, dependsOn: maybeRunFirst) {
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main = mainClass
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classpath = sourceSets.main.runtimeClasspath
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args = maybeArgs
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jvmArgs = maybeJvmArgs
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standardOutput = testStandardOutput
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errorOutput = testErrorOutput
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doLast {
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// test the output here
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println("Expected")
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println(expectedOutputLines)
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println("STDOUT")
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println(testStandardOutput.toString().readLines())
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println("STDERR")
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println(testErrorOutput.toString().readLines())
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throw new Exception("Expected output did not match the actual output")
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}
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}
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}
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// exclude java sources that will not compile
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if (lines.find { it.startsWith('// {CompileTimeError') } != null) {
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sourceSets.main.java.excludes.add(it.name)
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}
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}
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}
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task run(dependsOn: tasks)
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List testTasks = tasks.collect { "test" + it }
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task test(overwrite:true, dependsOn: testTasks)
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}
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configure(subprojects - project(':onjava')) {
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dependencies {
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compile project(':onjava')
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}
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}
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